Durable indexable inserts for efficient metalcutting
Indexable inserts are hardened cutting elements designed to deliver consistent material removal in metalworking, providing cost-effective tool life management and repeatable results for turning, milling and drilling operations. Suited for machining steel, stainless and heat-resistant alloys, these inserts offer rapid edge renewal and reduced downtime through simple indexing, while versions optimised for internal coolant significantly improve chip control and thermal management in demanding applications. By choosing the right insert grade and geometry you gain improved tool life, predictable wear behaviour and better surface finish thanks to enhanced chip control, with key benefits including wear-resistant carbide, internal coolant compatibility and reliable chip breaking.
CNMG 120412 AH6225 Wendeplatten - Tungaloy
Take advantage of the combination of a PVD‑coated AH6225 carbide grade, a sharp yet stable cutting edge, and a secure cylindrical‑hole clamping for consistent chip control and reliable turning of rostfreier Stahl; order via Metav Werkzeuge or consult our specialists for matching holders and spare screws. CNMG 120412 AH6225 — Tungaloy turning insert (ISO CNMG), PVD‑coated carbide, 80° A CNMG120412 AH6225 insert for ISO‑standard turning, designed for robust performance when machining rostfreier Stahl in external and internal turning operations. ISO-standard rhombic CNMG geometry PVD-coated carbide AH6225 for rostfreier Stahl Sharp yet stable cutting edge, 80° lead angle With cylindrical hole for secure clamping Enhanced productivity for stainless machining with consistent surface quality This turning insert is engineered to deliver stable metal removal when facing the challenges of rostfreier Stahl. The AH6225 grade combines a hard PVD coating with a tough substrate to maintain a sharp cutting edge under changing conditions, which reduces the need for frequent edge changes and supports longer tool life. The result is more predictable cycle times and a measurable improvement in surface finish compared with uncoated grades. For operations with medium cutting parameters, the balanced wear behaviour translates directly into lower process variability and improved throughput. Secure seating and geometry that improve process reliability The rhombic CNMG shape paired with a cylindrical hole and standard fastening ensures accurate, repeatable seating in compatible holders. The 80° approach angle and the 1.2 mm corner radius promote a controlled cutting action that moderates cutting forces and enhances stability on both external and internal turning tasks. Clearances and tolerances conform to ISO expectations, so compatibility depends on matching form, clearance angle, tolerance class, fastening and insert thickness to the chosen toolholder, enabling predictable fixture performance on the shop floor. Grade and coating explained for practical decision making The PVD coating on this carbide grade improves heat resistance and reduces built‑up edge during rostfreier Stahl machining, while the substrate maintains edge integrity under intermittent loading. In practical terms, PVD‑coated carbide reduces adhesion and thermal softening at the cutting zone, which means fewer unplanned tool changes and cleaner part surfaces. Select this insert when the production mix includes medium‑duty turning of corrosion‑resistant alloys and when a compromise between sharpness and wear resistance is required. Clear specification data to match holders and applications Key geometrical and functional details—rhombic CNMG form, 12 mm inscribed circle, 4.76 mm thickness, 1.2 mm corner radius, 0° clearance angle and a double‑sided chipbreaker—support straightforward selection for general turning tasks. The double‑sided chipbreaker extends usable edges per insert, while the cylindrical hole supports positive clamping. Use these measurable values to verify holder compatibility and to plan insert inventory for batch runs or mixed‑material workshops. For reliable turning of rostfreier Stahl, contact Metav Werkzeuge for tailored holder recommendations or to procure the Tungaloy CNMG120412 AH6225 insert; Metav Werkzeuge is available at info@metav-werkzeuge.com or +49 2822 7131930 Technical Data Article number: 6946859 SKU: 6946859-Tungaloy Manufacturer SKU: TUN6946859 Manufacturer article number: 6946859 Facts Size: 12 mm Thickness: 4.76 mm Corner radius: 1.2 mm Lead angle: 80° Clearance angle: 0° Special features Grade: AH6225 (PVD‑coated carbide) Geometry: rhombic (CNMG) Hole: with cylindrical hole Chipbreaker: double-sided Application: Turning Model series: ISO turning inserts FAQ What materials is this insert best suited for? The CNMG120412 AH6225 insert is optimised for machining rostfreier Stahl; the PVD‑coated carbide grade provides improved resistance to adhesion and thermal effects common with corrosion‑resistant alloys. How does the AH6225 grade affect machining performance? AH6225 offers a balance between a sharp cutting edge and durable wear resistance, enabling stable performance across medium cutting conditions and variable production demands with the Tungaloy CNMG insert. Which holders are compatible with this insert geometry? Compatibility depends on matching the CNMG form, 80° lead angle, 4.76 mm thickness and the insert’s cylindrical hole to the chosen external holder or boring bar; verify holder specifications before fitting the insert. Can both sides of the insert be used? Yes, the insert features a double‑sided chipbreaker, allowing use of multiple cutting edges per insert and extending the effective tool life. What is the purpose of the cylindrical hole? The cylindrical hole secures positive clamping and helps ensure repeatable seating in ISO‑compliant toolholders, reducing the risk of misalignment during heavy cuts. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
CNMG 120412 AH6235 Wendeplatten - Tungaloy
Benefit from a high-performance combination of PVD-coated carbide (AH6235) and a double-sided chipbreaker designed for stable chip control in demanding turning operations; the ISO conformity reduces setup variability and supports consistent production quality. Order genuine inserts directly via Metav Werkzeuge or contact our consultants for application-specific guidance. CNMG 120412 AH6235 indexable insert for turning — Tungaloy CNMG 120412 AH6235 is an ISO rhombic indexable insert engineered for external and internal turning, optimised for stainless steels and interrupted cuts with reliable edge stability. ISO rhombic insert, 80° geometry PVD-coated carbide AH6235 Optimised for stainless steels, interrupted cuts Double-sided chipbreaker for stable chip control Consistent performance for demanding turning operations The PVD-coated carbide composition in grade AH6235 delivers a balance of toughness and wear resistance that suits the challenges of machining stainless steels and interrupted cuts. The coating improves surface endurance and reduces built-up edge formation, which means fewer unplanned tool changes and more consistent surface finish on workpieces. For production environments where component quality and repeatability matter, this configuration supports stable cutting forces and predictable tool life, translating into higher throughput and lower scrap rates. Design that simplifies set-up and improves process security Designed to the ISO CNMG120412 form, the rhombic shape and 80° geometry provide a broad contact area for interrupted or heavy cuts while maintaining accessibility in internal turning. The double-sided chipbreaker assists controlled chip formation on both cutting edges, extending effective indexable life and reducing machine stoppages for chip-related issues. The insert features a cylindrical hole for positive clamping and a 0° relief that ensures correct seating in standard holders; compatibility is determined by form, relief angle, tolerance class, clamping method, size and thickness, enabling straightforward integration into existing tool systems. Practical application advice for efficient machining Use this indexable insert for both external and internal turning where material toughness or intermittence increases the risk of edge breakage. The combination of a corner radius 1.2 mm and a stable grade like AH6235 mitigates notch wear and improves edge resilience during interrupted passes. For stainless steels, favour lower feed rates and adequate cutting speeds that promote chip formation without excessive heat build-up; when stability is limited, reduce depth of cut and rely on the insert’s robust geometry and chipbreaker to maintain process security. When in doubt about holder selection or cutting parameters, consult technical data sheets or our application specialists to optimise insert life and workpiece quality. For tailored selection advice, availability of genuine Tungaloy indexable inserts or to discuss application-specific parameters, contact Metav Werkzeuge at info@metav-werkzeuge.com or call +49 2822 7131930 for prompt, expert support. Technical data Article number: 6879999 SKU: 6879999-Tungaloy Manufacturer SKU: TUN6879999 Label: CNMG120412 AH6235 Tungaloy-indexable insert Manufacturer: Tungaloy Model series: ISO indexable inserts Material: carbide Core data Corner radius: 1.2 mm Thickness: 4.76 mm Size: 12 mm Geometry angle: 80° Relief angle: 0° Hole style: cylindrical Features PVD-coated carbide (AH6235) Double-sided chipbreaker Rhombic shape (CNMG) With hole for positive clamping Suited for external and internal turning Intended for stainless steels and interrupted cuts FAQ What materials is this insert designed for? The CNMG 120412 AH6235 insert is intended primarily for stainless steels and applications with interrupted cuts, using the PVD-coated AH6235 grade for improved edge stability. How does the chipbreaker affect machining performance? The double-sided chipbreaker on this indexable insert controls chip formation on both edges, improving process security and reducing the risk of chip-related interruptions during turning cycles. Which holders are compatible with this ISO insert? Compatibility depends on holder form, relief angle, tolerance class, clamping method, size and thickness; the CNMG 120412 shape fits standard CNMG holders when those parameters match. What are the key dimensions to check before ordering? Verify corner radius (1.2 mm), thickness (4.76 mm), size (12 mm) and the 80° geometry to ensure correct fit and cutting behaviour for the intended turning operation. Is this an original Tungaloy product and how is it identified? Yes — the product is an original Tungaloy indexable insert, identifiable by label CNMG120412 AH6235 and manufacturer article number 6879999. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
CNMG 120412 AH6235 Wendeplatten - Tungaloy
Take advantage of the combination of productive cutting performance, the PVD-coated AH6235 carbide grade and secure ISO-compatible clamping for consistent turning results; order the CNMG 120412 AH6235 Tungaloy insert directly via Metav Werkzeuge or ask our consultants if needed. CNMG 120412 AH6235 Tungaloy turning insert — PVD-coated carbide, 1.2 mm radius, 80° The CNMG 120412 AH6235 is an ISO-standard rhombic turning insert designed for external and internal turning, optimised for stainless steels and interrupted cuts. PVD-coated carbide grade AH6235 Optimised for stainless steels and interrupted cuts Rhombic CNMG geometry, 80° cutting angle 1.2 mm corner radius, double-sided chipbreaker Increased productivity in stainless-steel turning The combination of a PVD-coated surface and the AH6235 carbide grade delivers a balance of wear resistance and toughness that suits demanding tasks on stainless steels and conditions with frequent interruptions. The coating reduces flank wear at elevated temperatures while the tougher substrate resists chipping during unstable cuts, resulting in more consistent tool life and fewer indexings. This translates into measurable productivity gains when paired with appropriate feeds and stable setups, especially where tool-change downtime is costly. Secure mounting and dimensional reliability for repeatable results ISO conformity and the rhombic CNMG form ensure wide compatibility with established holders; the cylindrical-hole design supports reliable clamping and accurate seat location. The 80° geometry and 0° clearance combine to deliver predictable cutting forces, while the 4.76 mm plate thickness and precise tolerance classes contribute to vibration damping and stable machining. The double-sided configuration increases usable edges per insert and reduces tooling cost per component, supporting repeatable surface finishes and cycle-time stability. Practical guidance for tool selection and cutting strategy Select the chipbreaker and insert grade to match workpiece stability and the nature of the cut: the double-sided chipbreaker is suited to general turning on less stable set-ups, while the 1.2 mm corner radius provides a stronger cutting edge for heavier depths of cut but requires slightly higher feed to maintain surface quality. The rhombic form factor and cylindrical hole facilitate quick index changes and straightforward mounting in ISO holders. For interrupted cuts or components with risk of breakout, the AH6235 combination of toughness and wear resistance is particularly effective, reducing flank and corner failures when the setup is correctly matched. Contact Metav Werkzeuge for expert advice on Tungaloy AH6235 PVD-coated carbide inserts and stock availability Technical data Article number: 6903358 SKU: 6903358-Tungaloy Manufacturer SKU: TUN6903358 Label: CNMG120412 AH6235 Tungaloy insert Manufacturer: Tungaloy Core specifications Shape: rhombic (CNMG) ISO code: 120412 Size: 12 mm Thickness: 4.76 mm Corner radius: 1.2 mm Clearance angle: 0° Cutting angle: 80° Hole: with cylindrical hole Special features Grade: AH6235 — PVD-coated carbide Application: turning (external and internal) Suitable for: stainless steels, interrupted cuts, increased breakout risk System: ISO turning indexable inserts Mounting compatibility depends on form, clearance, tolerance, fastening, size and thickness Double-sided chipbreaker FAQ What materials is this insert suitable for? The CNMG 120412 AH6235 insert from Tungaloy is designed primarily for stainless steels and other alloys where toughness and chip control are required, and it performs well in interrupted cutting conditions. Can this insert be used on both external and internal turning operations? Yes, the ISO CNMG geometry and the rhombic form make the insert suitable for both external and internal turning when combined with an appropriate holder and correct cutting parameters. How does the 1.2 mm corner radius affect machining? A 1.2 mm corner radius on the insert increases edge strength, permitting higher depths of cut and improved resistance to chipping, while typically requiring a slightly higher feed to maintain surface finish. Is the insert indexable on both sides and does that reduce tooling costs? The insert is double-sided with a chipbreaker on both faces, allowing multiple re-indexings and reducing the cost per effective cutting edge compared with single-sided solutions. What makes AH6235 different from standard grades? The AH6235 grade is a PVD-coated carbide designed with enhanced toughness for applications on stainless steel and areas prone to breakout; the coating improves wear resistance while the substrate resists fracture under interrupted conditions. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
CNMG 120412 AH6235 Wendeplatten - Tungaloy
Benefit from a combination of PVD-coated carbide durability, an 80° CNMG geometry for stable turning, and a double-sided chipbreaker that reduces downtime — order the insert directly via Metav Werkzeuge or contact our consultants for application advice. CNMG 120412 AH6235 indexable insert for turning — Tungaloy, PVD-coated carbide A CNMG120412 AH6235 indexable insert engineered for external and internal turning, optimised for stainless steel and interrupted cutting conditions. PVD-coated carbide grade AH6235 Suitable for stainless steel and interrupted cuts ISO CNMG rhombic insert, 80° cutting angle Double-sided chipbreaker, cylindrical hole fit Higher productivity through wear-resistant coating and grade The combination of a PVD-coated surface with a tougher carbide grade delivers extended tool life under challenging conditions. This insert is designed to maintain cutting-edge stability during cyclic loads and disrupted cuts, which leads to fewer insert changes and reduced machine downtime. The result is measurable efficiency in batch production and continuous turning tasks, supported by the optimised chip control of the integrated double-sided chipbreaker. Consistent surface finish and process security in stainless machining For operations on stainless steel, the tougher AH6235 grade minimises edge chipping and supports reliable metal removal even when interruption occurs. The rhombic geometry with an 80° approach angle balances shear control and strength, producing consistent workpiece surfaces and reducing the need for secondary finishing. This stability supports predictable throughput and easier process parameter tuning on the shop floor. Compatibility and handling that simplify tool planning As an ISO CNMG insert, the component fits a wide range of holders provided the form, relief angle, tolerance class, fastening and thickness match. The centrally located cylindrical hole ensures straightforward indexing and secure clamping, while the 4.76 mm plate thickness adds rigidity for heavier cuts. This compatibility reduces inventory complexity and makes it simpler to standardise tooling across multiple machines or production cells. Cost-effectiveness through fewer interventions and predictable performance By combining robust substrate properties with a wear-resistant coating, this insert reduces the frequency of tool swaps and unexpected stoppages. The predictable wear behaviour allows longer intervals between inspections and more consistent batch outputs, translating into lower operating costs and higher overall equipment effectiveness. The design supports a balance between durable performance and economical use for medium to high-volume turning applications. Contact Metav Werkzeuge today for tailored advice on integrating the CNMG120412 AH6235 indexable insert into production setups and to request detailed application data Technical data Article number: 6880233 Manufacturer SKU: TUN6880233 Model series: ISO-Drehwendeschneidplatten Designation: CNMG120412 AH6235 Tungaloy-Wendeplatte Material: Hartmetall Coating / grade: AH6235 PVD-coated Numbers / Core technical data Corner radius: 1.2 mm Plate size: 12 mm Plate thickness: 4.76 mm Cutting angle: 80° Relief / free angle: 0° Manufacturer article number: 6880233 Designs / Special features Rhombic plate shape (CNMG) Double-sided chipbreaker Cylindrical hole for secure clamping Suitable for external and internal turning Intended for stainless steel and interrupted cuts FAQ What materials is this insert best suited for? The CNMG120412 AH6235 indexable insert is optimised for stainless steel and applications with interrupted cuts, leveraging the AH6235 grade and PVD coating for improved edge stability. How does the chip control perform in interrupted cutting? The double-sided chipbreaker on the CNMG insert provides reliable chip formation under interrupted conditions, reducing edge damage and helping to maintain consistent machining cycles. Is this insert compatible with standard CNMG holders? Yes; compatibility is determined by plate form, relief angle, tolerance class, fastening method, size and thickness — the ISO CNMG format ensures broad holder compatibility when dimensions match. What benefits does the PVD coating provide? The PVD-coated carbide grade AH6235 increases wear resistance and reduces the risk of chipping, thereby extending tool life and improving process reliability during stainless steel turning. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
CNMG 120412 AH6235 Wendeplatten - Tungaloy
Benefit from the combination of PVD-coated carbide toughness and a stable 80° rhombic geometry with a 1.2 mm nose radius for reliable turning in demanding stainless-steel and interrupted-cut applications; order or consult Metav Werkzeuge for tailored process advice. CNMG120412 AH6235 CNMG ISO turning insert for turning — Tungaloy A CNMG120412 AH6235 indexable turning insert engineered for external and internal turning, optimised for stainless steels and interrupted cuts. PVD-coated carbide grade AH6235 Tailored for stainless steels and interrupted cuts Double-sided chipbreaker for stable machining 80° rhombic form with 1.2 mm nose radius Consistent cutting performance for demanding materials The ISO-designated insert delivers consistent results thanks to its PVD-coated carbide composition and a grade developed for tougher workpiece materials. The PVD layer increases wear resistance while the substrate provides toughness to resist chipping in interrupted cuts. This combination supports higher process stability when machining stainless steels, where work-hardening and built-up edge are common concerns. The result is fewer unexpected tool changes and more predictable cycle times, contributing directly to improved productivity on the shop floor. Predictable fit and repeatable machining accuracy Compatibility with toolholders is governed by the insert’s form, clearance angle, tolerance class, fastening style, size and thickness. The rhombic 80° geometry and 0° clearance angle allow secure clamping in standard ISO turning holders; the insert’s cylindrical hole facilitates correct seating and positive location. Clear reference to the ISO code and dimensions reduces setup time and helps to ensure repeatable cutting conditions. For operations that require narrow process windows, this predictable fit supports enhanced surface finish and more reliable tool life. Economy through double-sided design and stable chip control The insert’s double-sided chipbreaker and symmetric geometry enable economical use of the cutting edges and quick indexation when wear occurs. The 1.2 mm nose radius balances form retention with cutting forces, making it suitable for a range of turning tasks without sacrificing dimensional control. Because the grade AH6235 is formulated for increased resistance to edge breakouts, downtime for insert changes is reduced and scrap rates fall. In short, this insert is designed to combine operational efficiency with robust performance in challenging turning applications. Contact Metav Werkzeuge for personalised tooling recommendations on Tungaloy turning solutions and to secure the CNMG120412 AH6235 insert with full compatibility checks and delivery options. Technical Data Article number: 6903351 SKU: 6903351-Tungaloy Manufacturer SKU: TUN6903351 Manufacturer article number: 6903351 Facts ISO designation: CNMG120412 Geometry: CNMG, rhombic 80° Nose radius: 1.2 mm Thickness: 4.76 mm Size: 12 Clearance angle: 0° Hole: with hole (cylindrical) Chipbreaker: double-sided Special features Grade: AH6235 (PVD-coated carbide) Suitable for: stainless steels, interrupted cuts Application: external and internal turning Double-sided for economy System: ISO indexable insert for turning holders FAQ What materials is this insert suitable for? The CNMG120412 AH6235 insert is optimised for stainless steels and is suitable where interrupted cuts or elevated breakout risk occur. Does the insert fit standard ISO turning holders? Yes. The ISO CNMG120412 geometry, cylindrical hole and tolerance class allow secure mounting in compatible ISO turning holders when the holder matches the form, size and thickness. What does the AH6235 grade indicate? AH6235 is a PVD-coated carbide grade designed for increased toughness and wear resistance, specifically developed for machining tougher alloys such as stainless steels. Is the chip control suitable for unstable or interrupted cuts? The double-sided chipbreaker provides stable chip formation and edge protection, improving performance during interrupted cutting conditions. How does the 1.2 mm nose radius affect results? A 1.2 mm nose radius offers a balance between dimensional accuracy and edge robustness, supporting good surface finish while reducing the risk of edge failure. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
CNMG 120412 AH6235 Wendeplatten - Tungaloy
Benefit from the combination of a PVD-coated AH6235 grade and a 1.2 mm corner radius to achieve secure, chip-resistant turning in challenging stainless-steel applications; the ISO-form geometry ensures straightforward compatibility with standard holders. Order directly via Metav Werkzeuge or consult their technical team for setup advice. CNMG120412 AH6235 Turning Insert – Tungaloy, PVD-coated carbide, 1.2 mm radius The CNMG120412 AH6235 is an ISO-standard rhombic turning insert designed for both external and internal turning, optimised for interrupted cuts and applications with a high risk of edge breakout. ISO rhombic insert CNMG120412 PVD-coated AH6235 carbide grade 1.2 mm corner radius for durability Double-sided chipbreaker, with hole Suited for stainless steel and interrupted cuts High reliability for stainless-steel turning with a tougher grade The AH6235 carbide grade is a deliberately tougher, PVD-coated variant that reduces the risk of edge breakage during interrupted cuts and when machining rostfreier Stahl. The PVD-coated surface improves wear resistance and maintains cutting-edge integrity under variable cutting forces, which translates into longer tool life and fewer indexings. For operations where chip control is critical, the combination of grade and a double-sided chipbreaker mitigates clogging and provides consistent chip geometry. This results in a more predictable process and contributes to higher overall productivity on hard-to-machine stainless steels. Precise ISO geometry for secure clamping and predictable results The insert follows the ISO CNMG geometry with an 80° included angle and a 1.2 mm corner radius, matched to a 4.76 mm plate thickness and a 12 mm inscribed circle. The nominal clearance angle is 0°, while the plate is produced with a cylindrical hole for positive location in compatible toolholders. These measurable characteristics support repeatable seating and reliable torque transmission from holder to cutting edge; compatibility is governed by form, clearance angle, tolerance class, fastening method, size and thickness. The standardised form simplifies tool inventory and reduces setup time in production environments that rely on ISO tooling systems. System guidance and practical benefits for workshop use Integration into a turning system requires a suitable holder or boring bar, an underlay/clamping set and replacement screws as part of the modular setup; the insert is designed to be indexed to present fresh edges, lowering tooling costs per component. Owing to the insert’s PVD-coated carbide construction and rhombic shape, it is especially effective for applications that alternate between stable and interrupted cutting conditions. Selecting the correct chipbreaker and grade for the workpiece and machine stability will maximise surface finish and process security. The ISO format also enables quick replacement and consistent repeatability, supporting a lean production flow and reduced downtime. For tailored recommendations on Tungaloy AH6235 inserts and compatible holders, contact Metav Werkzeuge for application support at info@metav-werkzeuge.com or call +49 2822 7131930 Technical data Article number: 6880205 SKU: 6880205-Tungaloy Manufacturer SKU: TUN6880205 Label: CNMG120412 AH6235 Tungaloy-Wendeplatte Model series: ISO-Drehwendeschneidplatten Facts Corner radius: 1.2 mm Plate thickness: 4.76 mm Inscribed circle: 12 mm Included angle: 80° Clearance angle: 0° Special features Material: Hartmetall Grade/coating: AH6235, PVD-coated Insert form: rhombic (CNMG) Hole: with cylindrical hole Chipbreaker: double-sided Typical application: Drehen (external and internal turning) FAQ Which materials is this insert intended for? The AH6235 grade is tailored for machining rostfreier Stahl and performs well in interrupted cuts where increased breakout risk exists; the PVD-coated carbide provides enhanced wear resistance for such materials. What are the key geometry and dimensional specifications? The CNMG120412 insert has a 1.2 mm corner radius, 4.76 mm plate thickness, 12 mm inscribed circle and an 80° included angle with a 0° clearance angle; the product is listed as CNMG120412 AH6235 Tungaloy (SKU 6880205-Tungaloy). Does the insert come with a coating and what are the benefits? Yes, the insert uses a PVD-coated carbide composition (AH6235), which improves edge stability and wear resistance, particularly beneficial for rostfreier Stahl and interrupted operations. How is the insert mounted and what else is required for the system? The ISO-standard insert is mounted in a compatible holder or boring bar; a suitable underlay/clamping set and replacement screws are part of a complete system to ensure secure seating and repeatable clamping with this CNMG insert. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
CNMG 120412 AH6235 Wendeplatten - Tungaloy
Benefit from the combination of a tough AH6235 PVD coating, the robust 1.2 mm corner radius and ISO compatibility for consistent turning results; order directly via Metav Werkzeuge or consult the technical advisors for application support. CNMG 120412 AH6235 Tungaloy turning insert – PVD-coated carbide, 1.2 mm radius CNMG 120412 AH6235 is an ISO‑standard rhombic turning insert designed for external and internal turning, especially where stainless steels and interrupted cuts demand a tougher grade. PVD-coated carbide grade AH6235 Optimised for stainless steels and interrupted cuts Rhombic 80° form, 1.2 mm corner radius Double-sided insert with cylindrical mounting hole Higher process reliability in demanding stainless-steel turning The combination of a PVD-coated surface and the AH6235 grade results in a tougher cutting edge that resists edge breakdown during interrupted or unstable cuts. With a 1.2 mm corner radius, the geometry increases cutting stability while maintaining a good surface finish; this translates into fewer tool changes and more predictable cycle times on stainless steels. Where coolant, variable chip thickness or workhardening are factors, this configuration helps keep machining within target tolerances. Easy integration into standard ISO holder systems for rapid exchange Designed to the ISO CNMG format, the rhombic 80° plate with a cylindrical hole and a 0° relief angle matches conventional external holders and boring bars. Compatibility is determined by insert form, relief angle, tolerance class, fastening, size and thickness; the double-sided nature and a plate thickness of 4.76 mm permit economical indexing. This standardisation reduces setup complexity on the shop floor and enables quick, secure clamping for consistent repeatability. Extended tool life and stable chip control for productive turning The double-sided chipbreaker and PVD finish improve chip control and wear resistance, reducing unplanned downtime and contributing to overall cost-efficiency. In applications with increased breakout risk or interrupted cuts, the tougher grade offers enhanced edge retention and fewer fracture-related rejects. For workshops seeking reliable throughput, this insert supports a balance of process stability and extended service life, while retaining the operational simplicity of indexable tooling. For orders or tailored application guidance on Tungaloy AH6235 inserts, contact Metav Werkzeuge at info@metav-werkzeuge.com or call +49 2822 7131930 for direct support and supply. Technical Data Article number: 6892124 SKU: 6892124-Tungaloy Manufacturer SKU: TUN6892124 Model series: ISO turning indexable inserts Product name: CNMG120412 AH6235 Tungaloy insert Material: cemented carbide Coating/grade: AH6235 (PVD-coated) Facts Inscribed circle / size: 12 Thickness: 4.76 mm Corner radius: 1.2 mm Relief angle: 0° Seat/lead angle: 80° Hole: with cylindrical hole Special features Rhombic plate form (CNMG) Double-sided, indexable design Double-sided chipbreaker Suited to stainless steels and interrupted cuts ISO‑normed for holder compatibility Compatible with external holders and boring bars FAQ Which materials is this insert intended for? The CNMG120412 AH6235 Tungaloy insert is optimised for stainless steels and performs well in interrupted cuts and applications with elevated breakout risk. Can the insert cope with interrupted turning and variable cutting conditions? Yes; the tougher AH6235 grade and the double‑sided chipbreaker provide improved edge retention and chip control under interrupted or unstable cutting conditions. What determines compatibility with a toolholder? Compatibility depends on insert form, relief angle, tolerance class, fastening method, size and thickness; the CNMG geometry and 4.76 mm thickness fit standard CNMG holders. Is the insert indexable and reversible? Yes; the plate is double-sided and indexable, allowing multiple cutting edges per insert and economical reuse. How does the AH6235 grade compare with standard PVD grades? AH6235 is a tougher PVD-coated carbide formulated to resist edge chipping in stainless steels and applications with frequent interruptions, offering stable performance and longer in-process life compared with more wear-focused grades. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
CNMG 120412 AH725 Wendeplatten - Tungaloy
Take advantage of the combination of a universal AH725 grade, reliable PVD-coated carbide and ISO compatibility for consistent turning results; request stock details or technical advice from Metav Werkzeuge to ensure seamless integration into the production process. CNMG120412 AH725 — ISO turning insert (CNMG 120412), PVD-coated carbide by Tungaloy CNMG120412 AH725 is an ISO‑standard rhombic turning insert designed for external and internal turning applications, offering a robust combination of wear resistance and process security. ISO rhombic insert CNMG 80° geometry PVD-coated AH725 carbide for steel & stainless Double-sided chipbreaker with cylindrical hole Reliable performance for demanding turning operations The rhombic CNMG geometry with an 80° included angle provides a stable cutting edge for a wide range of turning tasks. The PVD-coated surface enhances wear resistance and reduces built-up edge, which translates into longer tool life and fewer interruptions in the machining cycle. Designed for both roughing and finishing, this indexable insert promotes steady material removal rates and predictable tool behaviour, supporting repeatable process results in small and medium batch production. Versatile material compatibility and the benefits of AH725 The AH725 grade is a PVD-coated carbide developed for versatile use on steel and stainless steel, particularly where varied workpiece materials and high process reliability are required. The coating reduces friction and improves thermal stability, helping to maintain cutting-edge integrity during interrupted cuts or mixed material lots. For users less familiar with grades and coatings: PVD (physical vapour deposition) produces a thin, adherent film that protects the carbide substrate while preserving sharpness and dimensional accuracy. Design details that simplify setup and clamping This insert is double-sided and features a cylindrical hole for secure fastening, allowing economical utilisation of both cutting edges before replacement. With a 4.76 mm thickness and a 1.2 mm corner radius, the component offers a balance between edge strength and surface finish capability; the moderate corner radius helps absorb cutting forces while still enabling fine surface results. The ISO designation ensures compatibility with holders that match the CNMG form, clearance angle, tolerance class, fastening method, size and thickness. Practical application guidance for reliable processing For external and internal turning tasks, select a chipbreaker and grade that suit the workpiece material and the rigidity of the setup — the included double-sided chipbreaker aids chip control in both continuous and interrupted cuts. When switching between workpiece alloys, the universal character of AH725 reduces the need for multiple specialised grades, simplifying tool inventory and lowering setup complexity. Use appropriate coolant and adjust speeds and feeds in line with machine rigidity and clamping stability to exploit the full potential of the insert. For machining operations that require a dependable, universal turning solution with the AH725 grade, contact Metav Werkzeuge for availability and tailored technical advice via info@metav-werkzeuge.com or +49 2822 7131930 Technical Data Article number: 6861932 SKU: 6861932-Tungaloy Manufacturer SKU: TUN6861932 Model series: ISO turning inserts Material: carbide Insert designation: CNMG120412 Grade: AH725 Shape: rhombic Facts Corner radius: 1.2 mm Thickness: 4.76 mm Size: 12 mm Included angle: 80° Clearance angle: 0° Special features PVD-coated carbide Double-sided chipbreaker Cylindrical hole for secure fixing ISO standard format for holder compatibility Suitable for external and internal turning Universal grade for steel and stainless steel FAQ What materials is this insert suitable for? The CNMG120412 AH725 insert is specified for machining steel and stainless steel, the AH725 grade providing a balanced performance across these materials. How does the PVD coating benefit machining performance? The PVD-coated layer on the carbide substrate improves wear resistance and thermal stability, which helps to maintain edge geometry and extend the service life of the insert. Can both cutting edges be used before replacement? Yes, the insert is double-sided and designed to be indexed, allowing the use of multiple edges to optimise tool utilisation. Which holders are compatible with this ISO insert? Compatibility depends on the holder's form, clearance angle, tolerance class, fastening method, size and thickness; ISO CNMG holders matching the CNMG120412 designation are required. What is the significance of the 1.2 mm corner radius? A 1.2 mm corner radius offers increased edge strength for more stable cutting while still delivering acceptable surface finish for general turning tasks. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
CNMG 120412 AH8005 Wendeplatten - Tungaloy
Take advantage of the combination of PVD-coated carbide wear resistance and a double-sided chipbreaker for reliable, productive turning of heat-resistant and hard alloys; order directly via Metav Werkzeuge or contact our consultants for application support. CNMG 120412 AH8005 CNMG turning insert for Turning – Tungaloy CNMG120412 AH8005 is an ISO-standard indexable insert engineered for turning applications on heat-resistant and hard materials, offering a robust PVD-coated carbide grade for extended tool life. PVD-coated carbide for high wear resistance Double-sided chipbreaker for stable cutting Rhombic CNMG geometry with 80° included angle 1.2 mm corner radius, 4.76 mm plate thickness Process reliability through optimised coated carbide The AH8005 grade combines a PVD-coated carbide substrate with an optimised coating system to deliver consistent wear resistance in demanding turning operations. This characteristic reduces flank and crater wear when machining heat-resistant alloys and harder steels, which translates into longer periods between index changes and fewer unexpected interruptions. The coating also aids thermal stability at elevated cutting temperatures; in practice this means more predictable tool life and improved process capability. Compatibility is ensured by ISO sizing and the standard CNMG form, so the plate integrates with matched holders when the form, clearance angle, tolerance class, fastening arrangement, size and thickness are observed. Geometry and chip control that increase productivity The insert’s double-sided chipbreaker and rhombic CNMG geometry (80° included angle) are tailored to promote reliable chip formation and evacuation during external and internal turning. The 1.2 mm corner radius supports a balance between edge strength and surface finish, while the 4.76 mm plate thickness contributes to rigidity under moderate-to-stable cutting conditions. The central cylindrical hole and standard clamping interfaces enable secure fixation, reducing vibration and improving repeatable surface quality. Together, these design choices help raise material removal rates and reduce downtime for index changes, yielding a clear cost-per-component benefit in production runs. Practical integration and application guidance for set-up As an ISO-standard turning insert, the component must be paired with a holder that matches the CNMG form, the 0° clearance angle and the specified tolerance class to achieve the intended cutting geometry. The insert is suitable for external and internal turning when the correct chipbreaker and grade are selected to match workpiece material and machining stability. For operations on heat-resistant alloys or harder steels, selecting AH8005 with the appropriate cutting data will deliver the best compromise of tool life and surface integrity. If clarification is needed on holder compatibility or recommended cutting parameters, Metav Werkzeuge’s technical advisors can provide targeted recommendations to ensure a reliable set-up. For tailored application advice or to place an order for this Tungaloy insert, contact Metav Werkzeuge by email at info@metav-werkzeuge.com or by phone at +49 2822 7131930 — our consultants will assist with selection and process data. Technical data Article number: 6925051 Facts Designation: CNMG120412 Grade: AH8005 Material: Carbide (PVD-coated) Plate size: 12 mm Plate thickness: 4.76 mm Corner radius: 1.2 mm Clearance angle: 0° Included angle: 80° Special features Rhombic plate form (CNMG) Double-sided chipbreaker Cylindrical hole for secure clamping ISO-standard indexable turning insert Suitable for turning of heat-resistant and hard alloys PVD-coated carbide grade for enhanced wear resistance FAQ What materials is this insert suitable for? This CNMG120412 AH8005 Tungaloy indexable insert is designed for turning heat-resistant alloys and harder steels; the PVD-coated carbide grade improves wear resistance under elevated temperatures. How does the chipbreaker affect machining? The double-sided chipbreaker on the insert promotes controlled chip formation and evacuation, which supports stable cutting and reduces the likelihood of built-up edge and poor surface finish. Which holders are compatible with this insert? Compatibility depends on holder geometry, clearance angle and tolerance class; use a holder specified for CNMG inserts that accepts a 12 mm size and 4.76 mm thickness for correct clamping and tool alignment. What is the benefit of the 1.2 mm corner radius? A 1.2 mm corner radius increases edge strength for interrupted or heavier cuts while still permitting acceptable surface finish, helping to extend useful edge life in production. Is this insert reversible or single-use per edge? The plate is double-sided and indexable, allowing multiple cutting edges to be used sequentially; this increases overall cutting economy compared with single-edge solutions. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
CNMG 120412 AH8005 Wendeplatten - Tungaloy
Combine the wear-resistant PVD grade AH8005, the 80° rhombic geometry and reliable ISO compatibility for consistent productivity and surface quality; order the CNMG120412 AH8005 Tungaloy indexable insert directly via Metav Werkzeuge or consult our specialists for application support. CNMG120412 AH8005 Tungaloy indexable insert for Turning — PVD-coated, 80° rhombic CNMG120412 AH8005 Tungaloy insert designed for stable external and internal turning on heat-resistant alloys and hard materials PVD-coated carbide grade AH8005 80° rhombic geometry with 1.2 mm radius Double-sided insert, cylindrical hole Suitable for hard and heat-resistant alloys Longer tool life and consistent performance with PVD-coated carbide The PVD-coated carbide construction of this insert combines a hard, wear-resistant surface with a tough carbide substrate to extend cutting life under demanding conditions. The AH8005 grade is formulated for machining heat-resistant alloys and other hard materials where elevated temperatures and abrasive wear reduce tool life. PVD (physical vapour deposition) creates a thin, adherent coating that reduces adhesion and oxidation at the cutting edge; as a result, the insert delivers reliable wear control and steadier flank-wear progression, supporting longer uninterrupted production runs and predictable regrinding or replacement intervals. Geometry and design for stability and surface finish The 80° rhombic geometry and 1.2 mm corner radius provide a balance between edge strength and versatility across roughing and finishing passes. The plate is double-sided, offering two usable cutting edges per side, and features a cylindrical hole for secure clamping in ISO-compatible holders. A 0° clearance angle and a plate thickness of 4.76 mm contribute to higher rigidity in the cutting zone, reducing vibration and improving surface quality. These design elements result in a stable machining setup that supports tighter tolerances and consistent component finish when paired with an appropriate holder and clamping set. Practical system considerations and application guidance Compatibility with a toolholder depends on form, clearance, tolerance class, fastening method, size and thickness; the insert integrates into standard ISO turning systems and is intended for both external and internal turning. The plate’s double-sided chipbreaker layout allows selection of the appropriate chip control for material and cutting conditions, while the AH8005 grade supports processes where thermal and abrasive loads are significant. For inventory planning, note the manufacturer SKU and article identifiers to ensure correct reordering and the presence of matching screws, clamping pads and backup parts in the tool system. For unfamiliar workpieces or unusual setups, consult the technical documentation to select the optimal chipbreaker and cutting data. For wear-critical turning tasks with Tungaloy’s AH8005 grade, contact Metav Werkzeuge for tailored application advice and secure procurement — info@metav-werkzeuge.com or call +49 2822 7131930 Technical data Article number: 6775760 Manufacturer SKU: TUN6775760 Seller SKU: 6775760-Tungaloy Facts Insert designation: CNMG120412 Included angle: 80° Corner radius: 1.2 mm Thickness: 4.76 mm Size: 12 Special features Material: carbide Coating: PVD Grade: AH8005 Plate form: rhombic Hole style: cylindrical hole Chipbreaker: double-sided Application: turning (external and internal) ISO-compliant insert FAQ What materials is this insert suited for? The CNMG120412 AH8005 Tungaloy insert is intended for heat-resistant alloys and other hard materials; the PVD-coated carbide and AH8005 grade provide wear resistance under high temperatures. Is the insert compatible with standard ISO holders? Compatibility is defined by form, clearance angle, tolerance class, fastening, size and thickness; the CNMG120412 is an ISO-design insert and fits holders designed for CNMG plates when specifications match. How many cutting edges are available per insert? This design is double-sided, offering multiple usable cutting edges to extend service life before replacement or regrinding. What benefit does the 1.2 mm corner radius bring? A 1.2 mm corner radius improves edge strength for interrupted cuts and higher radial engagement, helping to reduce edge chipping while maintaining acceptable surface finish. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
CNMG 120412 AH8005 Wendeplatten - Tungaloy
Take advantage of a wear-resistant, PVD-coated carbide AH8005 grade that sustains performance on heat-resistant alloys and hard materials; the ISO CNMG120412 geometry and 1.2 mm corner radius ensure stable turning and consistent surface finish. Order the insert directly via Metav Werkzeuge or ask the consultants for matching holders and mounting advice. CNMG 120412 AH8005 Turning insert (ISO CNMG120412) by Tungaloy The CNMG120412 AH8005 is an ISO-format rhombic turning insert designed for external and internal turning, offering a wear-resistant PVD-coated carbide grade for stable machining of heat-resistant alloys and hard materials. PVD-coated carbide grade AH8005 ISO CNMG120412 rhombic insert Dual-sided chipbreaker for stable cuts 1.2 mm corner radius, 0° rake angle Durable coating and grade for extended tool life The PVD-coated AH8005 carbide blend combines a hard substrate with a thermally stable coating, delivering improved wear resistance under elevated temperatures typical of machining heat-resistant alloys. This formulation reduces flank and crater wear, which translates into longer tool life and fewer interruptions for insert changes. Explained plainly: the coating acts as a protective layer, slowing abrasive and adhesive wear so that machining runs remain consistent over longer cycles. ISO conformity and secure mounting for predictable integration Supplied in the ISO CNMG format, the insert conforms to established geometric standards that simplify matching with holders and boring bars. Compatibility is governed by form, clearance angle, tolerance class, fastening method, size and thickness; the CNMG120412 shape with a cylindrical hole allows secure clamping and repeatable positioning. Predictable interfacing reduces setup time and downtime, supporting steady production flow and easier tool inventory management. Geometry optimised for surface quality and stable cutting The combination of a dual-sided chipbreaker, 1.2 mm corner radius and 0° rake angle is tailored for controlled chip formation and reduced cutting forces in stable setups. The double-sided chipbreaker enables indexing to a fresh edge without immediate disposal, while the modest corner radius balances strength and surface integrity. As a result, the cutting insert contributes to a consistent surface finish and dependable dimensional results when used with appropriate feeds and speeds. Practical system considerations and recommended use The complete machining system comprises the insert, a matching externalholder or boring bar, shim or clamp sets and spare fastening screws. The CNMG geometry is suited to a broad range of turning tasks; selecting the correct chipbreaker and the AH8005 grade according to the workpiece material and machine stability yields the best results. For complex applications or mixed materials, consultation on holder geometry and cutting parameters helps to unlock the full potential of the insert. Contact Metav Werkzeuge for tailored holder matching, cutting-parameter advice and availability of the Tungaloy CNMG120412 AH8005 insert; email info@metav-werkzeuge.com or call +49 2822 7131930 Technical data Article number: 6741635 Manufacturer SKU: TUN6741635 SKU: 6741635-Tungaloy Model series: ISO-Drehwendeschneidplatten Designation: CNMG120412 AH8005 Tungaloy insert Facts Size: 12 mm Thickness: 4.76 mm Corner radius: 1.2 mm Included angle: 80° Rake angle: 0° Special features Material: carbide Coating / grade: AH8005, PVD-coated Chipbreaker: double-sided Hole: with cylindrical hole Plate form: rhombic Application: Turning FAQ Which materials is this insert best suited for? The CNMG120412 AH8005 insert from Tungaloy is formulated for heat-resistant alloys and hard materials; the PVD-coated carbide grade AH8005 provides wear resistance at elevated cutting temperatures. Can the insert be used for internal as well as external turning? Yes, the CNMG120412 AH8005 turning insert is suitable for both external and internal turning when combined with a compatible holder or boring bar. How is the insert secured to the holder? The CNMG120412 AH8005 features a cylindrical hole for secure clamping; compatibility depends on form, clearance angle, tolerance, fastening, size and thickness. What are the key geometric specifications to note? Key specifications for the CNMG120412 AH8005 include 12 mm size, 4.76 mm thickness, 1.2 mm corner radius, 80° included angle and a 0° rake angle. Does the double-sided chipbreaker allow indexing? Yes, the double-sided chipbreaker on the CNMG120412 AH8005 enables reorientation to a fresh cutting edge, supporting longer usage between replacements. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
CNMG 120412 AH8005 Wendeplatten - Tungaloy
Take advantage of a wear-resistant, PVD-coated carbide grade that excels in stable machining of heat-resistant alloys and hard materials; the CNMG120412 AH8005 insert combines an 80° rhombic geometry with a 1.2 mm corner radius and a cylindrical locating hole for reliable clamping. Order the insert directly via Metav Werkzeuge or ask the consultants for application-specific advice. CNMG120412 AH8005 CNMG ISO turning insert — PVD-coated carbide, 80° (Tungaloy) CNMG120412 AH8005 is an ISO-standard turning insert engineered for stable, high-wear applications such as heat-resistant alloys and hard materials in both external and internal turning. ISO CNMG120412 rhombic insert, 80° geometry PVD-coated carbide grade AH8005 for durability 1.2 mm corner radius for robust cutting edge Double-sided chipbreaker with cylindrical hole design Enhanced wear resistance for demanding materials The PVD-coated carbide composition of this indexable insert provides a hard, wear-resistant surface that maintains edge integrity when machining heat-resistant alloys and other hard materials. The AH8005 grade is specified for high-temperature performance and improved abrasion resistance, which reduces flank wear under stable cutting conditions and extends productive tool life. Explaining PVD simply: a thin, engineered coating applied by physical vapour deposition increases surface hardness and thermal stability, helping to keep cutting forces predictable and finishing consistent during medium- to high-duty turning. Precise fit and secure clamping to reduce downtime Built to the ISO CNMG120412 form, the insert’s 80° rhombic shape and cylindrical locating hole ensure consistent seating in compatible toolholders. The 4.76 mm plate thickness and size 12 give a solid contact area for the clamping mechanism, while the double-sided chipbreaker provides two indexable cutting orientations per side for repeatable performance. Compatibility is driven by form, clearance angle, tolerance class, fastening and size, so correct matching of the holder and insert prevents chatter, minimises setup time and lowers the frequency of tool changes. Practical guidance for turning applications Designed primarily for turning—both external and internal—the insert performs best with a stable machining setup and an appropriately matched chipbreaker and grade for the workpiece material. The 1.2 mm corner radius balances edge strength and dimensional control, making it suitable where a robust cutting edge is required without compromising surface finish. As an indexable insert, it is intended for replacement rather than regrinding; indexing to a fresh edge is a quicker and more cost-effective route to restoring cutting performance than reconditioning. For less experienced technicians, choosing the right chipbreaker and cutting data according to the workpiece material and machine rigidity will yield the best results. For heavy-duty turning of heat-resistant alloys and hard materials, request availability of the CNMG120412 AH8005 Tungaloy indexable insert from Metav Werkzeuge — contact info@metav-werkzeuge.com or call +49 2822 7131930 for tailored advice and fast processing. Technical data Article number: 6741641 Manufacturer SKU: TUN6741641 SKU: 6741641-Tungaloy Facts Shape: rhombic Geometry angle: 80° Corner radius: 1.2 mm Thickness: 4.76 mm Size: 12 Special features Material: Carbide Coating / grade: AH8005 (PVD-coated) Hole: with hole (cylindrical) Chipbreaker: double-sided Application: Turning (external and internal) Series: ISO turning indexable inserts FAQ Which materials is this insert best suited for? The CNMG120412 AH8005 Tungaloy turning insert (SKU 6741641-Tungaloy) is optimised for heat-resistant alloys and other hard materials; it also performs under stable conditions on many stainless steels when cutting parameters are adapted. How is compatibility with a toolholder determined? Compatibility depends on insert form, clearance angle, tolerance class, fastening method, size and thickness; the CNMG120412’s cylindrical hole and ISO CNMG form ensure secure seating in matching CNMG toolholders. Does the insert provide multiple cutting edges? Yes, the double-sided chipbreaker design allows the indexable insert to be rotated to fresh cutting edges, extending service life before replacement. Can this insert be resharpened? Indexable inserts such as the CNMG120412 AH8005 are intended for indexing and replacement rather than regrinding; economical performance is maintained by using fresh edges as required. What does the AH8005 designation signify? AH8005 denotes the PVD-coated carbide grade tuned for wear resistance and thermal stability; the coating improves surface hardness and cutting-edge life when machining demanding alloys. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
CNMG 120412 AH8015 Wendeplatten - Tungaloy
Take advantage of a balanced combination of PVD‑coated carbide performance and ISO‑compliant geometry for consistent turning results; the insert’s double‑sided chipbreaker and rhombic form support predictable tool life and efficient swarf control. Order directly via Metav Werkzeuge or consult the technical advisers for application-specific guidance. CNMG 120412 AH8015 — Turning insert (PVD‑coated carbide) by Tungaloy CNMG 120412 AH8015 is an ISO‑series rhombic turning insert designed for general machining of heat‑resistant alloys and similar demanding materials ISO‑compliant rhombic insert for turning PVD‑coated carbide for wear resistance Double‑sided chipbreaker for reliable swarf control High‑performance grade for demanding turning applications The CNMG120412 AH8015 turning insert combines a PVD‑coated surface with a wear‑resistant carbide substrate to deliver a compromise between edge stability and long life when machining heat‑resistant alloys. The ISO‑compliant geometry ensures compatibility with standard external holders and boring bars; fit is determined by form, clearance, tolerance class, attachment method, size and thickness. The rhombic shape with an 80° approach provides robust support in interrupted cuts while the corner radius 1.2 mm promotes a consistent cutting edge for medium‑to‑heavy feeds. Predictable chip control and secure clamping for productivity gains Built with a double‑sided chipbreaker, the insert allows use on both cutting edges, effectively doubling usable life and lowering tooling cost per component. The central cylindrical hole and matched fastening method ensure secure clamping and repeatable seating in the pocket; this reduces tool chatter and improves surface finish. For those less familiar with chipbreakers: the feature shapes and divides swarf so it evacuates reliably, reducing recutting and extending insert life. These engineering choices support higher process stability and improved throughput on production turning operations. Practical selection advice and application scope This indexable insert is tailored for turning operations—external and internal—where heat‑resistant or high‑temperature alloys are encountered; the AH8015 grade is a first choice for such materials due to its balanced wear resistance and edge strength. Choose the chipbreaker style and grade to match the component material and machining stability: more rigid set‑ups can use larger corner radii for improved surface quality, while unstable conditions may benefit from smaller radii and lighter cuts. Technical advisers at Metav Werkzeuge can provide cut‑data recommendations and holder compatibility checks to integrate this insert into existing tool systems. For tailored advice on tooling integration and to secure the correct CNMG 120412 AH8015 inserts for production use, contact Metav Werkzeuge for a consultation and availability check Technical data Article number: 6946905 Manufacturer SKU: TUN6946905 Designation: CNMG120412 AH8015 Dimensions & measures Corner radius: 1.2 mm Thickness: 4.76 mm Inscribed circle / size: 12 mm Approach angle: 80° Clearance (relief) angle: 0° Features & materials Material: carbide Coating: PVD Shape: rhombic Hole: cylindrical Chipbreaker: double‑sided Series: ISO turning inserts Application: turning (external and internal) FAQ What materials is this insert suitable for? The CNMG 120412 AH8015 insert is specified for the general machining of heat‑resistant alloys and similar materials; the AH8015 grade balances wear resistance and edge strength for these applications. How does the PVD coating affect performance? A PVD‑coated carbide substrate increases resistance to adhesive and abrasive wear on the cutting edge, helping the CNMG 120412 AH8015 maintain cutting performance at elevated temperatures and prolonging tool life. Can the insert be used on both sides? Yes, the double‑sided chipbreaker design permits indexing to use both cutting edges, effectively extending the number of productive positions per insert. Which holders are compatible with this ISO insert? Compatibility depends on form, clearance angle, tolerance class, fastening method, size and thickness; use holders specified for CNMG120412 geometry or consult Metav Werkzeuge for a holder match. What benefits does the 1.2 mm corner radius provide? A 1.2 mm corner radius improves edge strength and surface finish under medium to heavy feed conditions, offering a stable cutting edge for many production turning tasks. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand‑new product from the manufacturer.
CNMG 120412 AH8015 Wendeplatten - Tungaloy
Take advantage of the balanced combination of PVD-coated carbide and a robust 1.2 mm corner radius for stable machining of heat-resistant alloys; the ISO-form geometry and cylindrical hole ensure secure clamping and straightforward toolholder compatibility. Order the insert directly via Metav Werkzeuge or consult the technical team for application-specific recommendations. CNMG120412 AH8015 Tungaloy indexable insert — PVD-coated carbide, 80° geometry The CNMG120412 AH8015 is an ISO-standard rhombic turning insert designed for external and internal turning of heat-resistant alloys and general-purpose machining. ISO rhombic CNMG120412 form, 80° geometry PVD-coated AH8015 carbide for alloy machining Double-sided chipbreaker, economical two cutting edges Cylindrical hole, 4.76 mm thickness for secure clamping Durable grade for heat-resistant alloys and long tool life The PVD-coated carbide grade AH8015 provides a balanced combination of wear resistance and cutting-edge stability, making it particularly suitable for machining heat-resistant alloys. The PVD coating enhances surface hardness and thermal stability without compromising toughness, which helps to reduce flank wear under elevated cutting temperatures. For production environments where tool life and repeatability matter, this insert supports consistent performance in medium-duty to demanding turning operations. ISO form and secure clamping for reliable toolholder compatibility The rhombic CNMG120412 shape follows ISO standards and presents an 80° geometry that delivers predictable contact conditions and chip flow in most external and internal turning setups. The cylindrical hole and 4.76 mm plate thickness facilitate safe fixation in compatible holders; compatibility is determined by form, clearance angle, tolerance class, fastening method, size and thickness of the insert. Choosing ISO-conformant components reduces setup time and simplifies inventory management across multiple machines. Proven chip control and cost-effective edge utilisation Equipped with a double-sided chipbreaker, this insert offers two usable cutting edges per side, increasing cost efficiency while maintaining stable chip formation. The 1.2 mm radius provides a robust cutting corner that tolerates interrupted cuts and supports decent surface finish in semi-finishing passes. In practice, the combination of the chipbreaker geometry with the AH8015 grade ensures consistent chip evacuation when machining alloys, which reduces heat concentration at the cutting edge and supports longer intervals between indexings. Practical application guidance for predictable results Designed for general turning and the machining of heat-resistant alloys, the insert functions well across a range of feeds and depths of cut when paired with a holder that matches ISO CNMG specifications. For best results, select the chipbreaker style and grade that suit the workpiece material, machining type and machine-tool stability; smaller radii and finishing geometries are preferable for fine surface requirements, while the 1.2 mm corner suits higher metal removal rates. If cutting parameters require optimisation, technical consultation can help to define speeds, feeds and coolant strategy for reliable production. For reliable machining of heat-resistant alloys, contact Metav Werkzeuge for ordering and tailored cutting recommendations for the Tungaloy CNMG120412 AH8015 insert — email info@metav-werkzeuge.com or call +49 2822 7131930 Technical data Article number: 6946691 Manufacturer SKU: TUN6946691 SKU: 6946691-Tungaloy Model series: ISO indexable turning inserts Designation: CNMG120412 Grade: AH8015 Material: Carbide Facts Geometry angle: 80° Clearance angle: 0° Plate size: 12 mm Plate thickness: 4.76 mm Corner radius: 1.2 mm Hole: with cylindrical hole Special features PVD-coated hardmetal grade AH8015 Rhombic CNMG form, ISO-compliant Double-sided chipbreaker, economical edges Suitable for external and internal turning Compatibility depends on holder form, tolerance and fastening FAQ What materials is this insert suitable for? The CNMG120412 AH8015 insert is intended primarily for heat-resistant alloys and general-purpose turning applications; the AH8015 grade balances wear resistance and edge stability for such materials. How many cutting edges are available per insert? Due to the double-sided chipbreaker, the insert offers multiple usable edges, improving economy by allowing indexing to fresh cutting corners. Which toolholders are compatible with this insert? Compatibility follows ISO CNMG specifications; the insert requires a holder matching form, clearance angle, tolerance class, fastening method, size and thickness. What does the 1.2 mm radius mean for machining? A 1.2 mm radius provides a sturdy corner suitable for higher metal removal rates and interrupted cuts while delivering acceptable surface finish in semi-finishing operations. Is the coating suitable for high-temperature cutting? The PVD coating increases thermal resistance and surface hardness, supporting stable performance at elevated cutting temperatures commonly encountered when machining heat-resistant alloys. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
CNMG 120412 AH8015 Wendeplatten - Tungaloy
Take advantage of the combination of PVD‑coated carbide and a 1.2 mm corner radius for consistent surface quality and longer edge life; the ISO‑compliant geometry ensures straightforward holder compatibility and fast refit via Metav Werkzeuge or consult the technical team for tailored recommendations. CNMG120412 AH8015 — CNMG 120412 AH8015 turning insert, Tungaloy CNMG120412 AH8015 is an ISO‑standard indexable insert for external and internal turning, optimised for heat‑resistant alloys and general turning tasks PVD‑coated carbide grade AH8015 Rhombic 80° shape with cylindrical hole Double-sided chipbreaker for stable cutting Corner radius 1.2 mm for medium finish High‑performance grade for heat‑resistant alloys The AH8015 grade is a PVD‑coated carbide engineered as a first choice for general machining of heat‑resistant alloys. The coating enhances wear resistance while the substrate retains edge stability, which reduces flank wear under intermittent heat loads. For operations demanding a balance between durability and a reliable cutting edge, this formulation delivers consistent cutting performance and predictable tool life, particularly in finishes where thermal stability is critical. ISO geometry and assured system compatibility This insert follows the ISO CNMG120412 designation and a rhombic 80° geometry, making it compatible with standard CNMG holders when form, relief angle, tolerance class, fastening, size and plate thickness match. The cylindrical hole and 4.76 mm plate thickness simplify mechanical clamping, while the 0° relief angle and 80° insert angle influence approach strategy and cutting forces. Specifying the correct holder and clamping set ensures repeatable seating and accurate tool offsets, reducing set‑up time and measuring effort. Productivity gains through chip control and indexing Featuring a double‑sided chipbreaker, this insert provides controlled chip formation across a range of feeds, which improves surface finish and reduces risk of chip entanglement. Being double‑sided makes it economical in use: once one edge is worn, the insert can be indexed to present a fresh cutting edge. The combination of the PVD coating and the chosen substrate minimises unplanned tool changes and supports higher machining uptime, contributing to a more efficient production flow in serial turning operations. Practical guidance for selection and use With a corner radius of 1.2 mm, this insert suits medium‑finishing passes where a balance between strength and surface quality is required; larger radii favour strength, smaller radii favour sharpness. Choose the chipbreaker and grade according to workpiece material and machine stability — AH8015 performs well on heat‑resistant alloys but can be used broadly across alloyed steels with adapted cutting data. If unsure whether the geometry or grade fits a specific job, Metav Werkzeuge provides specification support and can advise on compatible holders and clamping kits. For tailored application advice or to request compatible holders and replacement parts for the Tungaloy CNMG120412 AH8015 insert, contact Metav Werkzeuge by email at info@metav-werkzeuge.com or by phone on +49 2822 7131930 for fast technical guidance and order processing. Technical data Article number: 6947012 Manufacturer SKU: TUN6947012 SKU: 6947012-Tungaloy Model series: ISO‑Drehwendeschneidplatten Designation: CNMG120412 AH8015 Tungaloy‑Wendeplatte Facts Size: 12 mm Plate thickness: 4.76 mm Corner radius: 1.2 mm Relief angle: 0° Insert angle: 80° Special features Material: carbide Coating: PVD Grade: AH8015 Chipbreaker: double‑sided Hole: cylindrical hole Shape: rhombic Application: turning Suited for heat‑resistant alloys FAQ Which materials is this insert suited for? The CNMG120412 AH8015 insert is primarily designed for heat‑resistant alloys; the AH8015 PVD‑coated carbide also performs well in a broad range of alloyed steels when cutting data are adjusted. How does the double‑sided chipbreaker affect productivity? A double‑sided chipbreaker on this Tungaloy turning insert enables consistent chip control and provides two usable cutting edges per insert, reducing changeover frequency and improving overall machining uptime. What does the 1.2 mm corner radius mean for surface finish? A 1.2 mm corner radius balances edge strength and surface quality: it supports medium finishing passes and offers greater resistance to edge chipping compared with smaller radii. How to confirm holder compatibility for CNMG120412 inserts? Compatibility depends on the insert form, relief angle, tolerance class, fastening method, size and thickness; check the holder's specification to match the ISO CNMG120412 geometry and the 4.76 mm plate thickness. Is the insert reversible and how many edges are available? The CNMG120412 AH8015 is double‑sided and indexable, providing multiple cutting edges; edges can be indexed according to wear pattern and machining requirements. Manufacturer/Responsible: Tungaloy‑NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand‑new product from the manufacturer.
CNMG 120412 AH8015 Wendeplatten - Tungaloy
Balanced wear resistance and edge stability from the AH8015 grade, combined with ISO rhombic 80° geometry and secure cylindrical mounting, deliver dependable performance for external and internal turning of heat‑resistant alloys; order the insert directly via Metav Werkzeuge or consult our application specialists for fitment guidance. CNMG 120412 AH8015 Turning insert — Tungaloy CNMG 120412 AH8015 Turning insert for ISO‑standard indexable tool systems, designed for general turning of heat‑resistant alloys with a focus on edge stability and predictable wear behaviour ISO rhombic insert, 80° geometry PVD‑coated carbide AH8015 Dual‑sided chipbreaker for versatility Cylindrical hole for secure mounting Consistent cutting geometry for stable metal removal The CNMG120412 AH8015 insert combines a rhombic 80° geometry with a corner radius of 1.2 mm to provide a robust cutting profile that resists chipping under interrupted cuts and variable feed conditions. The geometry distributes cutting forces across a wider zone of the edge, which improves runout tolerance and reduces vibration when paired with an appropriately rigid holder. For practical terms: the larger corner radius helps preserve the cutting edge during heavy roughing passes while maintaining acceptable surface finish for semi‑finish operations. Grade and coating engineered for heat‑resistant alloys The AH8015 grade is a PVD‑coated carbide developed as a first choice for machining heat‑resistant alloys. The coating enhances wear resistance while the substrate maintains sufficient edge stability, creating a balance that extends tool life under elevated cutting temperatures. PVD (physical vapour deposition) thin films reduce adhesive wear and help maintain consistent flank wear progression; this translates into fewer indexings and more predictable component tolerances when machining difficult alloys. System compatibility and practical handling to reduce downtime The insert features a double‑sided chipbreaker and a cylindrical hole for screw clamping, enabling easy indexing and secure fixation in ISO‑compatible toolholders. With a thickness of 4.76 mm and a nominal size of 12 mm, the item integrates into standard turning systems where compatibility is governed by shape, relief angle (0°), tolerance class, fastening type and plate thickness. Clear system matching reduces changeover time and helps maintain production flow; when the seat geometry and clamping match the insert, repeatable positioning and reliable chip control follow naturally. For a tailored assessment of Tungaloy AH8015 inserts and to confirm holder compatibility, contact Metav Werkzeuge for application advice and technical data at info@metav-werkzeuge.com or +49 2822 7131930 Technical Data Article number: 6750488 SKU: 6750488-Tungaloy Product designation: CNMG120412 AH8015 Tungaloy insert Model series: ISO indexable turning inserts Facts Corner radius: 1.2 mm Relief (clearance) angle: 0° Thickness: 4.76 mm Size: 12 mm Geometry angle: 80° Special features PVD‑coated carbide AH8015 Double‑sided chipbreaker Cylindrical hole (zylindrisches Loch) Rhombic plate form ISO designation: CNMG120412 Typical application: external and internal turning FAQ What materials is this grade best suited for? The AH8015 PVD‑coated carbide grade is recommended for general machining of heat‑resistant alloys; the composition balances wear resistance and edge stability for demanding temperatures. Is the insert indexable and how many usable edges does it offer? The insert is double‑sided with a chipbreaker on both faces, allowing indexing to a fresh cutting edge when flipped; this provides multiple effective cutting edges per unit. What does the CNMG120412 designation tell me about size and form? The CNMG120412 code indicates a rhombic insert with an 80° cutting angle and a nominal size of 12 mm; the product also specifies a corner radius of 1.2 mm and a thickness of 4.76 mm. How is the insert secured in the holder? This insert features a cylindrical hole for screw clamping; secure fixation depends on a matching seat geometry, appropriate screw/clamp and compliance with ISO holder specifications. Can this insert be used for both external and internal turning? Yes — the design and chipbreaker make it suitable for both external and internal turning operations when paired with the correct ISO‑compatible holder and machining parameters. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand‑new product from the manufacturer.
CNMG 120412 AH8015 Wendeplatten - Tungaloy
Take advantage of the combination of PVD-coated carbide wear resistance, 80° rhombic geometry for stable cutting and the double-sided chipbreaker for consistent chip control to keep turning operations productive and predictable; order the CNMG120412 AH8015 turning insert directly via Metav Werkzeuge or consult our advisors for holder compatibility and application guidance. CNMG120412 AH8015 Tungaloy turning insert (ISO), PVD-coated carbide, 80° CNMG120412 AH8015 is a rhombic ISO turning insert designed for external and internal turning applications, providing a balanced combination of wear resistance and edge stability for machining heat-resistant alloys. PVD-coated carbide AH8015 Rhombic insert, 80° cutting angle 1.2 mm corner radius Double-sided chipbreaker Cylindrical hole for secure clamping Stable integration and predictable tool life for turning operations The ISO-standard geometry ensures straightforward compatibility with ISO holders when form, clearance angle, tolerance class, fixing method, size and thickness match. The PVD-coated carbide grade AH8015 is engineered as a first-choice grade for general machining of heat-resistant alloys, offering a balanced combination of wear resistance and edge stability that extends effective tool life. For process planners, this means fewer tool changes and more consistent cycle times without compromising surface quality. Reliable chip control and improved surface finish on critical components An 80° rhombic geometry paired with a 1.2 mm corner radius increases cutting edge strength and stiffness, which benefits interrupted cuts and heavier depths of cut. The double-sided chipbreaker is optimised for reliable chip formation and evacuation, reducing the risk of built-up edge and improving repeatable surface finishes. For technicians less familiar with insert geometry: a larger corner radius distributes cutting forces over a longer edge, improving stability, while the chipbreaker grooves control chip curl and breakage for safer automatic evacuation. Application versatility and straightforward process advice The insert is suited to external and internal turning of heat-resistant and difficult-to-machine alloys where a combination of edge stability and wear resistance is required. Its cylindrical locating hole and standard thickness simplify clamping and replacement in indexed toolholders, reducing setup time and inventory complexity. For production teams seeking to improve throughput and reduce interruptions, this insert supports a productive workflow through predictable cutting behaviour and consistent component quality. If additional machining data or holder recommendations are required, technical advice is available to match the insert to the specific machine and workpiece requirements. For reliable machining of heat-resistant alloys, request application advice and availability from Metav Werkzeuge; Metav Werkzeuge can advise on holder compatibility and supply the CNMG120412 AH8015 Tungaloy insert — email info@metav-werkzeuge.com or call +49 2822 7131930 Technical data Manufacturer's article number: 6793721 Manufacturer SKU: TUN6793721 SKU: 6793721-Tungaloy Model series: ISO turning indexable inserts Material: Carbide Core data Corner radius: 1.2 mm Thickness: 4.76 mm Inscribed circle / size: 12 mm Cutting angle: 80° Features Rhombic insert geometry (CNMG) PVD-coated carbide grade AH8015 Double-sided chipbreaker Cylindrical locating hole for clamping Suitable for external and internal turning Compatible with ISO-standard indexable holders FAQ What materials is this insert suitable for? The CNMG120412 AH8015 insert is intended primarily for heat-resistant alloys and offers a balanced performance for a wide range of steels and alloyed materials thanks to the PVD-coated carbide grade AH8015. How does the 1.2 mm corner radius affect machining results? A 1.2 mm corner radius increases edge strength and improves stability during turning, helping to reduce chatter and deliver more consistent surface finishes compared with smaller radii. Is the insert compatible with standard CNMG holders? Compatibility depends on holder form, clearance angle, tolerance class, fixing method, size and thickness; the CNMG120412 conforms to ISO dimensions but verification against the chosen holder is recommended. What advantage does the double-sided chipbreaker provide? The double-sided chipbreaker ensures reliable chip formation and breakage on both indexable faces, supporting consistent chip control and safer automatic chip evacuation in continuous production. Can the insert be used for interrupted cuts or heavy roughing? Yes, the 80° rhombic geometry combined with the 1.2 mm corner radius provides the stiffness and edge support needed for interrupted cuts and heavier roughing operations. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
CNMG 120412 AH8015 Wendeplatten - Tungaloy
Benefit from a combination of PVD-coated carbide AH8015, an ISO CNMG120412 geometry and a secure cylindrical hole for stable clamping and predictable tool life; ideal for general turning of heat-resistant alloys. Order the insert via Metav Werkzeuge or consult our technical advisors for selection and delivery. CNMG 120412 AH8015 Tungaloy indexable insert for turning — PVD-coated carbide, 1.2 mm nose radius A CNMG120412 AH8015 insert engineered for general external and internal turning, offering balanced wear resistance and cutting-edge stability for heat-resistant alloys. PVD-coated carbide grade AH8015 ISO CNMG120412 rhombic insert Double-sided chipbreaker for flexibility 1.2 mm nose radius, 80° cutting angle Consistent performance through PVD-coated carbide The combination of a PVD-coated surface and the AH8015 carbide grade provides a reliable balance between wear resistance and edge stability. The PVD layer reduces adhesion and protects the cutting edge at elevated temperatures, which is why this insert is the recommended choice for the general machining of heat-resistant alloys. In practice, this leads to longer intervals between indexings and a more consistent surface finish on workpieces, supporting stable process parameters and predictable component quality. Secure fit and ISO compatibility for straightforward tool integration Designed to the ISO CNMG120412 form, the rhombic geometry with an 80° included angle and a 0° clearance angle ensures compatibility with a wide range of holders when form, tolerance class, fastening and thickness match. The insert’s cylindrical hole provides positive location and repeatable clamping, reducing seating play and vibration. This compatibility simplifies tool-room logistics and lowers the effort required to confirm correct seat and clamping for production batches. Improved chip control and surface finish for higher productivity A double-sided chipbreaker delivers flexible chip formation across different feed and depth conditions, enhancing chip evacuation and protecting the cutting edge. The 1.2 mm nose radius contributes to improved surface integrity and reduced scallop height during finishing passes, while the robust geometry supports heavier cuts where strength is needed. Together these features help increase productive cutting time and reduce non-productive tool changes, improving overall machining efficiency. Application guidance and lifecycle considerations Intended for turning operations, the insert is particularly suited to external and internal turning where material and stability demand a balanced grade. Selecting the correct chipbreaker and matching the insert grade to workpiece rigidity and cutting conditions will extend tool life and maintain output quality. For complex materials or mixed-production environments, plan inventory with the ISO designation and radius in mind to ensure fast replacements and minimal downtime. Technical consultation is available for process optimisation and batch planning. For technical consultation, compatibility checks or bulk enquiries regarding the Tungaloy CNMG120412 AH8015 indexable insert, contact Metav Werkzeuge for expert advice and rapid supply coordination Technical Data Article number: 6775761 Manufacturer SKU: TUN6775761 Metav SKU: 6775761-Tungaloy Core Data Geometry: CNMG120412 (rhombic, 80°) Nose radius: 1.2 mm Thickness: 4.76 mm Size: 12 mm Special features Grade/coating: AH8015, PVD-coated carbide Hole: with cylindrical hole Chipbreaker: double-sided Clearance angle: 0° Material: carbide FAQ Which materials are suitable for this insert? The CNMG120412 AH8015 insert is intended primarily for heat-resistant alloys and general turning applications; its AH8015 grade and PVD-coated carbide make it suitable where elevated temperature performance and balanced edge stability are required. Is the insert compatible with standard CNMG holders? Yes, the insert follows the ISO CNMG120412 geometry; compatibility depends on matching the holder’s form, clearance angle, tolerance class, fastening method, size and thickness to the insert specifications. How does the double-sided chipbreaker affect productivity? A double-sided chipbreaker provides flexible chip control and allows longer service intervals before indexing or replacement, which supports higher uptime and more consistent surface quality. Does the cylindrical hole influence clamping reliability? The cylindrical hole provides secure locating and repeatable clamping, minimising movement in the seat and improving process stability during turning operations. What benefits does the 1.2 mm nose radius offer? The 1.2 mm radius improves surface finish and increases cut strength at the tool tip, making it a practical choice for finishing passes and for applications where a balance between form accuracy and tool robustness is required. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
CNMG 120412 AH8015 Wendeplatten - Tungaloy
High productivity and reliable edge stability come together in the PVD-coated AH8015 grade and the ISO rhombic form, delivering consistent results for both roughing and finishing in turning. Benefit from robust chip control, a 1.2 mm corner radius and double-sided indexability for efficient, repeatable machining. Order the CNMG120412 AH8015 insert directly via Metav Werkzeuge or ask our consultants if needed. CNMG120412 AH8015 Tungaloy turning insert — PVD-coated carbide, rhombic 80° The CNMG120412 AH8015 Tungaloy turning insert is an ISO-standard rhombic indexable insert designed for external and internal turning in conventional and slightly demanding setups. ISO-standard rhombic shape 80° PVD-coated carbide grade AH8015 1.2 mm corner radius for robust cuts Double-sided with cylindrical hole Consistent edge life through balanced grade and coating The combination of a PVD-coated finish and carbide substrate in grade AH8015 produces a balanced performance between wear resistance and edge stability. This results in predictable tool life and fewer indexings during batch runs. For shops machining heat-resistant alloys, the composition of the grade helps to maintain a sharp cutting edge under elevated temperatures, which translates into longer uninterrupted cycles and lower tooling-related downtime. Easy integration with standard turning systems Built to ISO dimensions, the insert’s rhombic geometry with an 80° included angle and 0° clearance angle allows straightforward mounting in standard external holders and boring bars. Compatibility is governed by form, clearance angle, tolerance class, fastening method, size and thickness; recognising these parameters at the tooling stage simplifies holder selection and reduces setup time. The cylindrical hole ensures secure clamping and repeatable location when paired with the correct clamping kit. Improved productivity via chip control and indexability The double-sided design with an integrated chipbreaker optimises chip formation and evacuation in a variety of feed and speed ranges. Stable chip behaviour reduces the risk of surface damage and improves process security, especially during longer cuts. The 1.2 mm corner radius contributes to mechanical strength at the cutting edge, enabling more aggressive feed choices where appropriate without sacrificing surface integrity. Application guidance and selection advice Selected as a first choice for general machining of heat-resistant alloys, this insert performs well in both external and internal turning operations when paired with a suitable holder and cutting data. When uncertain about the best chipbreaker or feed rates for a specific alloy, consult technical data sheets and choose a chipbreaker and grade that match workpiece stability and required surface finish. For tailored recommendations, Metav Werkzeuge can provide selection support and compatible holder suggestions. For tailored selection and fast availability of the Tungaloy CNMG120412 AH8015 insert, contact Metav Werkzeuge for application advice and supply: info@metav-werkzeuge.com or call +49 2822 7131930 Technical data Article number: 6946868 Manufacturer SKU: TUN6946868 Metav SKU: 6946868-Tungaloy Brand: Tungaloy Model series: ISO turning indexable inserts Designation: CNMG120412 AH8015 Facts Insert designation: CNMG120412 Included angle: 80° Corner radius: 1.2 mm Clearance angle: 0° Thickness: 4.76 mm Insert size: 12 mm Hole: cylindrical Special features Material: carbide Coating: PVD Grade: AH8015 Shape: rhombic Chipbreaker: double-sided Use: turning (external and internal) Mounting: with cylindrical hole FAQ What materials is this insert suited for? The CNMG120412 AH8015 Tungaloy insert is designed primarily for the general machining of heat-resistant alloys, offering a balance of wear resistance and edge strength thanks to its AH8015 grade and PVD coating. How does the double-sided design affect tool life? A double-sided configuration extends usable life by allowing reversible indexing; the CNMG120412 AH8015 insert provides additional service life through its reversible geometry and robust corner radius. Which holders are compatible with this ISO insert? Compatibility depends on holder form, clearance angle, tolerance class, fastening method, size and thickness; using an ISO-compatible external holder or boring bar that accepts CNMG inserts ensures correct clamping of the CNMG120412 AH8015 Tungaloy insert. What is the benefit of the 1.2 mm corner radius? The 1.2 mm corner radius increases edge strength, permitting higher feed rates and improved resistance to chipping during interrupted cuts when machining with the CNMG120412 AH8015 insert. Is the insert suitable for internal turning and boring? Yes; the ISO rhombic form and cylindrical hole make the insert applicable for both external and internal turning operations when used with the appropriate boring bar or internal holder. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
CNMG 120412 AH8015 Wendeplatten - Tungaloy
The combination of PVD-coated carbide AH8015 and the ISO rhombic CNMG120412 geometry delivers a balanced mix of wear resistance and edge stability for efficient turning of heat‑resistant alloys; suitability for ISO toolholders ensures predictable integration into existing setups. Order the original inserts directly via Metav Werkzeuge or consult the team for specification checks. CNMG120412 AH8015 CNMG turning insert for turning, PVD-coated carbide by Tungaloy The CNMG120412 AH8015 is an ISO‑standard rhombic indexable insert designed for external and internal turning, especially suited to general machining of heat‑resistant alloys. PVD-coated carbide grade AH8015 ISO rhombic 80° geometry 1.2 mm corner radius for steady cuts Double-sided chipbreaker, with hole Robust grade for heat‑resistant alloy machining The insert is made from PVD‑coated carbide in the AH8015 grade, selected as a first choice for the general machining of heat‑resistant alloys. The coating improves wear behaviour under elevated temperatures while the carbide substrate retains edge stability, which together reduce flank wear and maintain dimensional accuracy across longer tool life. This combination results in fewer tool changes and more consistent cycle times, supporting a measurable improvement in process efficiency. Geometry and clamping that support stable cutting With an ISO rhombic 80° cutting geometry and a 0° clearance, the insert gives a tried‑and‑tested rake and engagement suitable for a wide range of turning tasks. The 1.2 mm corner radius helps to absorb cutting forces, producing steadier cuts and improved surface finish when compared with very fine radii. The cylindrical hole and standard form ensure compatibility with ISO toolholders; correct matching of form, clearance, tolerance class, clamping and thickness is essential for secure seating and repeatable results. Predictable chip control and economical handling The double‑sided chipbreaker design supports reliable chip formation and evacuation across varying cut depths and feed rates, lowering the risk of built‑up edge and workpiece damage. As a reversible insert, it extends usable tool life through indexing, which reduces tooling consumption and inventory complexity in production environments. The overall result is a cost‑effective solution that maintains quality standards while simplifying logistics. Practical notes on selection and use The insert thickness of 4.76 mm and the rhombic shape make it versatile for both external and internal turning when the correct holder is used. Selection of chipbreaker pattern and grade should follow material type, machining operation and setup rigidity; the AH8015 grade balances wear resistance and edge stability, making it a good general‑purpose choice for many heat‑resistant materials. For optimal performance, match the insert to a holder specified for CNMG inserts and follow established clamping torque and seating procedures. For application advice or to secure original Tungaloy CNMG120412 AH8015 inserts for your production process, contact Metav Werkzeuge — the team can verify holder compatibility and recommend suitable cutting parameters via email or phone. Technical data Article number: 6793723 Manufacturer SKU: TUN6793723 Model series: ISO‑Drehwendeschneidplatten Designation: CNMG120412 Manufacturer: Tungaloy SKU: 6793723‑Tungaloy Facts Angle: 80° Size: 12 Thickness: 4.76 mm Corner radius: 1.2 mm Clearance angle: 0° Special features PVD‑coated carbide (AH8015) Rhombic insert shape Cylindrical hole for clamping Double‑sided chipbreaker For turning (external and internal) Compatibility determined by form, clearance, tolerance class, clamping, size and thickness FAQ What materials is this insert best suited for? The AH8015 grade insert is intended primarily for the general machining of heat‑resistant alloys; its PVD coating and carbide substrate balance wear resistance and edge stability for those materials. How does the CNMG120412 geometry affect cutting performance? The ISO rhombic 80° geometry provides stable engagement and versatility in both external and internal turning, while the 1.2 mm corner radius assists in achieving consistent surface finish and force absorption. Is the insert compatible with standard CNMG toolholders? Yes, the insert follows ISO CNMG dimensions; compatibility depends on correct matching of form, 0° clearance, tolerance class, clamping method, size and thickness in the chosen holder. What benefits does the double‑sided chipbreaker provide? The double‑sided chipbreaker ensures reliable chip formation and evacuation across varied cutting parameters, improving process stability and extending usable life through indexing. Which SKU should be ordered for original Tungaloy inserts? Order the original Tungaloy item under SKU 6793723‑Tungaloy (manufacturer article number 6793723) to ensure genuine product and traceability. Manufacturer/Responsible: Tungaloy‑NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand‑new product from the manufacturer.
CNMG 120412 AH8015 Wendeplatten - Tungaloy
Combining the PVD‑coated AH8015 grade with ISO CNMG 120412 geometry and a 1.2 mm corner radius yields a balanced solution for turning heat‑resistant alloys, offering both wear resistance and edge stability; order the inserts directly via Metav Werkzeuge or consult the technical advisers for application support. CNMG 120412 AH8015 indexable turning insert by Tungaloy — PVD‑coated carbide, rhombic form The CNMG120412 AH8015 is an ISO‑standard rhombic indexable insert designed for external and internal turning, combining a sturdy 1.2 mm corner radius with a PVD‑coated carbide substrate for machining heat‑resistant alloys and general turning tasks. ISO CNMG geometry for universal turning PVD‑coated AH8015 carbide for heat‑resistant alloys Double‑sided chipbreaker, economical indexing Rhombic 12 mm plate, 1.2 mm corner radius Consistent cutting performance with PVD‑coated AH8015 The PVD‑coated AH8015 grade provides a deliberate balance between wear resistance and cutting edge stability, making it particularly suited to the machining of heat‑resistant alloys and demanding general turning operations. A PVD (physical vapour deposition) coating forms a thin, hard layer on the carbide substrate that reduces adhesive wear and improves thermal resistance; this lowers flank wear rates under elevated temperatures and extends usable edge life. As a result, the insert delivers predictable tool behaviour across a range of workpiece materials, supporting stable process windows and consistent surface finish without resorting to frequent regrinds. Reliable chip control and cost‑efficient indexing Equipped with a double‑sided chipbreaker, the plate allows two cutting edges per face to be used, reducing cost per edge and simplifying tool management. The chipbreaker geometry promotes controlled chip formation and evacuation, which supports steady cutting forces and reduces the risk of built‑up edge. The central cylindrical hole and standard clamping form enable secure fastening in compatible holders, maintaining seating stability under interrupted cuts. The 1.2 mm corner radius strengthens the cutting edge, improving resistance to edge chipping and contributing to an even surface texture on the workpiece — a practical compromise between robustness and finish quality. ISO compatibility and practical integration into turning systems Built to the ISO CNMG 120412 specification, the insert features a rhombic plate form, 12 mm size and a nominal thickness of 4.76 mm, with a 0° clearance reference and an 80° cutting angle where applicable. Compatibility with a specific toolholder depends on the plate form, seating angle, tolerance class, fastening method, size and thickness; correct pairing with an appropriate external holder or boring bar plus the correct clamping set is essential for repeatable performance. The insert is part of a plug‑and‑play system: an ISO‑standard plate, the matching holder or boring bar, a suitable locating pad or clamp set and replacement screws form the complete assembly. For varied machining tasks, selecting the matching chipbreaker variant and the AH8015 grade ensures process reliability and optimised tool life. For reliable machining results with Tungaloy CNMG 120412 AH8015 indexable inserts, contact Metav Werkzeuge for order placement or tailored application advice from the technical consultants at Metav Werkzeuge (info@metav-werkzeuge.com / +49 2822 7131930) Technical data Article number: 6946776 Manufacturer SKU: TUN6946776 Brand SKU: 6946776-Tungaloy Model series: ISO‑Drehwendeschneidplatten Material: carbide Grade/coating: AH8015, PVD‑coated Core data Geometry: CNMG 120412 Plate size: 12 mm Plate thickness: 4.76 mm Corner radius: 1.2 mm Clearance angle: 0° Cutting angle: 80° Hole: with cylindrical hole Special features Double‑sided chipbreaker Rhombic plate form ISO‑standard turning insert Suitable for external and internal turning Compatibility determined by holder form, clearance, tolerance, fastening, size and thickness FAQ What materials is this insert best suited for? The AH8015 grade of the CNMG120412 AH8015 insert is intended as a first choice for the general machining of heat‑resistant alloys, offering a compromise between wear resistance and edge stability. Is the insert reversible and economical to use? Yes, the CNMG120412 AH8015 insert is double‑sided with a chipbreaker design that enables economical indexing and extends the effective life per insert. How is compatibility with toolholders ensured? Compatibility depends on the ISO CNMG geometry, plate dimensions and clamping style; correct pairing of the plate with a matching external holder or boring bar, plus the appropriate clamp set and screws, ensures secure seating and reliable performance. What benefit does the PVD coating provide? The PVD coating on the AH8015 grade increases thermal resistance and reduces adhesive wear, which helps maintain cutting edge integrity during the turning of tougher alloys. When should a 1.2 mm corner radius be selected? A 1.2 mm corner radius offers greater edge strength for heavier cuts and intermittent conditions while still permitting a good surface finish; it suits operations where robustness and consistent finish are both required. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
CNMG 120412 AH8015 Wendeplatten - Tungaloy
Benefit from the combination of durable cutting performance, consistent chip control and simple compatibility checks for efficient turning operations; order the CNMG120412 AH8015 Tungaloy insert directly via Metav Werkzeuge or ask our consultants if needed CNMG120412 AH8015 indexable turning insert — Tungaloy, PVD-coated carbide An CNMG120412 AH8015 indexable turning insert designed for external and internal turning, optimised for heat‑resistant alloys and general-purpose machining PVD-coated carbide grade AH8015 80° rhombic ISO CNMG form Corner radius 1.2 mm for robust cutting Cylindrical hole for secure clamping Double-sided chipbreaker for versatility Reliable performance on heat-resistant alloys The CNMG120412 AH8015 insert is engineered to balance wear resistance and cutting-edge stability for the machining of heat‑resistant alloys. The combination of a PVD-coated surface and a tough carbide substrate reduces flank wear and helps maintain consistent tool life under elevated temperatures. This stability translates into fewer tool changes, lower process variation and a predictable cycle time — a clear efficiency advantage for production and jobbing environments. Clear guidance on holder compatibility and secure clamping Compatibility with a clamping system depends on plate form, clearance angle, tolerance class, fastening method, size and thickness. The rhombic 80° geometry and the cylindrical hole require a matching CNMG‑type holder or boring bar with the correct pocket and screw arrangement. The presence of a central hole and the standard ISO shape ensure secure clamping and repeatable seating, which reduces vibration and improves surface finish. For safe integration, confirm holder form and tolerance before fitting an insert. Productivity gains through chip control and geometry The double-sided chipbreaker design delivers controlled chip formation across a range of feeds, helping to avoid long, entangling swarf and to maintain uninterrupted machining. With a corner radius of 1.2 mm, the insert offers a compromise between edge strength and achievable surface quality: it supports heavier cuts without sacrificing finish when moderate feeds are used. Together, these features increase on‑part time and lower secondary operations for shops aiming to raise throughput. Practical choice and handling advice for stable application Select this grade when machining demanding alloys where thermal stability is required; the AH8015 grade is a first choice for general work in heat‑resistant materials thanks to its balanced properties. The insert is double-sided, allowing indexation that reduces tooling cost per edge. When mounting, ensure clean seating surfaces and the correct torque on the clamping screw; minor deviations in seat cleanliness or screw preload will affect repeatability more than the insert design itself. For questions about matching holders or recommended cutting data, technical support resources are available. For original Tungaloy CNMG120412 AH8015 inserts and expert advice contact Metav Werkzeuge — availability and application support via info@metav-werkzeuge.com or +49 2822 7131930 Technical data Article number: 6741636 SKU: 6741636-Tungaloy Manufacturer SKU: TUN6741636 Model series: ISO-Drehwendeschneidplatten Material: carbide Facts Form / designation: CNMG120412 Plate size: 12 mm Plate thickness: 4.76 mm Corner radius: 1.2 mm Included angle: 80° Clearance (relief) angle: 0° Hole: with hole Special features Grade: AH8015 Coating: PVD Plate shape: rhombic Hole style: cylindrical hole Chipbreaker: double-sided Application: turning FAQ What materials is this insert suitable for? The CNMG120412 AH8015 Tungaloy indexable insert (SKU 6741636-Tungaloy) is intended primarily for heat‑resistant alloys and general turning applications where a balance of wear resistance and edge stability is required. How does the chipbreaker affect machining? The double‑sided chipbreaker on this insert improves chip control across a range of feeds, reducing swarf issues and enabling more consistent production cycles when the CNMG120412 AH8015 insert is used in matched holders. Which holders are compatible with this ISO plate? Compatibility is determined by plate form, clearance angle, tolerance, fastening, size and thickness; therefore a CNMG‑compatible external holder or boring bar with the correct pocket for an 80° rhombic plate and a cylindrical screw clamp is required. Can the insert be indexed to use both sides? Yes, the insert is double‑sided and can be indexed to use both cutting edges, increasing the usable life and improving cost‑efficiency per edge. What is the recommended corner radius for stability and finish? The 1.2 mm corner radius provides a robust cutting edge for heavier cuts while still allowing acceptable surface finishes at moderate feeds, offering a practical compromise for many turning tasks. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
CNMG 120412 AH8015 Wendeplatten - Tungaloy
Benefit from the combination of balanced wear resistance, a stable cutting edge and ISO compatibility for efficient turning operations; order the CNMG120412 AH8015 indexable insert directly via Metav Werkzeuge or ask our consultants for tailored advice. CNMG120412 AH8015 ISO indexable turning insert, PVD-coated carbide, 1.2 mm radius — Tungaloy The CNMG120412 AH8015 is an ISO rhombic indexable insert designed for general turning, offering a versatile solution for machining heat-resistant alloys with emphasis on edge stability and reproducible results ISO CNMG 120412 form PVD-coated cemented carbide AH8015 1.2 mm nose radius for fine finish Double-sided chipbreaker for flexibility Increased productivity through balanced grade performance The PVD-coated AH8015 grade is engineered as a first-choice solution for the general machining of heat-resistant alloys, providing a well-considered balance between wear resistance and cutting-edge stability. This balance reduces unscheduled tool changes and supports consistent cycle times, making the insert particularly suitable where repeatable component quality and uptime are essential. The coating and substrate combination deliver reliable tool life under varying cutting conditions. Geometry that secures consistent surface quality The rhombic ISO geometry with an 80° included angle and a 1.2 mm nose radius contributes to mechanical strength and predictable chip formation; the 0° clearance is optimised for stable contact during external and internal turning. Compatibility with holders depends on form, relief angle, tolerance class, fastening method, size and thickness, which ensures the insert integrates into standard tool systems. This geometry helps achieve improved surface finish and dimensional stability in serial production. Practical system benefits and economical handling As an ISO-standardised insert with a double-sided chipbreaker and a cylindrical hole, the component offers economical indexing and straightforward mounting in suitable clamping systems. The 4.76 mm thickness and defined dimensions support secure seating and repeatable clamping; the double-sided design effectively doubles available cutting edges, lowering tooling costs per part. For complex applications or to confirm holder compatibility, Metav Werkzeuge’s technical advisers provide application-oriented support and cutting data. For tailored recommendations on using Tungaloy inserts in demanding turning tasks, contact Metav Werkzeuge’s technical team for precise holder compatibility and cutting-parameter advice — email info@metav-werkzeuge.com or call +49 2822 7131930 Technical Data Article number: 6946861 Manufacturer SKU: TUN6946861 SKU: 6946861-Tungaloy Model series: ISO-Drehwendeschneidplatten Material: carbide Grade: AH8015 Facts Size: 12 mm Thickness: 4.76 mm Corner radius: 1.2 mm Included angle: 80° Clearance angle: 0° Special features PVD-coated grade AH8015 Double-sided chipbreaker Cylindrical hole (with hole) Rhombic plate shape ISO designation: CNMG120412 FAQ What materials is this insert suitable for? The AH8015 grade in the CNMG120412 insert is formulated primarily for the general machining of heat-resistant alloys, giving a compromise between wear resistance and edge stability. How many usable cutting edges does the insert provide? With a double-sided chipbreaker and its ISO rhombic design, the insert provides multiple indexable edges, enabling economical edge changes and extended tool life. Is the insert compatible with standard CNMG holders? Compatibility depends on holder form, relief angle, tolerance class, fastening method, size and thickness; the CNMG120412 metric sizing follows ISO standards for straightforward matching with appropriate external or internal turning holders. What surface finish can be expected with a 1.2 mm radius? A 1.2 mm nose radius supports finer surface finishes while maintaining edge strength; it is a common compromise for general turning where both finish and durability matter. Can this insert be used for internal turning? Yes, the insert’s geometry and ISO form make it suitable for both external and internal turning operations when paired with a compatible holder. Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.
CNMG 120412 AH8015 Wendeplatten - Tungaloy
Take advantage of the combination of balanced wear resistance, secure clamping and ISO compatibility for consistent turning results; order the insert directly via Metav Werkzeuge or consult our team for application support. CNMG120412 AH8015 indexable insert for turning — Tungaloy, PVD‑coated carbide, 0° relief angle The CNMG120412 AH8015 is an ISO‑standard indexable insert designed for general turning of heat‑resistant alloys, providing a balance of wear resistance and cutting‑edge stability in a rhombic form with a clamping hole. CNMG 120412 geometry, ISO‑standardised PVD‑coated carbide grade AH8015 Balanced wear resistance and edge stability Double‑sided chipbreaker and clamping hole Reliable performance for general turning of heat‑resistant alloys The rhombic indexable insert with PVD‑coated carbide offers a durable solution for machining elevated‑temperature alloys. The AH8015 grade is formulated to deliver a compromise between wear resistance and edge toughness, reducing flank wear without sacrificing stability. Compatibility with ISO holders is ensured by standardised dimensions and the presence of a cylindrical hole for secure seating; this means predictable clamping behaviour and repeatable results across multiple toolholders. For production environments where consistency is paramount, the insert helps maintain component tolerances and surface finish while extending tool change intervals. Reduced setup risk and secure clamping for stable cuts Design features such as the double‑sided chipbreaker, 0° relief angle and cylindrical clamping hole support secure fixation and controlled chip formation. The double‑sided layout effectively doubles usable edges per insert, lowering tooling costs per cutting edge and simplifying inventory management. The standardised geometry minimises the need for bespoke fixtures, so changeover times are reduced and process reliability increases. These technical attributes translate into fewer interruptions on the shopfloor and steadier spindle loads during medium‑duty turning operations. Precision cutting geometry tuned for finishing and semi‑finishing A corner radius of 1.2 mm and a plate thickness of 4.76 mm provide a balance between strength at the cutting edge and the ability to produce stable surface quality. The ISO CNMG form supports both external and internal turning when paired with suitable holders, and the geometry is forgiving in slightly variable feed conditions, assisting in consistent part quality. Where surface integrity matters, the insert’s combination of radius and chip control reduces vibrations and helps achieve the desired finish with fewer passes, saving cycle time and rework. Process efficiency and application guidance Choosing a PVD‑coated AH8015 grade carbide insert focuses on longevity and versatility for a range of heat‑resistant materials. The insert is particularly suitable where moderate cutting speeds and steady feeds are applied; selecting an appropriate chipbreaker suited to the workpiece material and the intended operation will further improve metal removal rates and surface outcome. For customers seeking to optimise tool life, pairing this insert with robust clamping hardware and verified cutting parameters offers measurable gains in uptime and productivity. For reliable turning with Tungaloy AH8015 inserts, contact Metav Werkzeuge for tailored recommendations and order facilitation — email info@metav-werkzeuge.com or call +49 2822 7131930 Technical Data Article number: 6741642-Tungaloy Manufacturer: Tungaloy Manufacturer SKU: TUN6741642 Manufacturer article number: 6741642 Model series: ISO turning indexable inserts Designation: CNMG120412 AH8015 Data Insert size: 12 mm Corner radius: 1.2 mm Plate thickness: 4.76 mm Relief angle: 0° Approach/lead angle: 80° Special features PVD‑coated carbide, grade AH8015 Rhombic insert form (CNMG) Double‑sided chipbreaker Cylindrical clamping hole for secure fixation Intended application: turning of heat‑resistant alloys ISO‑standard dimensions for holder compatibility FAQ What materials is this insert suited to? The insert is optimised for turning heat‑resistant alloys; the AH8015 grade provides a mix of wear resistance and edge stability suitable for such materials. How does the clamping hole affect performance? The cylindrical hole enables consistent seating and secure clamping in ISO holders, improving repeatability and reducing the risk of insert movement under cutting forces. Can this geometry be used for finishing operations? Yes; the 1.2 mm corner radius and stable edge characteristics of the AH8015 grade make the insert appropriate for finishing and semi‑finishing when paired with suitable feeds and speeds. How many cutting edges are available per insert? The rhombic CNMG form with a double‑sided chipbreaker provides multiple usable edges per insert, effectively increasing the number of serviceable cutting edges and lowering tooling costs. Is this insert compatible with standard ISO toolholders? The CNMG120412 conforms to ISO dimensions; compatibility is determined by insert form, relief angle, tolerance class, clamping method, size and thickness. Manufacturer/Responsible: Tungaloy‑NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand‑new product from the manufacturer.
Why indexable inserts are indispensable in modern machining
Indexable inserts, also known as cutting inserts or indexable cutting inserts, are standardised, replaceable cutting elements that mount on tool holders such as turning bits, milling cutters or drills. Made from wear-resistant materials like carbide, cermet, ceramic or other superhard grades, they carry the actual cutting edge and allow a worn corner to be rotated or flipped instead of replacing or regrinding the entire tool body.
How these inserts work and when to choose them
In everyday workshop and production settings, indexable inserts perform the direct material removal on the workpiece. Standard inserts for tool systems without internal coolant typically feature closed faces or a single central fixing hole, with heat evacuation handled by external machine nozzles. Inserts designed for systems with internal coolant are engineered to support coolant flow: they include calculated chipbreaker geometries that guide an internal coolant jet under the chip or, in specialised designs, contain sintered microchannels to direct coolant right to the cutting edge. Such coolant-compatible inserts are essential for machining heat-resistant alloys, heavy cutting operations and deep internal machining, where thermal load and chip control are critical.
Tangible benefits for production and workshop efficiency
Choosing the right indexable inserts delivers measurable operational advantages:
- Reduced downtime: faster changeover because a worn insert is simply indexed rather than the whole tool being replaced.
- Extended cutting-edge life: targeted coolant application and optimised chipbreaker design lower thermal stress and improve tool life.
- Consistent part quality: predictable cutting-edge geometry from standardised inserts maintains tolerances across batches.
- Versatility: availability in carbide, cermet, ceramic and superhard grades permits selection according to workpiece material and cutting conditions.
- Lower tooling costs over time: fewer full-tool replacements and less regrinding required.
Metav as a dependable source for inserts and tooling systems
Metav combines decades of precision expertise with a wide-ranging supply chain, positioning itself as a practical partner for industry, craft and trade. From Emmerich on the Rhine, Metav operates as a quality filter for the European market, offering more than 250,000 products and serving over 48,000 customers. For procurement teams aiming to reduce supplier count while retaining technical reliability, Metav’s assortment of indexable inserts and compatible tool holders provides a central, trustworthy solution.
Quick summary
Indexable inserts (cutting inserts or indexable cutting inserts) enable economical, repeatable material removal by allowing worn cutting edges to be indexed or replaced quickly; coolant-adapted designs further reduce thermal load and enhance chip control for demanding applications.
FAQ
What materials are indexable inserts available in?
Indexable inserts are available in wear-resistant grades such as carbide, cermet, ceramic and other superhard materials, selected according to the workpiece material and cutting conditions.
When should I choose inserts with internal coolant support?
Choose inserts designed for internal coolant when machining heat-resistant alloys, performing heavy cuts or working in deep internal features, because the coolant reduces thermal load at the cutting edge and actively improves chip breakage.
How do chipbreaker geometries affect performance?
Chipbreaker geometries on indexable inserts guide the chip flow and, when matched to an internal coolant jet, direct the coolant under the chip to control temperature and facilitate reliable chip formation, which extends edge life and stabilises machining.
Can standard inserts be used with external coolant only?
Yes; standard inserts for tool systems without internal coolant typically have closed faces or a central fixing hole and rely on external machine nozzles for heat evacuation, which is sufficient for many routine, accessible cuts.
Why source inserts through Metav?
Metav supplies a broad range of indexable inserts and tooling, backed by decades of expertise and a comprehensive European stock, making it a practical choice for consistent quality and dependable delivery.
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