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 120408 AH6225 Wendeplatten - Tungaloy
Take advantage of the combination of a sharp, stable cutting edge and reliable chip control for consistent turning performance; the PVD-coated AH6225 grade and 0.8 mm corner radius deliver repeatable results in variable conditions. Order originals via Metav Werkzeuge or request specialist advice for holder compatibility and application setup. CNMG 120408 AH6225 indexable turning insert — Tungaloy A CNMG120408 AH6225 indexable turning insert designed for external and internal turning, optimised for machining stainless steels under medium cutting conditions ISO CNMG 120408 shape, rhombic geometry PVD-coated AH6225 grade for stainless steel 0.8 mm corner radius for stable cutting Double-sided chipbreaker, cylindrical hole Stable cutting edge for demanding stainless steels The combination of a PVD-coated carbide substrate and the AH6225 grade provides a balance between sharpness and edge strength, making the insert suitable for machining stainless steels where work-hardening and variable conditions are common. The engineered coating increases wear resistance and helps maintain a consistent edge over repeated indices, which reduces tool-change frequency and supports uninterrupted production. This results in more predictable tool life and a steady surface finish on turned components. Controlled chips and improved surface finish The double-sided chipbreaker is designed to regulate chip formation during both external and internal turning operations, improving evacuation and reducing the risk of entanglement. Combined with the 0.8 mm corner radius, the insert promotes a stable cut and lower vibration, which benefits surface integrity and dimensional consistency. For medium-duty applications and intermittent cuts, these features help to cut cycle time and limit secondary operations, supporting a more efficient machining process. Ready for ISO tool systems and reliable mounting The insert follows the ISO CNMG120408 specification and integrates with standard holders when matching form, clearance angle, tolerance class, fastening method, size and thickness. With a 4.76 mm plate thickness and a 12 mm inscribed size in a rhombic format, mounting is straightforward in compatible external holders or boring bars; the cylindrical hole assists secure clamping and repeatable positioning. Clear identification and conformity to ISO norms simplify tool selection and inventory management. Productivity focus and practical use recommendations Designed as a universal grade for varied stainless-steel tasks, the insert performs best when paired with a holder and cutting parameters that match the workpiece stability and feed strategy. Select the chipbreaker variant and adjust speeds to reflect material grade and rigidity of the setup; this preserves the sharp edge while leveraging the coating’s wear resistance. For shops aiming to improve throughput without sacrificing quality, the insert supports consistent part tolerances and reduced downtime through fewer indexings. For original Tungaloy AH6225 indexable inserts and tailored holder advice, contact Metav Werkzeuge at info@metav-werkzeuge.com or call +49 2822 7131930 — Metav Werkzeuge can confirm compatibility and supply the CNMG 120408 AH6225 insert. Technical data Article number: 6825096-Tungaloy Manufacturer article number: 6825096 Manufacturer SKU: TUN6825096 Label: CNMG120408 AH6225 Tungaloy-Wendeplatte Facts Corner radius: 0.8 mm Plate thickness: 4.76 mm Inscribed circle / size: 12 mm Clearance angle: 0° Main angle: 80° Special features Material: carbide Coating / grade: PVD-coated, AH6225 Chipbreaker: double-sided Plate form: rhombic Hole: with cylindrical hole Application: turning (external and internal) Series: ISO turning indexable inserts FAQ Is this insert suitable for stainless-steel turning? Yes. The CNMG120408 AH6225 indexable insert is specified for machining stainless steels; the PVD-coated AH6225 grade balances edge sharpness and stability for medium cutting conditions. How does the chipbreaker affect performance? The double-sided chipbreaker on this Tungaloy insert improves chip control and evacuation, which helps maintain surface finish and reduces the likelihood of chip-related interruptions. Which holders are compatible with this ISO insert? Compatibility depends on form, clearance angle, tolerance class, fastening method, size and thickness; the CNMG 120408 format fits holders designed for ISO CNMG inserts when those parameters match. Can the insert be used for internal turning (boring)? Yes. The indexable insert is designed for both external and internal turning applications when used in appropriately sized boring bars or internal holders. How many usable cutting edges are available on this insert? The plate is double-sided and indexable; each side provides usable edges according to the CNMG geometry and the grade’s recommended use. 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 120408 AH6225 Wendeplatten - Tungaloy
Combining a PVD-coated carbide AH6225 grade with an 80° rhombic geometry and a 0.8 mm corner radius, this indexable insert delivers stable cutting performance for turning of rostfreien Stahl under variable conditions; order directly via Metav Werkzeuge or consult their specialists for tailored machining recommendations. CNMG 120408 AH6225 turning indexable insert by Tungaloy — PVD-coated carbide, 80° rhombic geometry CNMG120408 AH6225 is an ISO-spec rhombic insert optimised for turning applications, offering a sharp yet robust cutting edge for midspeed operations. PVD-coated carbide grade AH6225 Designed for rostfreie Stähle Rhombic 80° geometry, 0.8 mm radius Double-sided chipbreaker, with hole Consistent edge life and reliable mid-range performance The AH6225 grade combines a PVD-coated surface with a wear-resistant carbide substrate to provide a durable, sharp cutting edge that tolerates fluctuating cutting conditions. For turning operations of rostfreien Stahl the engineered coating improves thermal resistance and reduces flank wear, which translates into fewer insert changes and more predictable cycle times. This results-oriented design supports production stability and helps maintain component tolerances during medium-duty external and internal turning. Broad compatibility with ISO turning systems for secure clamping Designed to the ISO series for indexable inserts, the geometry and dimensions ensure compatibility with common external holders and boring bars when matched by shape, clearance angle, tolerance class, fastening method, size and thickness. The 80° lead angle and rhombic form offer a balance between strength and accessibility in confined cuts, while the 0° clearance angle, 12 mm inscribed size and 4.76 mm thickness simplify selection of a matching toolholder. Correct pairing reduces chatter and improves repeatability in batch production. Practical workshop advantages and chip control for efficient machining The double-sided design and integrated chipbreaker provide economic use of both cutting edges and aid chip fragmentation under varying cutting depths and feeds. The 0.8 mm corner radius supports stable turning of medium cross-sections and helps achieve consistent surface quality without compromising edge strength. Where high process reliability is required, the combination of the insert’s PVD coating and grade chemistry offers improved wear resistance and longer tool life, which together lower tooling overhead and simplify machining planning. Request application-focused machining advice from Metav Werkzeuge for Tungaloy inserts in AH6225 grade — contact info@metav-werkzeuge.com or call +49 2822 7131930 for specific recommendations and compatibility checks Technical data Article number: 6824981 Manufacturer SKU: TUN6824981 SKU: 6824981-Tungaloy Model series: ISO-Drehwendeschneidplatten Material: carbide Facts ISO designation: CNMG120408 Size (inscribed circle): 12 mm Thickness: 4.76 mm Corner radius: 0.8 mm Lead angle: 80° Clearance angle: 0° Special features Grade: AH6225 Coating: PVD Geometry: rhombic, double-sided Hole: cylindrical, with hole Chipbreaker: double-sided Application: turning (Drehen) for rostfreien Stahl Compatibility note: holder match depends on form, clearance angle, tolerance class, fastening, size and thickness FAQ Which turning tasks suit this insert best? This CNMG120408 AH6225 indexable insert from Tungaloy is intended for medium-duty external and internal turning, especially when machining rostfreien Stahl where a balance of sharpness and edge stability is needed. How is chip control achieved with this insert? The double-sided chipbreaker integrated into the insert geometry promotes fragmentation across a range of feeds and depths; the AH6225 grade and PVD coating further support stable cutting and consistent chip formation. Can the insert be used with standard ISO holders? Yes, the insert follows ISO dimensions; successful fit requires matching the holder by form, clearance angle (0°), tolerance class, fastening method, size and thickness to ensure secure clamping. What are the key dimensional data to check before ordering? Verify the ISO designation CNMG120408, inscribed size 12 mm, thickness 4.76 mm, corner radius 0.8 mm and the 80° geometry to confirm compatibility with the chosen toolholder and application. Is AH6225 suitable for finishing passes? AH6225 is a universal grade optimised for rostfreie Stähle with a sharp yet stable edge; it performs well in medium cuts and can be used for semi-finish and finishing depending on cutting parameters and machine stability. 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 120408 AH6225 Wendeplatten - Tungaloy
Benefit from the combination of a PVD‑coated carbide AH6225 grade and a 0.8 mm corner radius for consistent stainless‑steel turning and reduced insert changes; order directly via Metav Werkzeuge or consult our specialists for application advice. CNMG 120408 AH6225 – Tungaloy indexable turning insert for stainless‑steel machining The CNMG120408 AH6225 is an ISO‑standard rhombic indexable insert designed for reliable external and internal turning, offering a sharp yet stable cutting edge for variable mid‑range machining conditions. ISO rhombic CNMG geometry PVD‑coated carbide grade AH6225 80° included angle for robust cutting Double‑sided chipbreaker, 0.8 mm radius Consistent cutting performance for stainless steels The CNMG120408 AH6225 insert combines a PVD coating with a tough carbide substrate to deliver a sharp, durable cutting edge specifically tuned for stainless steels. This pairing improves resistance to built‑up edge and wear under fluctuating temperatures, which in practice means fewer indexings and more predictable cycle times. Specifying a universal grade like AH6225 reduces the need for multiple inserts across similar jobs, helping to streamline inventory and conserve spindle time during batch production. Geometry and holder compatibility that simplify setup An ISO‑standard CNMG shape with an 80° included angle, 0° clearance angle and rhombic form gives a strong cutting corner suited to a wide range of turning operations. The insert features a cylindrical hole for positive clamping and measures 12 mm across with a 4.76 mm thickness, parameters that define compatibility with standard external holders and boring bars. When selecting a holder, match form, free angle, tolerance class, fastening style and thickness to ensure correct seating and repeatable indexing, thereby reducing setup time and vibration‑related rejects. Reliable chip control and adaptable application range A double‑sided chipbreaker in combination with the AH6225 grade provides controlled chip formation for both external and internal turning. The chipbreaker and grade are chosen to suit workpiece material, machining mode and setup rigidity: when stability is limited, the chipbreaker helps prevent long, tangled chips and supports safer automatic machining. The combination supports improved surface finish and steady tool life, translating into greater process certainty for batch and single‑piece production alike. Practical handling, economical indexing and selection tips The 0.8 mm corner radius balances edge strength and surface quality: it enhances robustness where slight interruptions or harder inclusions occur, while still permitting reasonable surface finish when feed and depth of cut are adjusted accordingly. Using a double‑sided insert halves the cost per indexed edge compared with single‑sided types and contributes to lower tooling expenditure over time. The system concept comprises the ISO insert, a compatible external holder or boring bar, a clamping pad or set and replacement screws — a compact supply chain that supports quick maintenance and consistent repeatability. For further application data or machining parameter guidance, Metav Werkzeuge provides technical support via email or phone. For tailored selection and practical advice on Tungaloy CNMG120408 AH6225 inserts, contact Metav Werkzeuge at info@metav-werkzeuge.com or +49 2822 7131930 for application‑specific recommendations and availability Technical data Article number: 6903179 Manufacturer SKU: TUN6903179 Internal SKU: 6903179-Tungaloy Description: CNMG120408 AH6225 Tungaloy indexable insert Facts ISO designation: 120408 Corner radius: 0.8 mm Thickness: 4.76 mm Size: 12 mm Included angle: 80° Clearance angle: 0° Special features Material: carbide Coating: PVD Shape: rhombic (CNMG) Hole: with hole (cylindrical hole) Chipbreaker: double‑sided Application: turning Grade: AH6225, optimised for stainless steels FAQ What materials is this insert best suited for? The CNMG120408 AH6225 insert is optimised for stainless steels; the AH6225 PVD‑coated carbide grade balances edge sharpness and stability for common stainless‑steel turning tasks. How does the 0.8 mm corner radius affect performance? A 0.8 mm corner radius increases edge strength and resistance to interruption while still allowing acceptable surface finish when feeds are adjusted; it is a good compromise for mixed‑stability turning operations with the Tungaloy insert. Is this insert compatible with standard CNMG holders? Yes—being ISO‑standard CNMG (120408) the insert mates with holders designed for CNMG‑type inserts, provided form, thickness (4.76 mm), free angle and clamping style are matched. What advantages does the PVD coating provide? The PVD coating on the AH6225 grade improves wear resistance and reduces built‑up edge formation during stainless‑steel turning, which supports longer tool life and steadier process performance. Can this insert be used for internal and external turning? Yes; the rhombic CNMG geometry and double‑sided chipbreaker make the insert suitable for both external and internal turning applications when the correct holder and cutting parameters are selected. 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 120408 AH6225 Wendeplatten - Tungaloy
Take advantage of a truly ISO‑compliant turning solution: the combination of a PVD‑coated carbide grade and a 0.8 mm nose radius delivers a sharp yet robust cutting edge for medium machining of stainless steel. Order the insert directly via Metav Werkzeuge or consult the technical team for application advice. CNMG 120408 AH6225 Tungaloy turning insert — PVD‑coated carbide, rhombic 80° geometry CNMG120408 AH6225 Tungaloy turning insert designed for ISO‑standard external and internal turning, offering a stable cutting edge for medium machining tasks PVD‑coated carbide for stainless steel ISO CNMG 120408 rhombic geometry 0.8 mm nose radius for improved profile control Double‑sided chipbreaker with cylindrical hole Consistent fit and predictable mounting reduce set‑up time The ISO CNMG 120408 geometry ensures compatibility across the established holder ecosystem; fit is determined by plate form, 0° relief, tolerance class, fastening type, size and thickness. This predictable interface minimises set‑up time and simplifies tool management in serial production. Compatibility means fewer adapter checks and reduced risk of mis‑mounting, while the rhombic form supports both external and internal turning tasks with repeatable positioning and mechanical stability. Sharper, more reliable cutting on stainless steel The AH6225 grade is a PVD‑coated carbide designed as a universal solution for stainless steel, combining a sharp cutting edge with structural stability under varying conditions. The double‑sided chipbreaker supports consistent chip control during medium cutting, and the 0.8 mm nose radius balances edge strength with detailed profile generation. PVD coating improves wear resistance and reduces built‑up edge, so surface finish and tool life are maintained even when machining stainless alloys that are prone to work‑hardening. System advantages for efficient workshop integration A complete system approach — insert, matching external holder or boring bar, pad/clamp and replacement screws — delivers operational benefits: quick indexability of double‑sided inserts, secure clamping via the central cylindrical hole, and consistent cutting height thanks to the 4.76 mm plate thickness. The 80° included angle and rhombic plate shape support stable cutting forces and straightforward access to part geometry. Together, these elements reduce downtime, simplify spare‑part stocking and contribute to a more productive machining cycle. Contact Metav Werkzeuge for application support and stock availability of Tungaloy CNMG120408 AH6225 turning inserts — expert advice and prompt supply from Metav Werkzeuge are available by phone or email. Technical data Article number: 6946898 Manufacturer SKU: TUN6946898 Model series: ISO‑Drehwendeschneidplatten Material: Hartmetall Manufacturer article number: 6946898 Facts Plate size: 12 mm Plate thickness: 4.76 mm Nose radius: 0.8 mm Relief angle: 0° Included angle: 80° Special features PVD‑coated carbide (AH6225) Double‑sided chipbreaker Rhombic plate with cylindrical hole ISO‑standard insert for external and internal turning Compatible with holders by form, relief angle, tolerance, fastening, size and thickness FAQ Is this insert suitable for machining stainless steels? The CNMG120408 AH6225 Tungaloy turning insert is specifically produced for stainless steel and offers a PVD‑coated carbide grade that provides a sharp yet stable cutting edge for medium cutting conditions. Which holders work with the CNMG120408 geometry? Compatibility depends on holder form, relief angle, tolerance class, fastening method, plate size and thickness; holders designed for CNMG inserts will accept the CNMG120408 AH6225 with the correct clamp or screw system. Can the insert be indexed to a second cutting edge? Yes, the double‑sided design permits indexing to a fresh edge, allowing two usable cutting edges per orientation and improving overall tool economy for the CNMG120408 AH6225 insert. What benefits does the AH6225 PVD coating provide? The AH6225 PVD coating enhances wear resistance and reduces built‑up edge when machining stainless steel, helping to maintain surface finish and extend insert life under variable cutting conditions. What are the key geometric data to consider when selecting this insert? Relevant data are the rhombic ISO CNMG shape, 12 mm plate size, 4.76 mm thickness, 0.8 mm nose radius and the central cylindrical hole for clamp fixation, all of which influence holder choice and cutting stability. 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 120408 AH6225 Wendeplatten - Tungaloy
Benefit from a combination of PVD‑coated carbide AH6225, ISO‑compliant geometry and a reliable double‑sided chipbreaker for consistent turning performance. Order the insert directly via Metav Werkzeuge or consult our specialists for application advice. CNMG 120408 AH6225 — ISO turning insert for turning, PVD‑coated carbide, 80° geometry — Tungaloy CNMG120408 AH6225 is an ISO‑standard rhombic indexable insert designed for external and internal turning, featuring a 0° clearance angle and a cylindrical hole for secure clamping in compatible holders. ISO‑standard rhombic shape, 80° cutting geometry PVD‑coated AH6225 for stainless steel machining Double‑sided chipbreaker for reliable chip control 0.8 mm corner radius for improved surface finish Higher productivity from a universal PVD grade The PVD‑coated AH6225 grade is engineered as a universal solution for machining stainless steels, offering a balance between a sharp cutting edge and the robustness required for medium cutting conditions. This combination helps to reduce machining interruptions and maintain dimensional stability across variable batches. The coating enhances wear resistance and adhesion control, which translates into longer edge life and fewer insert changes, supporting a more continuous production flow. Predictable results through precise geometry and compatibility The rhombic CNMG shape with an 80° cutting geometry and 0° clearance delivers stable cutting forces and accessible chip evacuation for both external and internal turning applications. The ISO designation and standardised form mean that compatibility with holders is determined by the insert’s shape, clearance angle, tolerance class, fastening method, size and thickness. This predictability simplifies tooling decisions and reduces set‑up time, enabling repeatable part quality and reliable process planning when using the same holder and clamping components. Practical handling and system benefits for workshop efficiency Featuring a double‑sided chipbreaker and a 0.8 mm corner radius, the insert supports controlled chip formation and a better surface finish on finished components. The indexable design, together with a 4.76 mm plate thickness and a cylindrical centre hole, allows straightforward clamping in standard external holders or boring bars. As part of an ISO insert system — the insert, holder, shim/clamp set and replacement screws — inventory management is simplified and exchangeovers are fast, reducing downtime and supporting consistent throughput in batch or single‑piece production. For reliable stainless steel turning with Tungaloy’s AH6225 grade, contact Metav Werkzeuge for application guidance and availability via info@metav-werkzeuge.com or call +49 2822 7131930 Technical Data Article number: 6796300 SKU: 6796300-Tungaloy Manufacturer SKU: TUN6796300 Type designation: CNMG120408 Facts Corner radius: 0.8 mm Insert size: 12 mm Plate thickness: 4.76 mm Cutting angle: 80° Clearance angle: 0° ISO code: 120408 Special features PVD‑coated carbide (AH6225) Double‑sided chipbreaker Rhombic plate form Cylindrical centre hole For external and internal turning ISO‑standard indexable insert series FAQ Is this insert suitable for machining stainless steels? Yes. The CNMG120408 AH6225 is a PVD‑coated carbide grade formulated as a universal solution for stainless steels, combining a sharp edge with stable wear resistance for medium‑duty turning. What holders are compatible with this insert? Compatibility depends on the holder’s form, clearance angle, tolerance class, fastening type, size and thickness; the insert fits ISO‑standard holders designed for CNMG‑type inserts and an 80° geometry. How does the double‑sided chipbreaker affect performance? The double‑sided chipbreaker provides reliable chip control and consistent surface finish, enabling both economical use of the indexable insert and predictable chip behaviour in varying cutting conditions. Can the insert be used for internal turning / boring operations? Yes. The rhombic geometry and secure clamping via the cylindrical centre hole make this insert suitable for both external turning and internal operations when mounted in appropriate boring bars. What are the key dimensions to check before ordering? Verify the ISO code (120408), corner radius (0.8 mm), plate thickness (4.76 mm) and the 80° cutting geometry to ensure correct fit with the chosen 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 120408 AH6225 Wendeplatten - Tungaloy
Benefit from the combination of PVD-coated AH6225 carbide and the CNMG geometry for stable, repeatable results in turning; order the insert directly via Metav Werkzeuge or consult our specialists for application-specific selection. CNMG 120408 AH6225 — Turning insert by Tungaloy (ISO turning insert) CNMG120408 AH6225 Tungaloy-Wendeplatte is a PVD-coated indexable insert for general turning applications, optimised for rostfreier Stahl and medium machining. PVD-coated carbide grade AH6225 Optimised for rostfreier Stahl machining Rhomboid CNMG form, 80° included angle Double-sided chipbreaker for reliable chips High-precision performance for demanding turning tasks The insert delivers a balance of a sharp, stable cutting edge and wear resistance thanks to its PVD-coated carbide grade AH6225. This combination is designed to maintain cutting-edge integrity under variable cutting conditions, which translates into consistent part quality and reduced rework. For operations on rostfreier Stahl, the coating and substrate interaction reduces built-up edge and supports predictable flank wear, enabling longer tool life in medium-duty turning. Designed to fit standard ISO holders and secure clamping systems The CNMG120408 geometry follows ISO norms, ensuring straightforward compatibility with holders that match in form, clearance, tolerance class, fastening method, size and thickness. The rhomboid form with an 80° included angle offers versatility for both external and internal turning profiles. The insert’s cylindrical hole and standard dimensions simplify replacement and indexing, reducing machine downtime and easing inventory management for production environments. Operational advantages and economical machining A double-sided chipbreaker and the grade’s stability support reliable chip control and repeatable surface finishes during medium machining. The insert’s 0.8 mm corner radius offers a compromise between edge strength and surface finish, while the plate thickness of 4.76 mm contributes to rigidity in interrupted cuts. Together, these characteristics promote productive machining cycles, predictable tool life and a favourable cost-per-part ratio for series production. For tailored advice on using the Tungaloy CNMG120408 AH6225 insert in specific rostfreier Stahl applications, and for ordering via Metav Werkzeuge contact info@metav-werkzeuge.com or call +49 2822 7131930 Technical data Article number: 6903158 Manufacturer article number: 6903158 Supplier SKU: 6903158-Tungaloy Manufacturer SKU: TUN6903158 Numbers / Core data Geometry designation: 120408 Corner radius: 0.8 mm Plate thickness: 4.76 mm Inscribed circle / size: 12 mm Included angle: 80° Clearance angle: 0° Special features Material: Carbide Coating / grade: PVD, AH6225 Series: ISO turning indexable inserts Shape: Rhomboid (CNMG) Hole: with hole, cylindrical hole Chipbreaker: double-sided Application: Turning (external and internal) FAQ What materials is this insert suitable for? The CNMG120408 AH6225 insert is optimised for rostfreier Stahl but the AH6225 grade and PVD coating also perform well across a range of steels in medium machining. How does the coating improve performance? The PVD-coated finish on the AH6225 grade enhances wear resistance and reduces adhesion on the cutting edge, which improves consistency and edge life during turning operations with rostfreier Stahl. Is the insert reversible or single-sided? This CNMG insert features a double-sided chipbreaker, allowing indexing to additional cutting edges for extended usability and economical operation. Which holder characteristics determine compatibility? Compatibility depends on holder form, clearance (0° free angle in this insert), tolerance class, fastening method, size and thickness; the ISO CNMG format ensures broad suitability with standard holders. What surface quality can be expected with a 0.8 mm corner radius? A 0.8 mm corner radius balances edge strength and finish quality, delivering reliable surface results for medium machining without excessive tool stress. 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 120408 AH6225 Wendeplatten - Tungaloy
Combining the PVD-coated AH6225 carbide grade with an 80° rhombic geometry and a 0.8 mm corner radius, this insert offers a balanced combination of edge sharpness and stability for medium turning tasks on stainless steels; order the part directly via Metav Werkzeuge or consult their specialists for holder compatibility and delivery options. CNMG120408 AH6225 indexable turning insert for turning — Tungaloy The CNMG120408 AH6225 is an ISO-format rhombic insert engineered for external and internal turning operations, optimised for reliable performance on stainless steels and varying workpiece conditions. PVD-coated carbide for stainless steels 80° rhombic geometry for versatile turning Double-sided insert with cylindrical hole 0.8 mm corner radius for fine finishing Stable cutting edge for consistent medium-duty turning The PVD-coated AH6225 carbide composition provides a sharp yet robust cutting edge, designed to cope with the tendency of stainless steels to work-harden. The coating improves wear resistance and reduces built-up edge formation, so tool life is extended under fluctuating cutting conditions. As an ISO-format rhombic insert, the component benefits from a widely supported geometry that is compatible with many clamping systems; compatibility is determined by geometry, relief angle, tolerance class, fastening method, size and thickness. This results in reproducible machining quality and fewer unplanned tool changes during production runs. System compatibility and secure clamping for reliable setup Supplied as an ISO-standard insert with a cylindrical hole, the part is intended for use with a matching external holder or boring bar plus support shim and replacement screws. Fixing is achieved through the central hole and the appropriate clamping assembly, ensuring positional repeatability and stable cutting conditions. The insert is double-sided, enabling economical indexation and reduced tooling costs per cutting edge. The ISO designation eases selection within existing tool systems and allows the insert to be integrated into established setups with predictable clearance and tolerance behaviour. Practical machining advantages and application guidance The 80° angle and 0.8 mm corner radius produce a geometry that balances strength and surface finish—suitable for general turning tasks where a fine surface is required without sacrificing edge life. The double-sided chipbreaker supports consistent chip formation across variable depths of cut; for heavily interrupted cuts or poor rigidity, a more robust chipbreaker and larger radius may be chosen. Feed, speed and coolant strategy should be adjusted to material condition and machine stability; if machining parameters or holder compatibility are uncertain, technical advice is available to select the optimal chipformer and cutting data for a smooth process. For specific advice on integrating this Tungaloy insert into existing turning systems or to check stock and delivery, contact Metav Werkzeuge for a tailored recommendation and technical consultation. Technical Data Article number: 6796304 SKU: 6796304-Tungaloy Manufacturer SKU: TUN6796304 Manufacturer: Tungaloy Model series: ISO turning indexable inserts Designation: CNMG120408 Facts Insert size: 12 mm Thickness: 4.76 mm Corner radius: 0.8 mm Relief angle: 0° Principal angle: 80° Mounting hole: with hole (cylindrical) Special features Material: carbide Coating / grade: AH6225, PVD-coated Shape: rhombic Chipbreaker: double-sided Typical application: turning (external and internal) Compatibility: ISO-format — holder fit depends on form, clearance, tolerance, fastening, size and thickness FAQ Which materials is this insert best suited for? The CNMG120408 AH6225 insert is optimised for machining stainless steels; the AH6225 PVD-coated carbide grade provides a balance of edge sharpness and wear resistance for medium cutting tasks. Is this insert indexable on both sides? Yes, the component is double-sided, permitting indexation to the second cutting edge and improving cost-efficiency per edge. How is the insert fixed in the holder? Fixing is realised via the cylindrical hole and an appropriate clamping assembly; correct seating depends on the holder form, tolerance class and fastening method. What does the AH6225 designation indicate? AH6225 denotes a PVD-coated carbide grade tuned for process stability and controlled chip formation when turning stainless steels under varying conditions. Can this insert be used for internal turning as well as external? Yes, the ISO-format rhombic geometry and 80° principal angle make the insert suitable for both external and internal turning, provided the holder and tool overhang allow adequate rigidity. 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 120408 AH6225 Wendeplatten - Tungaloy
Benefit from the combination of a PVD-coated carbide grade for reliable performance, a rhombic 80° geometry for stable cutting and an integrated double-sided chipbreaker for controlled chip flow; order the insert directly via Metav Werkzeuge or consult the specialists if further advice is required. CNMG120408 AH6225 Tungaloy indexable insert for turning — PVD-coated, 80° rhombic The CNMG120408 AH6225 is an ISO rhombic indexable insert developed for medium turning operations on stainless steels, offering a sharp yet robust cutting edge for varied machining conditions PVD-coated universal grade AH6225 For stainless-steel turning Rhombic 80° geometry with 0.8 mm radius Double-sided chipbreaker, reversible insert Consistent cutting for stainless-steel turning The insert is a PVD-coated carbide design in the AH6225 grade, optimised to balance a sharp, stable cutting edge with wear resistance for demanding applications on stainless steels. The rhombic form with an 80° lead angle provides a compromise between edge strength and accessibility for profiling and general turning tasks; this geometry reduces vibration and supports consistent dimensional results. The built-in chipbreaker promotes predictable chip formation, which simplifies evacuation in automatic and manual setups and lowers the risk of chip re-cutting during interrupted cuts. Extend tool life and ensure process stability A PVD-coated surface enhances abrasive wear resistance and contributes to longer tool life, particularly under fluctuating conditions typical of stainless-steel machining. The coating stabilises the cutting edge, improving process stability and reducing the need for frequent indexings. The modest 0.8 mm radius helps maintain edge robustness while still allowing acceptable surface finish on medium feeds. Together these attributes reduce downtime and support higher productivity through fewer tool changes and more consistent part quality. Easy integration into ISO tooling systems Designed as an ISO-conforming indexable insert, the component fits standard holders when shape, clearance, tolerance class, clamping and thickness are matched. The ISO standard compatibility and the rhombic plate form make replacement and stocking straightforward across common toolholders. The 4.76 mm thickness and the cylindrical hole ensure secure clamping and repeatable seating, minimising setup time and promoting reproducible cutting conditions in batch production. This configuration supports efficient tool management and predictable machining results across diverse turning tasks. For availability and application advice on Tungaloy PVD-coated inserts, contact Metav Werkzeuge at info@metav-werkzeuge.com or +49 2822 7131930 for personalised support Technical Data Article number: 6796302 Manufacturer SKU: TUN6796302 Model series: ISO-Drehwendeschneidplatten Product name: CNMG120408 AH6225 Tungaloy indexable insert Material: Carbide Grade/coating: AH6225 Core data Angle: 80° Radius: 0.8 mm Thickness: 4.76 mm Size: 12 Relief angle: 0° Hole: with cylindrical hole Special features PVD-coated carbide (AH6225) Rhombic plate form Double-sided chipbreaker, reversible insert ISO-conforming turning insert Suitable for stainless steels Cylindrical hole for secure clamping FAQ What materials is this insert intended for? The CNMG120408 AH6225 insert from Tungaloy is primarily intended for machining stainless steels, with the AH6225 grade offering a good balance of edge life and versatility. What does the AH6225 designation indicate? AH6225 denotes a PVD-coated carbide grade engineered for universal use on rostfreie Stähle, optimised for a stable cutting edge and medium machining conditions. How does the rhombic 80° geometry affect cutting performance? An 80° rhombic geometry increases edge strength while maintaining access for external and internal turning; it supports reduced vibration and improved surface quality in general-purpose turning. Is the insert reversible or indexable? Yes, the insert features a double-sided chipbreaker, making it reversible and enabling multiple indexings to extend usable life before replacement. How is compatibility with toolholders ensured? Compatibility is governed by ISO form, clearance (relief) angle, tolerance class, clamping method, size and thickness; the CNMG120408 conforms to ISO standards and uses a cylindrical hole for standard clamping systems. 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 120408 AH6225 Wendeplatten - Tungaloy
Take advantage of a universally applicable, PVD-coated cemented carbide grade that combines a sharp, stable cutting edge with ISO conformity for reliable turning results; order the insert directly via Metav Werkzeuge or ask the consultants for application-specific guidance. CNMG 120408 AH6225 Tungaloy Turning Insert — PVD-coated cemented carbide, 80° rhombic CNMG 120408 AH6225 Tungaloy Turning Insert is an ISO-form insert designed for external and internal turning, offering a combination of durability and edge stability for medium machining of stainless steels ISO CNMG120408 rhombic plate PVD-coated cemented carbide AH6225 Double-sided chipbreaker, with cylindrical hole 0.8 mm nose radius for medium turning Reliable cutting performance for stainless steels The AH6225 grade is a PVD-coated cemented carbide designed as a universal solution for stainless steels, delivering a balance between edge sharpness and toughness. The coated microstructure reduces adhesion tendencies common when machining corrosion-resistant alloys, which helps maintain cutting-edge integrity under varying cutting conditions. Conformity to ISO geometry ensures predictable fitment and interchangeability with standard toolholders, simplifying inventory and reducing set-up time. This results-oriented design supports consistent surface finish and process stability across batch and single-part production. Improved chip control and stable seating for productive turning A double-sided chipbreaker combined with a cylindrical hole and standard fixing format enhances chip control and improves clamping stability in the toolholder. The rhombic plate form with an 80° included angle and a 0° clearance specification yields robust engagement during facing and external turning, while the 0.8 mm nose radius enables a reliable compromise between surface quality and material removal rate. These geometric choices contribute to lower vibration, reduced tool wear and longer useful life, translating into measurable productivity gains on the shop floor. Clear guidance for selection and system compatibility Compatibility of the insert with a holder depends on geometry, clearance angle, tolerance class, fixing, size and thickness; the ISO designation and plate dimensions allow straightforward matching to common external holders and boring bars. The insert is suitable for both external and internal turning operations when combined with an appropriate clamping plate, backing pad and screw set. For mixed production environments where material and stability vary, the AH6225 grade offers process reliability and repeatable results. For additional application advice or cutting-parameter recommendations, consult Metav Werkzeuge’s technical advisers who can help specify the correct chipbreaker and holder combination. Contact Metav Werkzeuge for tailored tooling recommendations and availability of the CNMG120408 AH6225 insert; technical consultants are available to advise on holder compatibility and cutting parameters Technical Data Article number: 6946856 SKU: 6946856-Tungaloy Manufacturer SKU: TUN6946856 Model series: ISO-Drehwendeschneidplatten Material: Hartmetall Manufacturer: Tungaloy Facts ISO designation: 120408 Plate size: 12 mm Plate thickness: 4.76 mm Angle: 80° Clearance angle: 0° Nose radius: 0.8 mm Special features Grade: AH6225 (PVD-coated) Plate shape: rhombic Hole: with cylindrical hole Chipbreaker: double-sided Application: Turning Compatibility determined by form, clearance, tolerance, fixing, size and thickness FAQ Which materials is this insert best suited for? The AH6225 grade is intended as a universal solution for machining stainless steels; the CNMG 120408 AH6225 Tungaloy turning insert (SKU 6946856-Tungaloy) performs well under medium cutting conditions and variable material batches. Can the insert be indexed to use both edges? Yes, the insert features a double-sided chipbreaker design that allows indexing to a fresh cutting edge, extending the effective service life of the insert. How does the geometry affect holder compatibility? Compatibility depends on plate form, clearance angle, tolerance class, fixing style, size and thickness; the ISO CNMG120408 designation streamlines matching to standard ISO holders and clamping systems. What surface finish and applications are recommended with a 0.8 mm nose radius? A 0.8 mm radius offers a balance between finish and material removal rate, suitable for medium turning where modest surface quality and stable cutting are required. Is the coating beneficial for wear resistance? The PVD coating on the AH6225 grade increases wear resistance and reduces built-up edge formation when machining stainless steels, resulting in more consistent tool life and process reliability. 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 120408 AH6225 Wendeplatten - Tungaloy
Take advantage of the combination of a PVD-coated carbide grade (AH6225), a CNMG120408 80° geometry and a double-sided chipbreaker for consistent machining of stainless steels; order the CNMG120408 AH6225 insert directly via Metav Werkzeuge or ask our consultants if needed CNMG 120408 AH6225 – Indexable Turning Insert by Tungaloy (for Turning) CNMG120408 AH6225 Tungaloy insert is an ISO‑standard indexable turning insert designed for external and internal turning operations, optimised for machining stainless steels with a sharp yet stable cutting edge ISO CNMG120408 rhombic, 80° cutting angle PVD-coated carbide AH6225 for stainless steels Double-sided chipbreaker with stable edge Cylindrical hole for standard ISO holder compatibility Consistent performance from the AH6225 PVD-coated grade The AH6225 grade is a PVD‑coated carbide developed for universal use on stainless steels, offering a balance between sharpness and edge stability for medium machining and variable conditions. The PVD coating reduces adhesion and improves thermal resistance, which helps to avoid workhardening and built‑up edge when cutting alloyed and austenitic stainless steels. For practical decision making: the coated substrate supplies longer tool life under interrupted cuts, while the coated surface improves finish quality without sacrificing economy. Reliable geometry and fit for ISO systems Built to the ISO designation CNMG120408, the insert uses a rhombic 80° cutting angle and a corner radius of 0.8 mm, providing predictable contact conditions and accessible cutting directions for both external and internal turning. The 0° clearance and a thickness of 4.76 mm ensure secure clamping and repeatable positioning. Compatibility with a holder depends on form, relief angle, tolerance class, fixing method, size and thickness—selecting the matching ISO holder and shim set ensures correct seating and stable tool life. Improved chip control and process stability The double‑sided chipbreaker is designed for balanced chip formation during typical turning cycles, reducing the risk of long, stringy chips and improving swarf evacuation. Good chip control minimises interruptions and cleaning, which contributes to higher production uptime. Where material adhesion is an issue, the combination of a thin PVD film and the chipbreaker geometry stabilises the cutting edge, so fewer unscheduled tool changes are required and process repeatability is increased. Practical system integration and economical use Integration into the machining system requires a suitable ISO external holder or boring bar, a matching shim or clamp set and replacement screws—this complete setup enables quick index changes and keeps assembly time low. The two usable cutting edges per side help to spread cost over more edges, supporting a favourable cost‑benefit ratio in high‑mix small‑batch production. The indexable insert concept reduces inventory complexity and simplifies reconditioning compared with brazed tooling solutions. For technical advice or availability on the Tungaloy CNMG120408 AH6225 insert, contact Metav Werkzeuge for product matching and ordering assistance Technical data Article number: 6946661 SKU: 6946661-Tungaloy Manufacturer SKU: TUN6946661 Model series: ISO‑indexable turning inserts Facts Size: 12 mm Thickness: 4.76 mm Corner radius: 0.8 mm Cutting angle: 80° Clearance angle: 0° Special features Material: carbide Coating: PVD Grade: AH6225 Shape: rhombic (CNMG) Hole: with cylindrical hole Chipbreaker: double‑sided Application: turning (external and internal) System: ISO indexable insert compatible FAQ How compatible is this insert with standard ISO holders? The CNMG120408 AH6225 insert is manufactured to ISO dimensions and fits standard CNMG holders when the holder matches form, relief angle, tolerance class, fixing style, size and thickness; confirm the clamping interface before use. Which materials is the AH6225 grade intended for? AH6225 is a universal PVD‑coated carbide grade optimised for stainless steels and provides a compromise between a sharp cutting edge and edge stability for medium cutting conditions. Can both sides of the insert be used? Yes, the insert is double‑sided with a chipbreaker on each side, allowing index changes to extend usable life and reduce tooling costs. What benefits does the PVD coating provide during turning? The PVD coating on this carbide insert improves thermal resistance and reduces adhesion, resulting in fewer occurrences of built‑up edge and a more consistent surface finish when machining stainless steels. 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 120408 AH6225 Wendeplatten - Tungaloy
Take advantage of the combination of a PVD‑coated AH6225 grade and a 0.8 mm corner radius for consistent performance in stainless‑steel turning; order the CNMG120408 AH6225 Tungaloy insert directly via Metav Werkzeuge or ask our consultants if needed. CNMG 120408 AH6225 CNMG Turning Insert by Tungaloy — PVD-coated carbide for stainless steel The CNMG120408 AH6225 is an ISO‑standard rhombic turning insert designed for external and internal turning operations on stainless steels, offering a balanced combination of a sharp, durable cutting edge and reliable chip control PVD-coated carbide grade AH6225 Optimised for stainless steel turning 0.8 mm corner radius for edge strength 80° rhombic geometry with central hole Consistent cutting performance with a PVD-coated carbide grade The PVD‑coated AH6225 grade delivers a compromise between sharpness and edge stability, making it suitable for stainless steel under medium cutting conditions. The coating reduces adhesion and wear on the cutting edge, which contributes to a steadier cutting action and improved surface finish. For process engineers seeking repeatable results, the combination of a wear‑resistant coating and a purpose‑built substrate reduces tool change frequency and supports predictable cycle times. ISO compatibility and secure seating for flexible setup Designed as an ISO CNMG120408 indexable plate, the insert is compatible with holders that match its form, relief angle, tolerance class, fixing method, size and thickness. The rhombic geometry with an 80° included angle, cylindrical central hole and 4.76 mm thickness ensures stable clamping and predictable engagement in external or internal turning. When assembled with the correct holder, shim or clamp set and fastening screws, the system provides the rigidity required to exploit the insert’s geometry and coating benefits. Efficient chip control and economical re‑indexing The insert’s double‑sided chipbreaker layout allows two usable edges per side, offering economical use of the carbide body and reduced tooling costs per part. The chipbreaker promotes controlled chip formation across varying cutting conditions, which lessens the likelihood of built‑up edge on stainless steels and supports uninterrupted production. Reindexing doubles serviceable edges and extends the overall life of the insert, contributing to lower tooling expenditure and less downtime for replacements. Practical selection advice for reliable results Choosing the correct chipbreaker and corner radius is crucial: the 0.8 mm corner radius offers a compromise between edge robustness and the ability to maintain a fine surface finish under moderate feeds. For marginally unstable set‑ups or interrupted cuts, select a more robust clamping arrangement and consider slightly reduced cutting parameters to preserve edge life. For further material or application matching—such as selecting cutters for different stainless grades or varying stability conditions—Metav Werkzeuge can provide tailored advice and application data. Contact Metav Werkzeuge today for ordering assistance or application support on Tungaloy CNMG120408 AH6225 inserts; reference SKU 6825095-Tungaloy or manufacturer SKU TUN6825095 — eMail: info@metav-werkzeuge.com | Tel: +49 2822 7131930 Technical data Article number: 6825095 Manufacturer SKU: TUN6825095 SKU: 6825095-Tungaloy Model series: ISO-Drehwendeschneidplatten Material: Carbide Facts Corner radius: 0.8 mm Insert designation: CNMG120408 Included angle: 80° Thickness: 4.76 mm Size: 12 Special features PVD‑coated grade AH6225 Universal for stainless steel Double‑sided chipbreaker Rhombic shape, cylindrical central hole Compatible with ISO holders; system requires shim/clamp and screws FAQ What materials is this insert intended for? The CNMG120408 AH6225 insert is specified for stainless steel machining; the PVD‑coated AH6225 grade is formulated to handle a wide range of stainless grades under medium cutting conditions. Is the insert compatible with standard CNMG holders? Compatibility is governed by form, relief angle, tolerance class, fixing, size and thickness; the CNMG120408 designation indicates ISO compatibility with matching CNMG‑style holders. How does the 0.8 mm corner radius affect performance? A 0.8 mm corner radius provides a robust cutting edge that increases resistance to chipping while still enabling a good surface finish in many turning applications. Can both sides of the insert be used? Yes, the insert features a double‑sided chipbreaker design enabling multiple usable edges and economical reindexing to extend service life. What is the correct reference for ordering? Order the CNMG120408 AH6225 Tungaloy insert using SKU 6825095‑Tungaloy or manufacturer SKU TUN6825095 for clear identification. 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 120408 AH6225 Wendeplatten - Tungaloy
Take advantage of the PVD-coated AH6225 grade and the 80° rhombic geometry for dependable medium turning of rostfreier Stahl; the double-sided chipbreaker and ISO format deliver consistent surface quality and cost-effective indexable performance. Order directly via Metav Werkzeuge or consult our specialists for optimisation and toolholder matching. CNMG 120408 AH6225 ISO turning insert by Tungaloy — PVD-coated carbide, 80° rhombic A CNMG 120408 AH6225 indexable insert designed for general-purpose turning, providing a sharp, stable cutting edge for medium machining of rostfreier Stahl and similar materials. ISO rhombic 80° geometry PVD-coated carbide AH6225 Universal for rostfreier Stahl turning Double-sided insert with cylindrical hole Consistent machining with a PVD-coated, stable cutting edge The combination of a PVD-coated carbide substrate and the AH6225 grade results in a cutting edge that balances sharpness with wear resistance. This balance reduces flank wear under varying conditions and extends effective tool life, which supports predictable cycle times and lower tooling costs. For shops processing rostfreier Stahl in mixed-batch production, the controlled performance of this insert contributes to repeatable surface finish and reduced rework, making it a pragmatic choice for medium-turning operations seeking stability and economy. Geometry that suits a wide range of turning tasks The 80° rhombic shape with a 0.8 mm corner radius and 0° clearance facilitates both external and internal turning while enabling comfortable approach angles on shoulders and profiles. The double-sided chipbreaker offers two usable cutting edges, improving indexable economy, and the ISO format ensures compatibility with standard holders when form, tolerance and fastening match. Together, these attributes provide flexible cutting behaviour and dependable chip control for varied part geometries without sacrificing process reliability. Easy integration into ISO-based tool systems Compatibility is determined by plate form, freestanding angle, tolerance class, fastening, size and thickness; this insert follows those ISO conventions for straightforward replacement and setup. The system comprises the ISO insert, a matching external holder or boring bar, shim/clamp set and replacement screws, which simplifies inventory and reduces downtime during changes. As an indexable insert, it enables quick edge changes and predictable cost per part, supporting lean production and efficient machining workflows. For practical application support on Tungaloy PVD-coated carbide inserts such as the CNMG 120408 AH6225, contact Metav Werkzeuge at info@metav-werkzeuge.com or call +49 2822 7131930 for tailored advice and holder recommendations Technical data Article number: 6946686-Tungaloy Manufacturer article number: 6946686 SKU manufacturer: TUN6946686 Model series: ISO-Drehwendeschneidplatten Material: Hartmetall Measurements & geometry Geometry angle: 80° Corner radius: 0.8 mm Plate thickness: 4.76 mm Plate size: 12 mm Clearance angle: 0° Features & compatibility Grade/coating: AH6225, PVD-coated carbide Plate form: rhombic Hole: with hole, cylindrical Chipbreaker: double-sided Application: Turning; compatibility per ISO form, clearance, tolerance, fastening, size and thickness FAQ Which materials is this insert suited for? The CNMG 120408 AH6225 insert is specified for general-purpose turning and is optimised for rostfreier Stahl; the PVD coating and AH6225 grade also permit use on a range of similar alloys under medium cutting conditions. How is the insert secured in the holder? The insert is provided with a cylindrical hole and is held in place according to ISO clamping practice; compatibility depends on holder form, freeness angle, tolerance class, fastening method, size and thickness. What performance benefit does the AH6225 grade provide? AH6225 is a universal PVD-coated carbide grade engineered for a sharp yet stable cutting edge, offering improved wear resistance and consistent surface finish in medium turning applications. What is the correct replacement part number for ordering? Order using article number 6946686-Tungaloy or the manufacturer reference 6946686; the manufacturer SKU is TUN6946686 for unambiguous identification. 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 120408 AH6235 Wendeplatten - Tungaloy
Take advantage of a robust combination of PVD-coated carbide and a double-sided chipbreaker for consistent, productive turning of stainless steels and interrupted cuts. Order directly via Metav Werkzeuge or contact the technical team for application advice and availability. CNMG 120408 AH6235 ISO turning insert for turning — Tungaloy A CNMG120408 AH6235 indexable insert designed for ISO-compliant external and internal turning, optimised for stainless-steel applications and interrupted cuts. PVD-coated carbide grade AH6235 Designed for stainless steel and interrupted cuts Double-sided chipbreaker for improved control ISO rhombic CNMG 120408 profile, 0° clearance Consistent cutting performance for stainless-steel turning The PVD-coated carbide composition of this indexable insert provides a balance between toughness and wear resistance, making it suitable for stainless steel machining where built-up edge and notch wear are common. The AH6235 grade is formulated to resist chipping in interrupted cuts and areas with elevated breakout risk, reducing scrap and stabilising cycle times. Selecting a grade with enhanced fracture resistance directly lowers the frequency of tool changes and helps maintain consistent surface finish on prismatic and cylindrical components. Improved chip control and process stability Equipped with a double-sided chipbreaker, the insert controls chip formation across varying feed rates and depths of cut, which reduces rework and machine stoppages. The rhombic geometry and the implemented chipbreaker promote predictable chip flow during both light finishing passes and heavier turning operations, lowering the risk of entanglement and tool damage. As a result, process reliability increases, contributing to shorter set-up times and more efficient production runs for batch and single-part manufacture. Clear compatibility and simple handling save set-up time Configured to ISO dimensions, the rhombic CNMG profile with 0° clearance and a 0.8 mm radius ensures compatibility with a wide range of external holders and boring bars when matching form, relief angle and tolerance class. The insert thickness of 4.76 mm and the central cylindrical hole permit secure clamping and straightforward indexation, simplifying inventory management and tool change routines. Using an ISO-standard insert streamlines procurement and makes it easier to match the correct insert to existing toolholders. Practical advantages and recommended applications This indexable insert is particularly effective for operations that combine external turning, face turning and light internal turning where stainless-steel alloys and interrupted cuts occur. The grade’s toughness supports applications with variable engagement and the PVD-coated surface enhances resistance to thermal softening, which can extend cutting life under typical shop-floor conditions. For jobs requiring consistent edge integrity, this option reduces unplanned downtime and supports higher first-pass yields. Choose the proven AH6235 grade from Tungaloy for dependable stainless-steel turning — contact Metav Werkzeuge for detailed application guidance and stock availability at info@metav-werkzeuge.com or call +49 2822 7131930 Technical Data Article number: 6892104 Manufacturer SKU: TUN6892104 SKU: 6892104-Tungaloy Series: ISO-Drehwendeschneidplatten Designation: CNMG120408 Grade: AH6235 Material: carbide Coating: PVD-coated Application: Turning Form: rhombic Hole: with hole Hole style: cylindrical hole Facts Size: 12 Thickness: 4.76 mm Corner radius: 0.8 mm Clearance angle: 0° Angle: 80° Special features Double-sided chipbreaker Suited to stainless steel machining Designed for interrupted cuts and higher breakout risk ISO-compliant indexable insert Central cylindrical hole for secure clamping FAQ What materials is this insert best suited for? The CNMG120408 AH6235 insert is formulated for stainless steel and performs well in interrupted cutting conditions where toughness is required. How does the chipbreaker affect machining? The double-sided chipbreaker on this insert improves chip formation and evacuation, enhancing process stability and reducing the likelihood of chip-related interruptions. Is this insert compatible with standard CNMG toolholders? Yes, the insert follows ISO CNMG dimensions and will fit holders designed for the 120408 profile when form, clearance and tolerance class are matched. What is the corner radius and how does it influence finish? The insert has a 0.8 mm corner radius, which helps achieve a balance between edge strength and surface finish, suitable for medium- to fine-turning operations. Can the AH6235 grade handle intermittent cuts? The AH6235 grade is specifically selected for increased fracture resistance, making it suitable for interrupted cuts and applications with elevated breakout risk. 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 120408 AH6235 Wendeplatten - Tungaloy
Benefit from the PVD‑coated AH6235 grade and the 0.8 mm corner radius for robust performance in stainless steel turning; the combination of wear resistance and a double‑sided chipbreaker supports process stability and predictable tool life. Order the CNMG120408 AH6235 indexable insert directly via Metav Werkzeuge or contact our advisors for compatibility checks. CNMG 120408 AH6235 – Indexable turning insert by Tungaloy (ISO CNMG120408, PVD‑coated) The CNMG120408 AH6235 is an ISO‑format indexable insert for general turning, engineered for interrupted cuts and applications on stainless steel where chip control and edge security are critical. ISO CNMG 120408 geometry PVD‑coated carbide grade AH6235 0.8 mm corner radius for robustness Double‑sided chipbreaker, cylindrical hole Stable cutting performance for stainless steel applications The insert is produced from cemented carbide and finished with a PVD coating, which together provide improved resistance to built‑up edge and abrasive wear when machining stainless steel. The AH6235 grade is a tougher variant designed specifically for interrupted cuts and applications with elevated breakout risk; this results in a more reliable cutting edge under variable engagement. The beneficial outcome is a reduction in unexpected edge chipping and fewer index‑and‑replace events, which supports consistent component quality and predictable machining cycles. Geometry and clamping that simplify toolholder selection The ISO CNMG120408 geometry, rhombic plate form and cylindrical hole enable straightforward compatibility with standard CNMG external holders and boring bars. The insert’s 0° rake angle and 80° approach angle are widely supported by commercial holders, while the 4.76 mm plate thickness and 12 mm inscribed circle are typical dimensions in the ISO series. These characteristics make it easier to match the insert to an existing toolset without complex reconfiguration, reducing setup time and helping maintain concentricity and repeatability in serial production. Chip control and productivity on the shop floor A double‑sided chipbreaker provides two cutting edges per index, doubling useful life before disposal and lowering per‑part tooling cost. The chipbreaker geometry is optimised for controlled swarf flow during turning operations, decreasing the likelihood of entanglement and improving surface finish consistency. For operations where tool change time and machine uptime matter, this insert contributes to higher net productivity and reduced secondary handling of components. For technical compatibility checks, holder matching or ordering assistance contact Metav Werkzeuge—phone +49 2822 7131930 or email info@metav-werkzeuge.com Technical data Article number: 6879025 Manufacturer SKU: TUN6879025 Model series: ISO turning indexable inserts Material: cemented carbide Core specifications Corner radius: 0.8 mm Approach angle: 80° Plate thickness: 4.76 mm Inscribed circle: 12 mm Design & special features ISO designation CNMG120408 Grade/coating: AH6235, PVD‑coated Plate form: rhombic Hole style: cylindrical hole Chipbreaker: double‑sided Application: turning; suited to interrupted cuts and stainless steel FAQ What materials is this insert best suited for? The CNMG120408 AH6235 insert is formulated for stainless steel machining and performs well in interrupted cuts and conditions with increased breakout risk. How many usable edges does the insert provide? With a double‑sided chipbreaker and rhombic form, the insert provides multiple indexable edges—two usable sides per face—extending effective service life before replacement. Which holders are compatible with CNMG120408 geometry? Standard CNMG external turning holders and compatible boring bars that accept ISO CNMG inserts and a 12 mm inscribed circle are suitable; confirm form, clearance and clamping style for optimal fit. Does the AH6235 grade require special cutting data? AH6235 is a tougher PVD‑coated carbide grade aimed at improved edge security; recommended cutting parameters are typically similar to other PVD grades for stainless steel but should be validated on the specific machine and material to balance tool life and productivity. 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 120408 AH6235 Wendeplatten - Tungaloy
Combining durable PVD coating and a robust 0.8 mm corner radius, this ISO indexable insert delivers reliable performance when turning rostfreier Stahl and handling interrupted cuts. Benefit from stable chip control and long tool life — order the CNMG120408 AH6235 Tungaloy insert via Metav Werkzeuge or contact our consultants for tailored machining advice. CNMG 120408 AH6235 — Tungaloy ISO turning insert, PVD-coated, 0.8 mm radius A CNMG 120408 AH6235 indexable insert for ISO-standard turning, optimised for machining rostfreier Stahl and applications with elevated risk of edge breakouts. PVD-coated AH6235 grade for rostfreier Stahl Rhombic CNMG120408 with 80° cutting angle Double-sided chipbreaker for consistent chips Cylindrical hole, 0° clearance, 0.8 mm corner radius Boosted productivity from coating and grade The PVD-coated AH6235 grade combines toughness with wear resistance to extend tool life in demanding turning operations. Designed for rostfreier Stahl, the tougher substrate reduces the tendency for edge chipping during interrupted cuts. This means fewer insert changes, more uptime and a measurable increase in machining throughput. The carbide base provides the mechanical strength required for higher feed rates while the coating preserves edge integrity under heat and abrasion. Predictable chip control for safer turning A well-matched chipbreaker is essential for process security. The double-sided chipbreaker on this rhombic insert creates short, controllable chips that evacuate reliably from the cutting zone, lowering the risk of built-up edge and improving surface quality. For operations where chip shape and removal affect cycle time and tool life, the engineered chip control reduces interruptions and helps maintain consistent part tolerances. Easy integration into ISO tool systems The insert conforms to ISO form and sizing, so compatibility with appropriate holders is achieved by matching form, relief angle, tolerance class, clamp method, size and thickness. The rhombic geometry with an 80° cutting angle and a 0° clearance angle is suitable for a wide range of external and internal turning tasks. The presence of a cylindrical hole simplifies secure clamping and repeatable indexability, supporting predictable set-up and reduced changeover time. Geometry choices that balance strength and finish A 0.8 mm corner radius is a practical compromise between cutting-edge strength and surface finish: it increases edge robustness for interrupted machining while still enabling acceptable workpiece roughness. The 4.76 mm plate thickness and 12 mm insert size deliver the rigidity required for stable cuts. Select this geometry when the process demands resistance to edge fracture without sacrificing control over dimensional accuracy and surface quality. Contact Metav Werkzeuge today for application-specific recommendations and to arrange supply of the Tungaloy CNMG120408 AH6235 insert — email info@metav-werkzeuge.com or call +49 2822 7131930 for fast technical support and ordering guidance Technical Data Article number: 6879532 SKU: 6879532-Tungaloy Manufacturer SKU: TUN6879532 Model series: ISO indexable turning inserts Type designation: CNMG120408 Grade / coating: AH6235 (PVD) Material: carbide (Hartmetall) Application: Turning Core data Corner radius: 0.8 mm Insert size: 12 mm Thickness: 4.76 mm Cutting angle: 80° Clearance angle: 0° Hole type: cylindrical Double-sided chipbreaker: yes Special features Rhombic insert geometry Suitable for rostfreier Stahl and interrupted cuts ISO-compatible clamping and indexing PVD coating for improved wear resistance Double-sided use for economical indexing FAQ What materials is this insert best suited for? The CNMG120408 AH6235 Tungaloy indexable insert is optimised for machining rostfreier Stahl and performs well in operations with interrupted cuts or increased breakout risk. How does the AH6235 grade affect tool life? The PVD-coated AH6235 grade on this insert enhances wear resistance while retaining toughness, resulting in longer tool life and fewer indexing cycles under typical turning conditions. Is the insert compatible with standard holders? Yes. The CNMG120408 form and dimensions conform to ISO standards; compatibility depends on matching holder form, clearance angle, tolerance class, fastening method, size and thickness. What advantage does the 0.8 mm corner radius provide? A 0.8 mm corner radius increases edge strength for interrupted machining and broken edges while still allowing acceptable surface finish and dimensional control in turning applications. Can the insert be used both sides to economise tooling? The double-sided chipbreaker and indexable design allow reversal and re-use, offering cost efficiency through multiple cutting edges per 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 120408 AH6235 Wendeplatten - Tungaloy
Take advantage of a PVD-coated carbide grade that improves edge robustness and enables stable machining of stainless steel; combine this with the ISO 80° rhombic geometry for reliable chip control and consistent productivity. Order the insert directly via Metav Werkzeuge or consult our specialists for application-specific recommendations. CNMG120408 AH6235 Tungaloy turning insert — PVD-coated carbide, 80° rhombic for turning CNMG120408 AH6235 Tungaloy turning insert is an ISO‑standard rhombic insert designed for external and internal turning applications and for operations with elevated breakout risk CNMG120408 ISO rhombic insert, 80° geometry PVD-coated carbide AH6235 for stainless steel Double-sided chipbreaker for interrupted cuts Cylindrical central hole for secure clamping High process reliability through robust grade and coating The combination of a PVD-coated surface and a tough carbide substrate gives the insert enhanced edge strength and wear resistance. This construction reduces flank wear and supports longer tool life under intermittent loading, which translates into fewer tool changes and improved machine utilisation. The AH6235 grade is developed specifically for demanding conditions, offering a balance between toughness and wear resistance that benefits batch production and mixed‑material runs. Stable cutting in interrupted cuts and stainless steel A double-sided chipbreaker paired with an 80° geometry ensures controlled chip formation and helps prevent edge chipping during interrupted cuts. The insert is particularly suited for machining stainless steel, where toughness and work hardening can challenge conventional grades. The modest clearance angle of 0° increases radial support at the cutting edge, improving stability when facing heavy engagement or variable cutting conditions. ISO compatibility and secure clamping for efficient workshop use The insert conforms to ISO standards for form and size, facilitating replacement and inventory management across compatible holders. The cylindrical central hole and standard thickness (4.76 mm) ensure consistent seating and clamping with conventional insert systems; compatibility depends on holder form, tolerance class, fastening type, size and thickness. Using standardised components simplifies tool set‑up, reduces downtime and supports predictable process planning. For tailored advice on the Tungaloy CNMG120408 AH6235 turning insert and application‑specific recommendations, contact Metav Werkzeuge at info@metav-werkzeuge.com or call +49 2822 7131930. Technical Data Article number: 6881002 SKU: 6881002-Tungaloy Manufacturer SKU: TUN6881002 Model series: ISO turning inserts Designation: CNMG120408 AH6235 Material: Carbide (Hartmetall) Grade/coating: AH6235, PVD-coated Data Insert size: 12 mm Thickness: 4.76 mm Corner radius: 0.8 mm Clearance angle: 0° Geometry angle: 80° Hole: with hole (cylindrical) Special features ISO rhombic insert, reversible design Double-sided chipbreaker Suited for stainless steel and interrupted cuts Cylindrical central hole for secure seating PVD coating for improved edge life System components: insert, holder, shim/clamp, screws FAQ Is this insert suitable for stainless steel? Yes. The CNMG120408 AH6235 turning insert from Tungaloy is specified for stainless steel applications, offering enhanced toughness and a PVD surface to resist built‑up edge. Can the insert be used for internal turning as well as external turning? Yes. The ISO rhombic form and 80° geometry make the insert suitable for both external and internal turning when paired with an appropriate holder. How does the double‑sided chipbreaker affect tool life? The double‑sided chipbreaker on the CNMG120408 AH6235 improves chip control and reduces the risk of edge chipping during interrupted cuts, which supports more consistent tool life and fewer indexings. What ensures proper clamping of this insert? A cylindrical central hole and standard thickness (4.76 mm) provide reliable seating; correct compatibility depends on the holder’s form, tolerance class, fastening and size. Is this an ISO‑standard insert for easy replacement? Yes. The insert conforms to ISO dimensions and form, enabling straightforward replacement and inventory management across compatible tool systems. 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 120408 AH6235 Wendeplatten - Tungaloy
Combining a PVD-coated AH6235 grade with a robust rhombic geometry and a double-sided chipbreaker provides reliable cutting performance for demanding turning tasks; the result is improved process stability and extended tool life. Order directly via Metav Werkzeuge or consult the technical team for application-specific advice. CNMG120408 AH6235 CNMG 120408 turning insert (ISO) by Tungaloy The CNMG120408 AH6235 is an ISO-standard rhombic turning insert for external and internal turning, optimised for rostfreier Stahl and interrupted cuts. PVD-coated carbide AH6235 for rostfreier Stahl Rhombic ISO insert CNMG 120408, 80° geometry Double-sided chipbreaker, suitable for interrupted cuts Cylindrical hole, 0° clearance, 0.8 mm corner radius Consistent performance on rostfreier Stahl with PVD-coated carbide The insert combines a PVD-coated wear layer with a tough AH6235 grade to balance wear resistance and fracture toughness. This makes it particularly suitable for machining rostfreier Stahl, where built-up edge and material workhardening are common challenges. The PVD process deposits a hard, thin film that improves abrasion resistance without excessively reducing edge toughness; as a consequence, the insert sustains longer cutting intervals and maintains dimensional stability under varying cutting conditions. The integrated chip-control geometry promotes predictable chip formation, lowering the risk of chip-related interruptions. Secure clamping and ISO compatibility for predictable machining Designed to the ISO CNMG120408 specification, the insert features an 80° geometry, a 0.8 mm corner radius and a 4.76 mm plate thickness, with a cylindrical hole for positive location in compatible holders. These dimensional standards ensure interchangeability and simple replacement in standard turning toolholders; compatibility depends on matching form, clearance, tolerance class, fixation and thickness. The rhombic form and 0° clearance angle allow for versatile use in both external and internal turning operations while the double-sided design offers cost-efficient indexing, effectively doubling the usable cutting edges per insert. Operational benefits: uptime, stability and economical machining By combining a robust substrate with targeted coating technology, the insert improves process stability during interrupted cuts and applications with elevated breakout risk. The double-sided chipbreaker reduces vibration and supports consistent surface finishes, which contributes directly to higher productivity and fewer reworks. For production environments where reliable repeatability matters, the ISO-standard geometry and precise tolerances mean predictable tool life and easier tool management. For equipment selection and machining parameters, Metav Werkzeuge provides practical technical guidance and can advise on selecting the correct chipbreaker and grade for specific materials and stability conditions. For tailored selection of Tungaloy CNMG120408 AH6235 inserts and application advice contact Metav Werkzeuge by email at info@metav-werkzeuge.com or by phone on +49 2822 7131930 for prompt technical support and ordering assistance Technical data Article number: 6880203 Manufacturer SKU: TUN6880203 SKU: 6880203-Tungaloy Label: CNMG120408 AH6235 Tungaloy-Wendeplatte Model series: ISO turning inserts Material: carbide Application: turning Facts Size: 12 mm Thickness: 4.76 mm Corner radius: 0.8 mm Included angle: 80° Clearance angle: 0° Hole: with cylindrical hole Special features Grade: AH6235 Coating type: PVD Double-sided chipbreaker Rhombic plate form Suitable for rostfreier Stahl and interrupted cuts ISO-standard insert for compatibility FAQ What materials is this insert suitable for? The CNMG120408 AH6235 insert is specified for machining rostfreier Stahl and is intended for applications with interrupted cuts and elevated breakout risk. Is the insert indexable on both sides? Yes, the insert features a double-sided chipbreaker design that allows indexing to a fresh cutting edge, increasing usable edges per insert. Which geometry and dimensions define this ISO insert? The insert follows the CNMG120408 ISO specification with an 80° included angle, 0.8 mm corner radius and 4.76 mm plate thickness for standard holder compatibility. Does the insert require a special holder due to the hole style? The cylindrical locating hole requires a matching ISO-compatible holder or boring bar seat that secures the insert by the specified form, fixation and tolerance class. Can the Tungaloy CNMG120408 AH6235 (SKU TUN6880203) be used for internal turning? Yes, the rhombic shape and 0° clearance allow use in both external and internal turning operations when mounted in a suitable 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 120408 AH6235 Wendeplatten - Tungaloy
Combining the PVD-coated AH6235 grade with the ISO CNMG120408 geometry delivers a robust solution for machining rostfreier Stahl and handling interrupted cuts; the 0° clearance and 80° rhombic form provide predictable compatibility with ISO holders. Order directly via Metav Werkzeuge or ask our consultants for application-specific advice. CNMG120408 AH6235 Tungaloy indexable insert (ISO turning) — PVD-coated carbide, 0° clearance CNMG120408 AH6235 Tungaloy indexable insert for external and internal turning, optimised for rostfreier Stahl and applications with elevated breakout risk PVD-coated carbide AH6235 for toughness ISO CNMG120408 rhombic insert, 0° clearance Cylindrical hole for secure clamping Optimised for rostfreier Stahl and interrupted cuts Reliable cutting in rostfreier Stahl and difficult interruptions The combination of a PVD-coated surface and the AH6235 tougher grade was developed for demanding applications such as turning rostfreier Stahl and parts with interrupted cuts. The coating reduces friction and thermal loading, while the substrate provides resistance to notch wear and chipping. With a double-sided chipbreaker, chip formation is stabilised so fewer unplanned stops occur and surface quality remains consistent. This results in more predictable cycle times and reduced scrap rates in batch production. Faster set-ups and predictable holder compatibility Being an ISO-format insert, the CNMG120408 conforms to standard geometries; compatibility with a holder is determined by form, 0° clearance, tolerance class, fastening method, size and thickness. The cylindrical hole and the rhombic outline ensure accurate seating and repeatable index positions during tool changes. As a consequence, set-up time is reduced and tool changeovers become more reliable, which supports steady machine uptime and easier process documentation. Extended tool life and cost-effective productivity The AH6235 composition and PVD finish are selected to balance toughness and wear resistance, offering longer tool life under unstable cutting conditions. The insert’s geometry and coating together contribute to improved edge stability, lowering the frequency of insert changes and raising overall productivity. For operations where breakout or heavy workpiece adhesion is likely, this grade helps maintain cutting performance without sacrificing surface finish. Practical guidance for workshop use and system build-up This insert is intended for both external and internal turning within a system consisting of the insert, a matching outer holder or boring bar, and a shim/clamp set with replacement screws. The nominal plate thickness is 4.76 mm, corner radius 0.8 mm and plate size 12 mm, which should be matched to the holder’s pocket dimensions and clamping specification. For best results, select the chipbreaker and grade in line with the workpiece stability and cutting data; small adjustments to feed and speed can substantially improve chip control and component finish. For applications that demand reliable performance in rostfreier Stahl, choose the Tungaloy AH6235 CNMG120408 insert — contact Metav Werkzeuge for tailored advice and ordering at info@metav-werkzeuge.com or call +49 2822 7131930 Technical data Article number: 6903354 Manufacturer SKU: 6903354-Tungaloy Model series: ISO-Drehwendeschneidplatten Material: carbide Grade: AH6235 Coating: PVD Numbers / Core technical data Geometry designation: CNMG120408 Plate size: 12 mm Plate thickness: 4.76 mm Corner radius: 0.8 mm Relief angle: 0° Cutting edge angle: 80° Special features Rhombic plate form Cylindrical hole Double-sided chipbreaker ISO-standard insert for turning Suited for interrupted cuts and rostfreier Stahl FAQ What materials is this insert suitable for? The CNMG120408 AH6235 insert is formulated for machining rostfreier Stahl and offers reliable performance in interrupted cuts and materials prone to built-up edge. How does the AH6235 grade affect tool life? The AH6235 grade combines toughness with a PVD surface to resist chipping and notch wear, so the CNMG120408 shows a longer service life under unstable cutting conditions. Is the insert compatible with standard CNMG holders? Yes; the CNMG120408 conforms to ISO geometry. Compatibility depends on holder pocket form, tolerance class, fastening and thickness—proper seating is aided by the cylindrical hole. What chip control can be expected with this insert? The double-sided chipbreaker on the CNMG120408 improves chip formation and evacuation, particularly during external and internal turning where chip flow is critical. Which machining tips help avoid edge breakout? For the CNMG120408 AH6235, reduce cutting speed slightly and increase feed when encountering heavy adhesion or interrupted cuts; verify clamping and use a matching shim/clamp set for stable mounting. 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 120408 AH6235 Wendeplatten - Tungaloy
Benefit from the combination of a PVD-coated carbide AH6235 grade, ISO CNMG geometry and a robust 0.8 mm corner radius for reliable performance in interrupted and stainless-steel turning; order the CNMG120408 AH6235 Tungaloy insert directly via Metav Werkzeuge or consult the specialists if required. CNMG120408 AH6235 Tungaloy indexable turning insert — ISO CNMG 120408, PVD-coated carbide, 0.8 mm corner radius The CNMG120408 AH6235 is an ISO-standard indexable insert for external and internal turning, engineered to resist chipping in interrupted cuts and to perform well on stainless steels. PVD-coated carbide grade AH6235 Designed for interrupted cuts 80° rhombic ISO geometry Double-sided chipbreaker, cylindrical hole Proven cutting performance for interrupted and stainless-steel turning The combination of a PVD-coated carbide substrate and the AH6235 grade provides a balance of toughness and wear resistance that suits demanding turning operations. The applied coating reduces built-up edge and improves surface finish under adhesive wear conditions, while the tougher substrate resists mechanical shock during interrupted cuts. This results in longer in-process tool life and fewer index changes, supporting predictable cycle times and higher overall productivity on stainless-steel components. Standardised geometry for flexible holder compatibility The rhombic 80° ISO geometry with a 0.8 mm corner radius delivers a versatile cutting edge suitable for a wide range of turning tasks. As an ISO-standard insert, it fits compatible holders when form, clearance angle, tolerance class, clamping and size are matched, simplifying tool management in mixed-machine environments. The standardised shape reduces storage complexity and enables quick replacement, which is particularly advantageous in series production and job-shop operations. Practical benefits: double-sided chipbreaker and secure clamping The insert is double-sided with a cylindrical hole and is designed to be indexed for efficient use of cutting edges. The integrated chipbreaker geometry helps control chip formation, lowering the risk of entanglement and improving chip evacuation, especially in unstable setups. The modest corner radius strengthens the edge against breakouts while still allowing acceptable surface finish, making the component a pragmatic choice where stability varies between operations. Application guidance and system considerations Compatibility with the machine and holder must be ensured; the complete system comprises the insert, a suitable external holder or boring bar, a shim/clamping set and replacement screws. Select the chipbreaker and grade in accordance with workpiece material, feed and the rigidity of the set-up. For less experienced engineers, choosing a slightly tougher grade and a conservative feed reduces the likelihood of edge failure during interrupted cuts and supports consistent quality in batch production. For tailored recommendations on Tungaloy turning solutions and to order CNMG120408 AH6235 inserts, contact Metav Werkzeuge at info@metav-werkzeuge.com or call +49 2822 7131930 — the Metav Werkzeuge team will advise on the optimal holder and clamping for the intended application. Technical data Article number: 6880206 Manufacturer SKU: TUN6880206 SKU: 6880206-Tungaloy Model series: ISO turning inserts Material: carbide Grade: AH6235 Dimensions & core data Insert designation: CNMG120408 ISO code: 120408 Plate size: 12 Thickness: 4.76 mm Corner radius: 0.8 mm Included angle: 80° Clearance angle: 0° Special features and applications Application: turning Double-sided chipbreaker Cylindrical hole PVD-coated carbide Suitable for interrupted cuts and stainless steels ISO-standard indexable geometry; compatibility depends on holder form, clearance, tolerance, clamping, size and thickness FAQ What materials is this insert suited to machine? The CNMG120408 AH6235 insert is optimised for stainless steels and other materials where adhesion and chipping are a concern; the AH6235 grade is designed to offer improved toughness for interrupted cuts. What does the CNMG120408 designation indicate? CNMG120408 denotes an ISO rhombic insert with an 80° included angle and a 0.8 mm corner radius; the geometry is standardised for use in ISO-compatible turning holders. Is this insert indexable and double-sided? Yes, the CNMG120408 AH6235 is double-sided and indexed, with a cylindrical hole for secure clamping and efficient use of both cutting edges. How does the PVD coating help in machining? The PVD coating on the AH6235 grade reduces adhesion and improves wear resistance during turning, which enhances surface finish and extends edge life under adverse conditions. Which holders are compatible with this insert? Compatibility requires a holder that matches the insert form, clearance angle, tolerance class, clamping method, size and thickness; consult holder specifications to ensure a correct fit for the CNMG120408 AH6235. 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 120408 AH6235 Wendeplatten - Tungaloy
Take advantage of the combination of PVD-coated carbide performance, 80° rhombic geometry, and suitability for stainless steel machining to maintain productive turning cycles; order the insert directly via Metav Werkzeuge or consult the specialists for holder compatibility and process setup. CNMG120408 AH6235 ISO turning insert, 80° rhombic — Tungaloy The CNMG120408 AH6235 is an ISO-design turning insert designed for external and internal turning, optimised for stainless steel and interrupted cutting conditions. PVD-coated carbide grade AH6235 80° rhombic geometry for versatile turning Double-sided insert with cylindrical hole Suited to stainless steel and interrupted cuts Stable cutting and longer tool life for demanding stainless steel work The AH6235 grade is a PVD-coated carbide designed to improve resistance against built-up edge and chipping during interrupted or unstable cuts. With a combination of a tougher substrate and a hard, wear-resistant coating, the insert offers improved durability in applications where surface quality and predictable tool life are critical. This leads to fewer insert changes, reduced downtime and a more economical production flow when machining stainless steel and similar alloys. Geometry and chip control that support process reliability The 80° rhombic shape provides a favourable balance between cutting-edge strength and access to the component, making it suitable for a wide range of turning tasks. The insert’s double-sided chipbreaker promotes consistent chip formation and evacuation, which reduces the risk of chip entanglement and protects the cutting edge from excessive thermal and mechanical loads. Compatibility with the toolholder is determined by form, relief angle, tolerance class, clamping method, size and thickness, ensuring the insert can be integrated into existing tool systems with predictable results. Practical process guidance and material application For typical turning operations, select a holder that matches the ISO geometry and provides secure clamping for the rhombic insert with a cylindrical hole. The AH6235 grade performs particularly well in interrupted cuts and where the workpiece material tends to work-harden, such as stainless steel; the tougher substrate reduces edge failure. The ISO designation and standard dimensions simplify inventory management and replacement planning, supporting consistent machining outcomes across batches and shifts. For advice on integrating the Tungaloy AH6235 grade into existing turning fixtures or to request a tailored recommendation, contact Metav Werkzeuge at info@metav-werkzeuge.com or +49 2822 7131930 Technical data Article number: 6903365 Manufacturer article number: 6903365 Manufacturer SKU: TUN6903365 Model series: ISO-Drehwendeschneidplatten Facts Radius: 0.8 mm Angle: 80° Plate thickness: 4.76 mm Plate size: 12 mm Clearance angle: 0° Hole: with hole Special features Material: carbide Coating/grade: AH6235, PVD-coated Shape: rhombic Chipbreaker: double-sided Hole style: cylindrical Application: turning (external and internal) ISO designation: CNMG120408 FAQ What materials is this insert best suited for? The CNMG120408 AH6235 Tungaloy turning insert (SKU 6903365-Tungaloy) is optimised for stainless steel and similar alloys, with particular strength in interrupted cuts. Is the insert indexable and double-sided? Yes, the CNMG120408 AH6235 is a double-sided, indexable turning insert with a cylindrical hole for secure clamping and efficient use of both cutting edges. How does the AH6235 coating help in production? The AH6235 PVD-coated carbide provides improved wear resistance and toughness, reducing the likelihood of edge breakouts and supporting longer tool life in demanding turning operations. Which holder features must be checked for compatibility? Compatibility depends on holder form, relief (clearance) angle, tolerance class, clamping method, size and plate thickness; these determine secure seating and correct cutting geometry for the 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 120408 AH725 Wendeplatten - Tungaloy
Benefit from the combination of a PVD-coated AH725 grade and a precise 0.8 mm corner radius for dependable, versatile turning operations; the insert’s ISO CNMG form ensures broad toolholder compatibility. Order the insert directly via Metav Werkzeuge or ask our consultants for application guidance. CNMG120408 AH725 Tungaloy turning insert — ISO CNMG, PVD-coated carbide, 0.8 mm radius The CNMG120408 AH725 Tungaloy turning insert is an ISO-standard rhombic indexable insert for external and internal turning, engineered for consistent chip control and high process security across varying workpiece materials. PVD-coated carbide AH725 0.8 mm corner radius, 80° geometry Double-sided chipbreaker, rhombic form ISO CNMG120408 with cylindrical hole Stable chip control for reliable production The AH725 grade features a PVD coating on a carbide substrate to combine wear resistance with toughness, delivering stable chip formation even under mixed cutting conditions. This balance reduces the risk of edge breakout and maintains surface quality, which in turn lowers scrap rates and extends effective tool life. The double-sided chipbreaker is designed to offer repeatable performance on both new and re-indexed edges, so process interruptions are minimised and cycle times remain predictable. Versatility across materials and turning operations Selected for universal performance, the AH725 cutting grade is suitable for machining a wide range of materials including steel and stainless steels, making it a sensible choice where workpiece mixes change frequently. The rhombic geometry with an 80° main cutting angle provides the rigidity needed for heavier cuts while the 0.8 mm corner radius helps blend strength with acceptable edge finishing, offering a pragmatic compromise between durability and surface integrity in medium-duty turning. Engineered for easy integration with ISO tool systems As an ISO CNMG insert, the component matches common holder families by form, clearance angle, tolerance class, fixing method, size and thickness. The insert’s cylindrical hole supports secure clamping and repeatable seating in the toolholder, reducing set-up time and alignment effort. For workshops seeking quick changeover and consistent results, this indexable insert streamlines tooling logistics and simplifies inventory management. Productivity and process-security benefits for manufacturers Using a wear-resistant PVD-coated carbide such as AH725 often translates into longer productive runtimes and fewer tool changes; that means less machine downtime and improved throughput. The insert’s design emphasises process security—a decisive factor in batch production and mixed-series manufacturing where predictable tool behaviour is essential. Choosing this insert supports cost-efficient machining by combining reliable performance with straightforward application in standard turning tasks. For purchase or technical advice on the CNMG120408 AH725 insert contact Metav Werkzeuge: call +49 2822 7131930 or email info@metav-werkzeuge.com Technical data Article number: 6862344 Manufacturer SKU: TUN6862344 Our SKU: 6862344-Tungaloy Series: ISO-Drehwendeschneidplatten Facts Corner radius: 0.8 mm Plate thickness: 4.76 mm Plate size: 12 mm Main angle: 80° Clearance angle: 0° Special features PVD coating Material: carbide Grade: AH725 Double-sided chipbreaker Rhombic plate form With cylindrical hole ISO CNMG120408 designation Application: turning FAQ What applications suit this CNMG120408 AH725 insert? The CNMG120408 AH725 insert is intended for external and internal turning operations where consistent chip control and process security are required. Can the AH725 grade be used on stainless workpieces? Yes, the AH725 PVD-coated grade is formulated for reliable performance on both steel and stainless steels in a range of turning tasks. How does the 0.8 mm corner radius affect cutting results? The 0.8 mm corner radius enhances edge strength for stable cutting while still delivering acceptable surface finish, making it suitable for medium-duty turning. Is the insert compatible with standard ISO CNMG toolholders? The insert follows ISO CNMG dimensions and is compatible with toolholders that match CNMG form, size and clamping style, ensuring straightforward replacement and set-up. What advantages does the PVD coating provide? The PVD coating on the AH725 grade improves wear resistance and thermal stability, which contributes to longer tool life and consistent cut quality. 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 120408 AH725 Wendeplatten - Tungaloy
CNMG120408 AH725 Drehwendeschneidplatte für Drehen von Tungaloy Die CNMG120408 AH725 ist eine ISO-genormte Drehwendeschneidplatte, die für Außen- und Innendrehen entwickelt wurde und mit einer universellen, ausbruchfesten Sorte besonders auf Stahl und rostfreie Stähle setzt. CNMG-Form, 80° Schneidwinkel PVD-beschichtetes Hartmetall für gute Standzeit Doppelseitiger Spanbrecher für Flexibilität Mit zylindrischem Loch für sichere Befestigung Universelle Sorte AH725 für wechselnde Werkstoffe Prozesssicherheit und Wirtschaftlichkeit nachhaltig erhöhen Die CNMG120408 AH725 bietet durch die PVD-beschichtetes Hartmetall-Schneidstoffkombination eine hohe Verschleißfestigkeit, was die Standzeit verlängert und Stillstandszeiten reduziert. Anwender profitieren von gleichmäßig stabiler Spanbildung und reduzierten Ausschussraten, vor allem bei wechselnden Werkstoffen. Durch die universelle Sorte AH725 lassen sich Lagerbestände vereinfachen und Rüstzeiten minimieren, was die Wirtschaftlichkeit in Serien- und Einzelfertigung steigert. Einfache Integration in ISO-Systeme und sichere Montage Die Platte entspricht der Modellserie ISO-Drehwendeschneidplatten und ist mit typischen Haltern kompatibel, sofern Form, Freiwinkel, Toleranzklasse, Befestigung, Größe und Dicke übereinstimmen. Die rhombische Plattenform mit 80° Winkel und 0° Freiwinkel ermöglicht vielseitige Einsatzprofile. Die Ausführung mit Loch und zylindrischem Lochstil sorgt für präzise Positionierung im Halter und zuverlässige Klemmkraft bei wechselnder Belastung. Materialeignung gezielt nutzen und Standzeit optimieren Die Sorte AH725 ist speziell für Stahl und rostfreie Stähle konzipiert und zeigt ausbruchfeste Eigenschaften bei instabilen Schnittbedingungen. Das Hartmetallsubstrat in Kombination mit der PVD-Beschichtung verbessert die Wärmebeständigkeit und erhält die Schneidkante länger scharf. Der Eckenradius 0,8 mm ermöglicht eine ausgewogene Balance zwischen Oberflächengüte und Zerspanvolumen, sodass sowohl Schrupp- als auch Schlichtoperationen abgedeckt werden können. Praktische Hinweise für effizienten Einsatz Bei der Anwendung empfiehlt es sich, Spanformer und Sorte an Werkstoff und Stabilität anzupassen, um optimale Ergebnisse zu erzielen. Kleinere Werkzeuge profitieren von der ausbruchfesten Sorte, da die Prozesssicherheit steigt. Vor der Inbetriebnahme unbedingt die Kompatibilität mit Halter, Unterlage und Schrauben prüfen sowie regelmäßige Sichtkontrollen der Schneide durchführen, um Werkzeugwechsel rechtzeitig zu planen. Bei Unsicherheit steht die technische Beratung gern zur Verfügung. Empfehlung: Für produktive und sichere Zerspanung die CNMG120408 AH725 von Tungaloy einsetzen; bei Fragen technische Details per eMail an info@metav-werkzeuge.com oder telefonisch unter +49 2822 7131930 klären Technische Daten Artikelnummer: 6857002 Marke: Tungaloy Modellserie: ISO-Drehwendeschneidplatten Bezeichnung: CNMG120408 AH725 Tungaloy-Wendeplatte Herstellersku: TUN6857002 Fakten Eckenradius: 0,8 mm Plattengröße: 12 mm Plattendicke: 4,76 mm Winkel: 80° Freiwinkel: 0° Besonderheiten Schneidstoff: PVD-beschichtetes Hartmetall PVD (Physical Vapor Deposition): dünne, haftfeste Verschleißschicht Sorte AH725: universelle, ausbruchfeste Sorte für Stahl und rostfreie Stähle Plattenform: rhombisch Loch: mit Loch, zylindrisches Loch Spanbrecher: doppelseitig Anwendung: Drehen FAQ Welche Werkstoffe eignet die Platte bevorzugt? Die CNMG120408 AH725 von Tungaloy ist ausgelegt für Stahl und rostfreie Stähle; die Sorte AH725 bietet universelle Eignung und ausbruchfeste Leistung auch bei wechselnden Werkstoffen. Ist die Platte beidseitig verwendbar? Ja, die CNMG120408 AH725 verfügt über einen doppelseitigen Spanbrecher, sodass die Wendeplatte beidseitig genutzt werden kann, was die Nutzungsdauer erhöht. Welcher Eckenradius ist verfügbar und wofür eignet er sich? Die Platte hat einen Eckenradius von 0,8 mm, der sich besonders für eine Kombination aus guter Oberflächengüte und wirtschaftlicher Zerspanung eignet. Wie wird die Platte im Halter befestigt? Die CNMG120408 AH725 ist ausgeführt mit zylindrischem Loch zur sicheren Befestigung im passenden Außenhalter oder in der Bohrstange; auf korrekte Unterlage und Schraubenausführung achten. Welche Vorteile bringt die PVD-Beschichtung? Die PVD-beschichtung der CNMG120408 AH725 erhöht die Verschleißfestigkeit und Wärmeresistenz, was zu konstanter Schneidkantenstabilität und längeren Standzeiten führt. Hersteller: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Geschützte Markenzeichen und Warenbezeichnungen liegen im Recht ihrer jeweiligen Eigentümer. Markennamen und geschützte Warenbezeichnungen werden ausschließlich zu Erklärungszwecken genannt. Es besteht keinerlei Verbindung zwischen unserem Unternehmen und den genannten Marken. Es handelt sich bei dem angebotenen Artikel um originale fabrikneue Waren des Herstellers.
CNMG 120408 AH725 Wendeplatten - Tungaloy
Take advantage of the combination of PVD-coated AH725 grade, ISO-standard CNMG geometry and a robust 0.8 mm corner radius for process-secure turning of steels and stainless steels; order the insert directly via Metav Werkzeuge or consult our specialists for holder compatibility. CNMG120408 AH725 – Indexable turning insert, PVD-coated carbide, Tungaloy The CNMG120408 AH725 is an ISO-standard indexable insert engineered for external and internal turning, offering a universal, break-resistant cutting grade for steel and stainless steel applications. ISO-standard CNMG geometry PVD-coated AH725 carbide grade Universal for steel and stainless steel 0.8 mm corner radius, double-sided High productivity through proven cutting-grade technology The insert combines a PVD-coated surface with the AH725 cutting grade to deliver consistent, crack-resistant performance across varying steels. The coating reduces flank wear and improves edge stability, which results in longer tool life and fewer interruptions on the shop floor. This makes the insert particularly suitable for small tools and applications demanding high process reliability, where predictable tool behaviour reduces setup and downtime. Secure fitment and straightforward system integration Compatibility with the clamping system is determined by form, clearance angle, tolerance class, fastening method, size and thickness; the CNMG format with an 80° geometry and a 0° clearance angle is versatile for a wide range of holders. The product forms part of a standard system consisting of the ISO-standard insert, an appropriate external holder or boring bar, a shim/clamp set and spare fixing screws. Checking these parameters before selection ensures a secure fit and repeatable results during turning operations. Practical benefits for shop-floor machining With a 0.8 mm corner radius and a double-sided design, the insert provides robust edge support and economical indexing: each side can be rotated to present a fresh cutting edge when wear occurs. The rhombic plate form and cylindrical locating hole support stable clamping and simple replacement during production. The result is stable chip formation, reliable surface finish and reduced frequency of insert changes, which together contribute to more efficient machining cycles. For reliable, process-secure turning with Tungaloy’s AH725 grade, contact Metav Werkzeuge to discuss holder compatibility or to place an order — our technical advisors will assist with selection and system matching. Technical data Article number: 6861179 SKU: 6861179-Tungaloy Manufacturer SKU: TUN6861179 Manufacturer article number: 6861179 Model series: ISO-Drehwendeschneidplatten Material: Hartmetall Grade: AH725 (PVD-coated) Facts Insert designation: CNMG120408 Insert size: 12 mm Thickness: 4.76 mm Corner radius: 0.8 mm Approach angle: 80° Clearance angle: 0° Special features Rhombic plate form Cylindrical hole Double-sided chipbreaker ISO-standardised format Suitable for turning of steel and stainless steel System components: insert, appropriate holder or boring bar, shim/clamp set, spare screws FAQ What holders are compatible with this insert? Compatibility is determined by form, clearance angle, tolerance class, fastening method, size and thickness; the CNMG120408 AH725 insert is compatible with holders designed for ISO CNMG inserts and the specified dimensions. Is this grade suitable for stainless steels? Yes. The AH725 grade is a universal, crack-resistant cutting grade designed for applications in steel and stainless steel, offering good edge stability across varying materials. How many usable sides does the insert have? The insert is double-sided; each side provides a usable cutting edge according to the CNMG geometry and the insert's orientation in the holder. What advantage does the PVD coating bring? The PVD coating on the AH725 grade reduces flank wear and supports a stable cutting edge, which helps extend tool life and maintain consistent surface quality during 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 120408 AH8005 Wendeplatten - Tungaloy
Take advantage of the PVD-coated, wear-resistant carbide and the 0.8 mm corner radius for reliable, stable turning of heat-resistant alloys and hard materials; order the insert directly via Metav Werkzeuge or consult our specialists for application advice. CNMG 120408 AH8005 Turning Insert — ISO rhombic, 0.8 mm radius, Tungaloy CNMG120408 AH8005 indexable turning insert for external and internal turning of demanding materials in ISO-compatible tool systems PVD-coated carbide AH8005 for high wear resistance ISO rhombic CNMG form with 0° clearance angle 0.8 mm corner radius for stable cutting results Double-sided chipbreaker with cylindrical hole Reliable wear resistance for heat-resistant alloys and hard materials The insert's PVD coating on a carbide substrate provides a combination of surface hardness and thermal stability that reduces flank wear under elevated cutting temperatures. This makes the component particularly suited to machining heat-resistant alloys and tougher steels where conventional grades wear prematurely. Fewer insert changes translate into longer uninterrupted running times and a more predictable production rhythm. The coating also improves resistance to built-up edge formation, which supports consistent dimensional accuracy during longer turning cycles. Geometry and clamping for predictable cutting behaviour The rhombic geometry and the inclusion of a 0.8 mm corner radius deliver a balance between edge strength and form accuracy, enabling stable chip formation in many turning operations. The 0° clearance angle reduces radial cutting forces in certain set-ups, while the cylindrical hole and standard ISO form ensure secure seating in compatible holders. Compatibility depends on holder shape, clearance, tolerance class, fastening method, size and thickness; confirming these parameters prevents assembly issues and secures repeatable performance at the toolpost. Practical efficiency and straightforward handling in production As a double-sided indexable insert, the component permits economical rotation to a fresh cutting edge once wear occurs, effectively doubling service life for each insert body and reducing tooling costs per part. The ISO-series design supports rapid replacement with standard screws and clamping kits, minimising downtime. For users less familiar with indexable tooling: an insert is a replaceable cutting tip mounted in a holder, offering fast edge changes without regrinding. Selecting the appropriate chipbreaker and grade for the workpiece and machining stability is key to maximising tool life and surface quality. For application guidance or to purchase the Tungaloy CNMG120408 AH8005 turning insert, contact Metav Werkzeuge for tailored advice and prompt supply via info@metav-werkzeuge.com or +49 2822 7131930 Technical Data Article number: 6925045 SKU: 6925045-Tungaloy Manufacturer SKU: TUN6925045 Material: Carbide Model series: ISO turning inserts Grade: AH8005 Manufacturer: Tungaloy Core data Size: 12 mm Thickness: 4.76 mm Corner radius: 0.8 mm Clearance angle: 0° Approach/included angle: 80° Hole: cylindrical Special features PVD-coated carbide Rhombic insert geometry Double-sided chipbreaker ISO-compatible indexable insert Suitable for turning of heat-resistant alloys and hard materials FAQ What materials is this insert suitable for? The CNMG120408 AH8005 insert is formulated for machining heat-resistant alloys and harder workpiece materials, offering improved wear resistance under elevated temperatures. How does the double-sided design affect tool life? The double-sided configuration allows rotating the insert to a second cutting edge, effectively extending service life and reducing the number of inserts required for a given production run. Is this insert compatible with standard CNMG holders? Yes; the insert follows ISO CNMG dimensions and seats in holders that match the form, tolerance class, fastening method, size and thickness specified by ISO standards. What is the benefit of the 0.8 mm corner radius? A 0.8 mm corner radius increases edge robustness for interrupted cuts and improves stability, helping to maintain dimensional accuracy during heavier or less stable turning operations. How should the chipbreaker be matched to the application? Selecting a chipbreaker tailored to the workpiece material and machining stability is essential; the double-sided chipbreaker on this insert aids consistent chip control across a range of 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.
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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