CNMG 120412 AH8015 Wendeplatten - Tungaloy

Benefit from the combination of a PVD‑coated AH8015 grade and a double‑sided chipbreaker for dependable machining of heat‑resistant alloys; the balanced wear resistance and cutting‑edge stability support steady production. Order the CNMG120412 AH8015 Tungaloy insert directly via Metav Werkzeuge or consult the sales team for application advice.

CNMG120412 AH8015 Tungaloy — ISO turning insert, PVD‑coated for heat‑resistant alloys

The CNMG120412 AH8015 Tungaloy insert is an ISO‑standard rhombic insert for external and internal turning, designed for reliable chip control and predictable tool life in demanding alloy machining.

• ISO CNMG 120412 form for standard holders
• PVD-coated AH8015 grade for heat‑resistant alloys
• Double-sided chipbreaker for stable chip control
• Rhombic 80° geometry with 1.2 mm corner radius

Consistent productivity through balanced grade and coating

The combination of the AH8015 grade and a PVD‑coated surface offers a balanced mix of wear resistance and edge stability, which translates into more predictable tool life during turning. For shops processing heat‑resistant alloys, this balance reduces unplanned insert changes and supports stable cycle times. The coating increases resistance to elevated cutting temperatures, while the substrate sustains the cutting edge under varying loads, helping to maintain component tolerances and surface finish.

Stable chips and improved surface quality from geometry and chipbreaker

The double‑sided chipbreaker is engineered to produce consistent chip forms across a range of feeds, contributing to safer swarf evacuation and reduced risk of built‑up edge. Combined with the 80° geometry and a 1.2 mm corner radius, the geometry provides an advantageous compromise between edge strength and surface finish: stronger corners resist chipping on interrupted cuts, while the moderate radius supports improved surface integrity at higher feeds.

Seamless integration into ISO tool systems for straightforward tooling decisions

As an ISO CNMG120412 insert, the component is compatible with holders that match the CNMG form, clearance angle and tolerance class; the cylindrical hole ensures secure clamping in standard clamping sets. When selecting a holder, verify form, relief angle, tolerance class, fastening method, size and thickness to guarantee fit and repeatability. The 4.76 mm thickness and rhombic plate shape make the insert suitable for conventional turning holders and bores.

Clear advantages of the substrate and chip management for workshop efficiency

Made from carbide and finished with a PVD coating, the insert is intended as a first choice for general machining of heat‑resistant alloys thanks to its combination of thermal resistance and edge robustness. The technical design supports higher effective cutting speeds under appropriate conditions and reduces the frequency of premature edge failures. Selecting the correct chipbreaker and grade for the workpiece and machining stability will deliver the greatest gains in process reliability.

Contact Metav Werkzeuge for tailored application advice on the CNMG120412 AH8015 insert and to arrange supply via e‑mail: info@metav-werkzeuge.com or phone: +49 2822 7131930

Technical data

• Article number: 6925053
• Manufacturer SKU: TUN6925053
• Label / SKU: 6925053-Tungaloy
• Model series: ISO turning inserts

Facts

• Nose radius: 1.2 mm
• Relief angle: 0°
• Thickness: 4.76 mm
• Plate size: 12 mm
• Included angle: 80°

Special features

• PVD‑coated carbide (AH8015)
• Double-sided chipbreaker
• Rhombic plate form
• Cylindrical hole for secure clamping
• ISO CNMG120412 designation
• Application: turning

FAQ

Is the CNMG120412 AH8015 compatible with standard CNMG holders?
Compatibility depends on matching the holder form, relief angle, tolerance class, fastening method, size and thickness; the CNMG120412 AH8015 follows ISO CNMG dimensions and fits holders designed for that designation.

Which workpiece materials are recommended for this grade?
The AH8015 PVD‑coated carbide is intended primarily for machining heat‑resistant alloys and is balanced for general alloy processing where thermal resistance and edge stability are required.

Can the insert be indexed to use the second cutting edge?
Yes, the insert is double‑sided and designed for indexing; the cylindrical hole and standard geometry allow secure reclamping and reuse of the secondary cutting edge when the first edge is worn.

How does the 1.2 mm corner radius affect cutting performance?
A 1.2 mm corner radius provides increased edge strength for interrupted cuts and better resistance to chipping, while still permitting acceptable surface finish at moderate to higher feed rates.

What are the signs that the insert needs replacement?
Typical wear indicators include progressive flank wear, chipping at the corner radius, deteriorating surface finish or dimensional deviation; the CNMG120412 AH8015 should be replaced once these effects exceed process tolerances.

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.