TNMG 160408 AH8015 Wendeplatten - Tungaloy

A reliable choice for ISO‑compatible turning operations: the combination of PVD‑coated carbide AH8015, a 0.8 mm corner radius and a cylindrical hole for positive clamping ensures consistent edge life and stable machining of heat‑resistant alloys; order via Metav Werkzeuge or consult the technical team for application support.

TNMG160408 AH8015 — TNMG 160408 AH8015 Turning Insert (PVD Carbide, R0.8) by Tungaloy

A TNMG160408 AH8015 indexable turning insert engineered for ISO‑standard holders, designed for general‑purpose turning of heat‑resistant alloys and similar demanding materials.

• TNMG160408 ISO turning insert
• PVD-coated carbide AH8015
• 0.8 mm corner radius for fine finishes
• Cylindrical hole, double-sided chipbreaker

Reliable machining at elevated temperatures

The combination of PVD‑coated carbide and the AH8015 grade provides a balanced mix of wear resistance and edge stability, making the insert particularly suited to turning heat‑resistant alloys. The coating reduces adhesion and thermal softening at the cutting edge, so machining parameters can be increased compared with uncoated grades without sacrificing tool life. For production environments this translates into fewer insert changes and more predictable process windows, which supports higher throughput and reduced downtime.

Stable clamping and consistent surface quality

The cylindrical hole and the insert’s ISO‑compliant geometry ensure reproducible clamping and correct seating in compatible holders. The 0.8 mm corner radius contributes directly to surface finish and edge strength: a modest radius smooths chatter tendencies and produces a finer surface without compromising the robustness required for interrupted cuts. These characteristics make the insert effective for both shoulder turning and light finishing passes where dimensional control and surface integrity matter.

Versatility for general turning tasks

Designed as a general‑purpose solution, the triangular indexable insert with a double‑sided chipbreaker offers two usable edges per side and allows economical rotation during wear. The chipbreaker geometry supports controlled chip formation across a range of feed rates and depths of cut, improving chip evacuation and machine safety. The insert’s compatibility with ISO turning systems simplifies tool inventory management and enables rapid tool changes in mixed‑material production runs.

Practical selection and application tips

When choosing machining parameters, the AH8015 grade permits higher cutting speeds for heat‑resistant alloys while maintaining edge life; however, final settings should be validated under actual clamping stiffness and machine dynamics. For stable results, pair the insert with a rigid external holder and check insert seating after the first few cuts. For operators unfamiliar with coated grades, the PVD coating can be explained as a thin, hard film applied to the carbide substrate that reduces friction, increases thermal resistance and extends tool life under elevated temperatures.

For availability, detailed cutting data or an application consultation for Tungaloy turning inserts, contact Metav Werkzeuge — eMail: info@metav-werkzeuge.com or call +49 2822 7131930

Technical Data

• Article number: 6947419
• SKU: 6947419-Tungaloy
• Manufacturer SKU: TUN6947419
• Manufacturer: Tungaloy

Facts

• Insert designation: TNMG160408
• Insert size: 16 mm
• Thickness: 4.76 mm
• Corner radius: 0.8 mm
• Relief angle: 0°
• Included hole: with hole (cylindrical)
• Geometry angle: 60°

Special features

• Material: Carbide
• Grade/sort: AH8015 (PVD-coated)
• Model series: ISO turning inserts
• Insert shape: triangular
• Chipbreaker: double-sided
• Hole style: cylindrical hole
• Application: Turning
• Typical system: ISO insert + appropriate external holder and clamp set

FAQ

What materials is this insert best suited for?
The TNMG160408 AH8015 insert is formulated for general‑purpose turning and performs well on heat‑resistant alloys, offering a balance of wear resistance and edge stability suitable for such materials.

How does the AH8015 grade affect cutting performance?
AH8015, as a PVD‑coated carbide, provides improved thermal resistance and reduced adhesion compared with uncoated grades, which helps maintain edge life at elevated cutting temperatures during hard or high‑temperature turning.

Is the insert compatible with standard ISO holders?
Yes — the insert follows ISO turning insert conventions; compatibility is determined by insert form, relief angle, tolerance class, mounting and thickness, so ensure the holder matches the TNMG160408 geometry.

How should the cylindrical hole be used during mounting?
The cylindrical hole secures the insert positively in the pocket; correct torque and a matched clamp or washer ensure stable seating and repeatable positioning for consistent machining outcomes.

How many cutting edges are available on this insert and how is the chip control handled?
The triangular insert is double‑sided with multiple usable edges; the integrated double‑sided chipbreaker provides controlled chip formation across a range of feeds and depths, aiding evacuation and surface finish.

Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.