TNMG 160412 AH8005 Wendeplatten - Tungaloy

Benefit from the TNMG160412 AH8005 insert's PVD-coated carbide and reliable double-sided chipbreaker to maintain consistent tool life in demanding turning tasks. The 60° triangular form with a 1.2 mm nose radius ensures stable external and internal turning of heat-resistant alloys and hard materials. Order via Metav Werkzeuge or consult our specialists for application advice.

TNMG160412 AH8005 — TNMG 160412 turning insert by Tungaloy, PVD-coated carbide, 60°

The TNMG160412 AH8005 Tungaloy insert is an ISO-standard triangular indexable insert designed for external and internal turning, offering a wear-resistant PVD coating and a geometry that supports stable metalcutting in demanding materials.

• PVD-coated carbide grade AH8005
• Optimised for heat-resistant alloys
• 60° triangular form, 1.2 mm nose radius
• Double-sided chipbreaker, with hole

Consistent cutting performance for demanding turning

The design delivers consistent edge life through a wear-resistant PVD-coated carbide grade that is tailored for heat‑resistant alloys and other hard materials. The insert’s geometry promotes stable chip formation and predictable wear behaviour during steady machining conditions, which contributes to increased process reliability and reduced setup variability. The double-sided chipbreaker supports repeatable results on both sides of the insert, making the component economical while maintaining surface quality and dimensional control.

Geometry and mounting explained for reliable compatibility

Compatibility with the toolholder is determined by form, clearance angle, tolerance class, fastening method, size and thickness. The insert’s 60° triangular form and central cylindrical hole provide secure clamping with standard ISO holders; the 0° clearance angle and specified dimensions ensure correct seating and repeatable alignment. Understanding these parameters helps maintenance and set-up teams select the appropriate holder, shim or clamping kit and prevents fixture‑related runout that could otherwise reduce tool life or surface finish.

Material suitability and process benefits with AH8005

The AH8005 grade is a wear‑resistant PVD-coated carbide developed for elevated temperatures and abrasive contact typical of difficult‑to‑machine alloys. When used under stable cutting conditions, this grade supports extended tool life and consistent cutting forces, which in turn helps to maintain cycle times and surface integrity. For manufacturers working with a wide material mix, the grade’s broad applicability reduces inventory complexity while preserving productivity.

Practical advantages that impact productivity

Using an ISO-standard indexable insert such as this triangular insert simplifies spare‑part management and allows quick insert changes to minimise machine downtime. The 1.2 mm nose radius balances edge strength and finish capability, making it suitable for both roughing and finishing passes where tool stability is available. The combination of triangular geometry, central hole and double-sided chipbreaker offers operational versatility and an economical approach to everyday turning tasks.

For temperature‑resistant and long‑life turning applications, specify the Tungaloy AH8005 grade and contact Metav Werkzeuge for supply and expert consultancy at info@metav-werkzeuge.com or call +49 2822 7131930

Technical data

• Article number: 6741695
• Manufacturer SKU: TUN6741695
• SKU: 6741695-Tungaloy
• Series: ISO turning indexable inserts

Core specifications

• Insert designation: TNMG160412
• Grade/coating: AH8005 (PVD-coated carbide)
• Shape: Triangular (TNMG)
• Included hole: Yes, cylindrical
• Angle: 60°
• Nose radius: 1.2 mm
• Plate size: 16 mm
• Plate thickness: 4.76 mm
• Clearance angle: 0°
• Chipbreaker: Double-sided

Design & features

• ISO-standard turning insert
• Triangular plate, double-sided chipbreaker
• Cylindrical centre hole for secure mounting
• PVD-coated carbide material
• Suited to heat-resistant alloys and hard materials
• Compatible with appropriate external holders and boring bars

FAQ

What materials is this insert suitable for?
The TNMG160412 AH8005 insert is formulated for heat-resistant alloys and other hard materials; the AH8005 PVD-coated carbide provides wear resistance under elevated temperatures.

How does the chipbreaker affect machining?
The double-sided chipbreaker on this turning insert supports controlled chip formation and repeatable cutting behaviour, which helps to maintain surface finish and reduces the need for frequent adjustments.

Is the insert compatible with standard ISO holders?
Yes, the insert is an ISO-standard triangular indexable insert; compatibility depends on matching the holder by form, size, thickness, clearance angle and fastening method.

What is the significance of the 1.2 mm nose radius?
A 1.2 mm nose radius offers a balance between edge strength and surface finish capability, suitable for stable roughing and finishing passes where tool and workpiece rigidity is adequate.

Can the insert be rotated or reversed to extend life?
The insert is double-sided and can be indexed to use the opposite cutting edge, which extends tool utilisation and improves cost-effectiveness.

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.