SNMG 120408 AH6235 Wendeplatten - Tungaloy

Take advantage of a PVD‑coated carbide grade designed for demanding turning operations: excellent edge stability, a 0.8 mm corner radius for robust engagement, and a double‑sided chipbreaker that supports reliable chip control in interrupted cuts. Order the insert directly via Metav Werkzeuge or consult the team for application advice.

SNMG 120408 AH6235 — Turning insert, PVD‑coated carbide, Tungaloy

The SNMG120408 AH6235 Tungaloy insert is a square, ISO‑standard turning insert engineered for external and internal turning of stainless steels and for operations with increased risk of edge breakout.

PVD-coated carbide AH6235
0.8 mm corner radius
Double-sided chipbreaker
ISO-standard square insert

High‑performance grade for demanding stainless steel turning

The PVD‑coated AH6235 grade provides a tougher carbide substrate with a wear‑resistant finish that extends edge life under interrupted cuts and variable load conditions. The coating enhances thermal stability and reduces adhesive wear common when machining stainless steel, which leads to fewer tool changes and more consistent cycle times. This results in measurable productivity gains and predictable performance in serial turning tasks.

Geometry that protects the edge and improves process stability

A 0.8 mm corner radius combined with a 90° insert angle gives a strong cutting edge for heavy engagement without sacrificing dimensional control. The double‑sided chipbreaker promotes controlled chip formation and evacuation, reducing the risk of built‑up edge and surface defects in both external and internal turning. These geometry features help maintain surface integrity and reduce rework, supporting continuous production flows.

Compatibility and mounting for standard turning toolholders

The insert is ISO‑designated and compatible with holders that match form, clearance angle and size — the plate thickness is 4.76 mm and the square format is 12 mm across the corner size. The variant supplied includes a cylindrical mounting hole for secure clamping. This standardisation simplifies tool inventory management and ensures straightforward replacement in conventional turning tool systems.

Application focus and recommended use cases

Designed primarily for turning (Drehen) operations, this grade is especially suitable for stainless steels and for interrupted cuts where enhanced toughness reduces chipping risk. Select the AH6235 grade when process reliability in tougher materials is a priority; the combination of PVD coating and a robust substrate gives a reliable balance between edge life and surface finish quality.

For machining applications that demand consistent edge stability, contact Metav Werkzeuge to secure the SNMG120408 AH6235 insert or to request tailored application recommendations.

Technical data

• Article number: 6888981
• SKU: 6888981-Tungaloy
• Manufacturer SKU: TUN6888981
• Model series: ISO-Drehwendeschneidplatten
• Type designation: SNMG120408

Facts

• Corner radius: 0.8 mm
• Plate size: 12 mm
• Plate thickness: 4.76 mm
• Clearance angle: 0°
• Cutting angle: 90°

Special features

• Material: carbide
• Coating: PVD (AH6235)
• Chipbreaker: double-sided
• Hole: with cylindrical hole
• Plate form: square
• Typical application: turning; suitable for stainless steels and interrupted cuts

FAQ

What materials is this insert best suited for?
The SNMG120408 AH6235 insert is optimised for stainless steel machining and performs well in interrupted cuts thanks to the tougher PVD‑coated carbide grade.

Is the insert compatible with standard ISO turning holders?
Yes, the SNMG120408 follows ISO dimensions and fits holders that match the form, clearance angle and thickness specified for SNMG‑type inserts.

What is the corner radius and how does it affect cutting?
The corner radius is 0.8 mm, which provides a strong cutting edge for heavy engagement and reduced chipping, improving tool life in demanding turns.

Does the insert include a mounting hole and what type is it?
The insert is supplied with a cylindrical hole for secure clamping in compatible toolholders.

How does the AH6235 coating improve performance?
The AH6235 PVD coating increases thermal stability and wear resistance, enhancing edge life and process reliability 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.