SNMG 120408 AH6235 Wendeplatten - Tungaloy

Benefit from a precise, ISO‑conform turning solution that combines a PVD‑coated carbide grade (AH6235) with a 0.8 mm corner radius for dependable performance in stainless steel machining and interrupted cuts; purchase directly via Metav Werkzeuge or consult their technical team for application support.

SNMG 120408 AH6235 Tungaloy turning insert — PVD‑coated carbide, 0.8 mm radius

The SNMG120408 AH6235 is an ISO‑standard turning insert designed for external and internal turning, optimised for stainless steels and interrupted cuts and compatible with standard square insert holders.

• PVD-coated carbide grade AH6235
• Optimised for stainless steels and interrupted cuts
• Double-sided chipbreaker, square 12 mm form
• 0.8 mm corner radius, 4.76 mm plate thickness

High‑performance grade for challenging stainless steel work

The insert’s PVD‑coated carbide composition and the AH6235 grade deliver a tougher cutting edge that is especially suited to stainless steels and operations with interrupted cuts or an elevated risk of edge chipping. This combination reduces the incidence of built‑up edge and helps maintain consistent cutting geometry over longer tool life, leading to fewer indexings and improved process stability. Machining cycles that demand robustness rather than maximum cutting speed will particularly benefit from this grade’s balanced wear resistance and fracture toughness.

ISO geometry and secure holder compatibility for reliable set‑ups

Built to ISO dimensions, the SNMG form offers a square insert with a nominal size of 12 mm, 4.76 mm plate thickness and an included angle of 90°, featuring a 0.8 mm corner radius and a 0° relief angle. The insert is supplied with a cylindrical hole for positive clamping. Compatibility with a chosen holder depends on matching the insert’s form, relief angle, tolerance class, clamping method, size and thickness; this ISO conformity ensures straightforward replacement and interchangeability in existing turning tool systems.

Process benefits and application guidance for workshop efficiency

The double‑sided chipbreaker design supports predictable chip formation and helps maintain surface finish during both external and internal turning. The insert suits applications where interrupted cuts occur, and where a tougher grade is preferable to softer, higher‑speed alternatives. Selection of the correct chipbreaker and grade should be aligned with workpiece stability and machining strategy; specifying the AH6235 grade with the SNMG120408 geometry provides an effective compromise between productivity and edge security.

System approach, handling and economic advantages

As part of a complete turning system — insert, matching outer holder or boring bar, backing/clamping set and fasteners — the SNMG120408 insert enables quick index changes and reduced downtime due to its standardised form. The PVD coating contributes to consistent wear behaviour, improving surface quality and extending tool life under demanding conditions. For shops prioritising repeatable results and lower process variability, this insert supports a more predictable production flow and easier tool management.

Contact Metav Werkzeuge for tailored recommendations on Tungaloy turning inserts and specify SNMG120408 AH6235 for robust stainless steel turning; email info@metav-werkzeuge.com or call +49 2822 7131930 for application advice

Technical data

• Article number: 6892190
• Manufacturer SKU: TUN6892190
• Item label: SNMG120408 AH6235 Tungaloy turning insert
• Manufacturer: Tungaloy

Key dimensions

• Insert size: 12 mm
• Plate thickness: 4.76 mm
• Corner radius: 0.8 mm
• Included angle: 90°
• Relief angle: 0°
• Hole style: cylindrical
• Plate form: square

Materials & features

• Material: carbide
• Coating: PVD
• Grade: AH6235
• Application: turning (external and internal)
• Suitable for: stainless steels, interrupted cuts
• Chipbreaker: double-sided
• ISO-standard insert, compatible with standard holders
• System composition: insert + holder/boring bar + backing/clamp + screws

FAQ

What materials is this insert best suited for? The SNMG120408 AH6235 insert is formulated for stainless steels and is particularly effective in interrupted cutting scenarios where edge toughness is required.

Can the insert be used for internal turning as well as external turning? Yes, the SNMG120408 geometry and the double-sided chipbreaker allow use in both external and internal turning operations when mounted in appropriate holders.

How does the AH6235 grade affect tool life and reliability? The AH6235 grade offers a tougher carbide substrate with PVD coating, which improves resistance to chipping and provides more consistent wear behaviour under unstable cutting conditions.

What must be considered when selecting a compatible holder? Compatibility depends on matching the insert’s form, relief angle, tolerance class, clamping method, size and thickness; the ISO standardisation of this insert simplifies holder selection.

Is the insert suitable for high‑speed finishing operations? The AH6235 grade emphasises toughness for interrupted cuts and stainless steels rather than prioritising maximum cutting speeds; for ultra‑high‑speed finishing, a different grade optimised for higher speed may be preferable.

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.