SNMG 120408 T6215 Wendeplatten - Tungaloy

Take advantage of a CVD-coated carbide grade tailored for stainless steel turning, combined with a precise corner radius 0.8 mm and a square ISO form for predictable chip control; order directly via Metav Werkzeuge or consult the technical team for application-specific advice.

SNMG 120408 T6215 turning insert — Tungaloy, CVD-coated carbide for stainless steel

SNMG120408 T6215 is an ISO-indexable turning insert designed for external and internal turning of stainless steels under stable to slightly interrupted conditions, delivering consistent chip formation and extended wear resistance.

• CVD-coated carbide grade T6215
• Optimised for turning stainless steels
• Square ISO insert, corner radius 0.8 mm
• Double-sided chipbreaker with cylindrical hole

Consistent production with proven wear resistance

The CVD-coated carbide composition of this insert provides reliable abrasion resistance and thermal stability during continuous turning operations. The coating chemistry of T6215 reduces flank wear and maintains cutting-edge integrity, which translates into fewer tool changes and steadier surface quality. As a result, productivity can improve through longer, predictable tool life and reduced downtime for insert changes.

Predictable chip control and machining stability

The double-sided chipbreaker design and square geometry deliver repeatable chip separation, aiding coolant flow and evacuation in stainless-steel turning. The cylindrical hole and standard ISO form ensure secure clamping in compatible holders, while the 0° clearance angle and 90° lead support neutral cutting forces for many external turning tasks. These mechanical qualities help to prevent vibration and improve dimensional consistency on serial workpieces.

Easy integration into existing tool systems

As an ISO indexable insert, the SNMG120408 fits into a broad range of external holders where form, tolerance class and thickness match. The 4.76 mm thickness and 12 mm plate size provide mechanical stiffness for stable cuts. Selection of the correct chipbreaker and grade makes the insert suitable for a wide span of stainless-steel alloys and typical turning set-ups, simplifying tooling decisions for production environments.

Application guidance for optimal results

For best outcomes with this grade, choose stable clamping and moderate feeds adapted to stainless-steel behaviour to avoid built-up edge formation. The corner radius 0.8 mm balances edge strength and surface finish; a larger radius improves tool life, while a smaller radius favours finer finishes. Where interrupted cuts occur intermittently, the wear-resistant coating preserves edge life; in heavily interrupted or roughing conditions, consider holder rigidity and chip evacuation measures first.

For machining-critical turning of stainless steels, contact Metav Werkzeuge for tailored advice on the Tungaloy T6215 SNMG120408 insert or to request specification support at info@metav-werkzeuge.com or +49 2822 7131930

Technical data

• Article number: 6875707
• SKU: 6875707-Tungaloy
• Manufacturer SKU: TUN6875707
• Manufacturer: Tungaloy

Core technical data

• ISO designation: SNMG120408
• Grade / coating: T6215 (CVD-coated carbide)
• Corner radius: 0.8 mm
• Plate size: 12 mm
• Plate thickness: 4.76 mm
• Clearance angle: 0°
• Lead / angle: 90°

Materials and special features

• Material: carbide
• Shape: square
• Hole: with cylindrical hole
• Chipbreaker: double-sided
• Typical application: external and internal turning
• Model series: ISO indexable turning inserts

FAQ

What materials is this insert intended for?
The SNMG120408 T6215 insert is engineered primarily for machining stainless steels, offering wear resistance and chip control suitable for stable to lightly interrupted turning.

Is the insert reversible and how many edges are usable?
The square geometry and double-sided chipbreaker make the insert reversible; multiple cutting edges are available by indexing the insert in accordance with the holder and system requirements.

Which holder features are required for correct compatibility?
Compatibility depends on holder form, tolerance class, fastening method, size and thickness; use an ISO-compatible external holder matched to SNMG120408 dimensions and the 4.76 mm plate thickness.

How does the T6215 coating benefit production runs?
The T6215 CVD coating enhances thermal resistance and reduces flank wear, supporting longer tool life and more consistent surface finishes across batch production.

Can the insert be used for finishing as well as roughing?
Yes; with appropriate feeds and speeds the corner radius 0.8 mm supports a balance of edge strength and finish. For heavy roughing, assess clamping rigidity and cutting parameters first.

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.