SEHT1204AFN WSM35G WSM35G Wendeplatten - Walter Tools

Take advantage of the combination of high thermal resistance, stable chip control, and consistent edge life to increase throughput in demanding milling operations; order directly via Metav Werkzeuge or consult our specialists for application support.

SEHT1204AFN WSM35G milling indexable insert by Walter Tools — Tiger·tec Gold coated, for hard-to-machine materials

SEHT1204AFN WSM35G is a Tiger·tec Gold-coated milling insert designed for productive machining of rostfreier Stahl and heat-resistant superalloys, offering a robust edge for long production runs

• Tiger·tec Gold coating for thermal stability
• Optimised for rostfreier Stahl and superalloys
• Square 90° shape for rigid milling cuts
• 20° free angle for effective chip control

Designed for reliable performance in difficult-to-cut alloys

The SEHT1204AFN WSM35G insert combines a WSM35G coated cemented carbide grade with the Tiger·tec Gold technology to deliver thermal resistance and improved wear behaviour during heavy milling. This combination reduces crater wear and supports stable chip formation, which lowers the risk of unexpected tool changes and keeps machining processes predictable. The surface coating reduces friction at the cutting edge and helps maintain dimensional accuracy over longer cycles, translating into fewer interruptions and a more efficient production flow.

Longer tool life and consistent surface quality for demanding components

The coated grade was selected for its strength against heat and adhesion when machining materials that tend to work-harden. For components in rostfreier Stahl or in the S group (heat-resistant superalloys and titanium), the geometry and grade provide a balance between edge toughness and wear resistance. The result is fewer edge failures and more consistent part finish, which improves downstream processes and reduces rework. Explaining briefly: the coating acts as a thermal barrier and the substrate provides toughness — together these minimise both chipping and built-up edge formation.

Geometry that supports productive milling strategies

The square 90° form and 20° free angle are intended to provide rigidity and predictable cutting forces in slotting and face milling operations. Square inserts give high stability for interrupted cuts and allow positive engagement for a secure clamping setup. The specified size and thickness align with standard cutter bodies for straightforward tool assembly and replacement. Where chip evacuation is critical, the chosen free angle aids in directing chips away from the cutting zone, helping to avoid recutting and excessive heat input.

Practical application guidance and process benefits

This insert is particularly suited to shops facing recurring tasks in rostfreier Stahl and superalloys where process reliability is paramount. Using the WSM35G grade reduces the need for overly conservative cutting parameters and enables higher metal removal rates while keeping tool change intervals predictable. For those less familiar with coated carbide technology: coated cemented carbide means a hard substrate with a wear-resistant surface layer — a common, proven solution for industrial metalcutting. For setup recommendations or parameter windows, process engineers can match cutter body, spindle speed and feed to the insert size to achieve the intended productivity gains.

For milling applications requiring high thermal and edge stability, contact Metav Werkzeuge for tailored recommendations and ordering support — Metav Werkzeuge is available to advise on tooling integration and process optimisation, eMail: info@metav-werkzeuge.com, Tel: +49 2822 7131930

Technical data

• Article number: SEHT1204AFN-WSM35G-WALTER
• Label: Fräswendeschneidplatte SEHT1204AFN WSM35G Walter Tools
• Grade: WSM35G
• Series: Tiger-tec Gold
• Form: Quadrat 90°
• Free angle: 20°
• Size designation: 12
• Thickness designation: 04
• Tolerance class: H

Facts

• Free angle: 20°
• Form angle: 90°
• Size: 12
• Thickness: 04
• Tolerance class: H

Special features

• Coating: Tiger·tec Gold
• Material groups: S / M
• Suitable material: rostfreier Stahl
• Application focus: hard-to-machine materials, depending on geometry also suitable for rostfreier Stahl and heat-resistant superalloys and titanium
• Substrate: coated cemented carbide

FAQ

What materials is this insert best suited for?
The SEHT1204AFN WSM35G insert is optimised for rostfreier Stahl and the S group (heat‑resistant superalloys and titanium), offering a balance of wear resistance and edge stability.

How does the Tiger·tec Gold coating improve performance?
Tiger·tec Gold reduces friction and increases thermal resistance on the cutting edge of the WSM35G grade, which helps to control wear and maintain cutting geometry over longer runs.

What benefits does the square 90° shape provide in milling?
A square 90° form gives high rigidity and favourable cutting angles for face milling and interrupted cuts, enabling secure clamping and consistent cutting forces.

Is this insert suitable for high-metal-removal-rate operations?
Yes, the combination of the WSM35G grade and coating supports increased metal removal rates while maintaining edge life, provided cutter body and parameters are matched appropriately.

What does the 20° free angle mean for chip control?
The 20° free angle helps direct chips away from the cutting zone and reduces the tendency to recut chips, improving surface finish and heat management.

Manufacturer/Responsible: Walter Deutschland GmbH, Derendinger Straße 53, 72072 Tübingen

Protected trademarks and brand names remain the property of their respective owners. Walter Tools is mentioned for explanatory purposes and the offered item is an original, factory-new product of the manufacturer.