SNMG120412-NRS WSM30S WSM30S Wendeplatten - Walter Tools

High-efficiency turning for demanding materials: the combination of the WSM30S grade with Tiger·tec Silver coating and the NRS chipformer provides reliable chip control and extended edge life during the machining of stainless steel and heat-resistant alloys; order the SNMG120412-NRS WSM30S directly via Metav Werkzeuge or ask our consultants if needed.

SNMG120412-NRS WSM30S indexable turning insert — Tiger·tec Silver coated, 1.2 mm corner radius, Walter Tools

The SNMG120412-NRS WSM30S is a square 90° indexable turning insert designed for robust machining of stainless steel and heat-resistant superalloys in industrial turning applications.

Tiger·tec Silver coating for heat resistance Optimised NRS chipformer for secure chip control 0° negative rake for robust cutting performance Suitable for stainless steel and superalloys

High-temperature stability for constant throughput

The combination of the WSM30S carbide grade and Tiger·tec Silver coating delivers a heat-resistant cutting edge that maintains performance under thermal stress. This grade is formulated for components that generate high cutting temperatures, so the insert supports longer cutting intervals and stable dimensional results. The coating reduces flank wear and helps preserve surface finish, resulting in fewer tool changes and a smoother production flow.

Predictable chips and enhanced process security

Equipped with the NRS chipformer, the insert produces short, controllable chips even when cutting tough-to-machine alloys. The geometry—featuring a 0° negative rake—creates a strong cutting edge that resists chipping and tolerates interrupted cuts. Together, these features reduce unplanned downtime and simplify chip handling, which supports higher machine utilisation and more predictable cycle times.

Suited to stainless steel and high-alloy materials

This insert is specified for material groups S and M: Superalloys and stainless steel. Superalloys and stainless steels are prone to work hardening and thermal concentration; the WSM30S grade is tuned to promote reliable chip formation and to protect the cutting edge in these conditions. For operations where consistent surface integrity and dimensional stability matter, this insert provides a pragmatic balance between edge strength and wear resistance.

Geometry and tolerance for versatile turning operations

The square 90° form with a 1.2 mm corner radius and tolerance class M supports a wide range of turning tasks, from medium-duty profiling to more demanding shoulder work. The insert designation reflects its robustness and repeatability in production environments. Where process planners require predictable tool life and clear specification margins, this insert's geometry and grade simplify tool selection and process documentation.

For assistance selecting grades, compatible holders or recommended cutting parameters for Walter Tools' Tiger·tec Silver inserts, contact Metav Werkzeuge for tailored advice at info@metav-werkzeuge.com or by phone on +49 2822 7131930

Technical data

• SKU: SNMG120412-NRS-WSM30S-WALTER
• Designation: SNMG120412-NRS WSM30S
• Product type: Indexable turning insert (square 90°)
• Manufacturer: Walter Tools
• Grade: WSM30S
• Series: Tiger·tec Silver

Facts

• Insert size: 12 mm
• Corner radius: 1.2 mm
• Thickness designation: 04
• Relief angle: 0° (negative)
• Tolerance class: M
• Chipformer: NRS

Special features

• Coating: Tiger·tec Silver
• Suitable for: stainless steel, Superalloys, titanium
• Geometry: Square 90°
• Application focus: Heavy-duty and heat-prone turning operations

FAQ

What materials is this insert best suited for?
The SNMG120412-NRS WSM30S is intended primarily for stainless steel and heat-resistant Superalloys; the WSM30S grade and Tiger·tec Silver coating enhance edge life under thermal load.

How does the NRS chipformer affect machining?
The NRS chipformer promotes secure, short chips during turning, improving chip evacuation and reducing the risk of chip-related disturbances when using the SNMG120412-NRS insert.

What does the 0° negative rake mean for tool selection?
A 0° negative rake provides a robust cutting edge that tolerates higher cutting forces and intermittent cuts; it is suitable when process stability and edge strength are priorities for inserts like this SNMG120412-NRS WSM30S.

Can this insert be used for finishing operations?
Yes—the square 90° shape with a 1.2 mm corner radius supports both medium machining and finishing tasks, offering a compromise between strength and achievable surface quality.

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

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