CNMG160612-NRS WSM30S WSM30S Wendeplatten - Walter Tools

With a combination of Tiger·tec Silver coating and the WSM30S grade, this insert offers enhanced thermal resistance and stable edge life in the machining of demanding alloys; its rhombic 80° form with a 1.2 mm corner radius supports consistent chip control and predictable tool performance. Order the insert directly via Metav Werkzeuge or contact the consultants for application-specific advice.

CNMG160612-NRS WSM30S indexable turning insert — Tiger·tec Silver, for rostfreier Stahl and superalloys (Walter Tools)

A CNMG160612-NRS WSM30S is a negative-geometry, rhombic 80° indexable turning insert optimised for machining rostfreier Stahl and heat-resistant superalloys; designed for secure chip formation and high thermal load resistance.

• Tiger·tec Silver coating for high thermal resistance
• Suitable for rostfreier Stahl and superalloys
• Rhombic 80° form with 1.2 mm corner radius
• Negative 0° geometry for stable cutting

High thermal stability for demanding materials

The WSM30S grade, combined with the Tiger·tec Silver coating, is engineered to cope with the heat and adhesion tendencies of rostfreier Stahl and nickel‑based superalloys. The coating enhances oxidation resistance at elevated temperatures and reduces flank wear, which leads to more predictable cutting edge stability and longer tool life. For production environments where thermal load and built-up edge are common, this combination provides a rational improvement in process stability and reduces unscheduled tool changes.

Reliable chip control and surface quality

Built around a chipbreaker NRS and a rhombic 80° geometry, the insert generates controlled chip forms that ease evacuation in turning operations and contribute to a consistent surface finish. The 1.2 mm corner radius balances edge robustness with acceptable surface roughness, making the tool suitable for roughing-to-finishing transitions. Clear, measurable benefits include fewer interrupted cuts and reduced machining variability, which supports higher first‑pass yields and more efficient cycle times.

Geometry and handling for process security

The negative 0° relief angle provides stable cutting forces and is particularly beneficial on heavy interrupted cuts and hard workpiece zones. The CNMG160612-NRS format allows easy seating in standard toolholders while offering a robust cutting edge profile. Tolerance class M ensures consistent seating and repeatability, aiding in quick re‑indexing and minimising setup times — a direct advantage for batch production and mixed‑lot manufacturing.

Practical suitability and application scope

This insert is specified for materials in ISO groups M (rostfreie Stähle) and S (heat‑resistant superalloys and titanium), reflecting a wide application range in aerospace, energy and medical component machining. The product series emphasises stable chip formation and reliable edge life under demanding conditions. When integrating into existing tool systems, compatibility with common clamping systems and standard CNMG seatings simplifies adoption and reduces adaptation effort.

Contact Metav Werkzeuge for tailored application advice, availability and specification sheets for Walter Tools CNMG160612-NRS WSM30S — email info@metav-werkzeuge.com or call +49 2822 7131930 to discuss requirements and delivery options

Technical data

• SKU: CNMG160612-NRS-WSM30S-WALTER
• Article designation: CNMG160612-NRS WSM30S
• Product type: Indexable turning insert
• Manufacturer: Walter Tools
• Series: Tiger-tec Silver

Core data

• Inscribed circle / size: 16
• Corner radius: 1.2 mm
• Thickness: 06
• Geometry: Rhombic 80°
• Relief angle: 0° (negative)
• Grade: WSM30S
• Chipbreaker: NRS
• Tolerance class: M

Design & special features

• Coating technology: Tiger·tec Silver
• Material suitability: rostfreier Stahl (ISO M)
• Material suitability: Superalloys / Titanium (ISO S)
• Application focus: Heavy duty machining, high thermal load
• Series characteristics: Stable chip formation, improved tool life

FAQ

What materials is the CNMG160612-NRS WSM30S suitable for?
The CNMG160612-NRS WSM30S (Walter Tools turning insert) is designed for rostfreier Stahl (ISO M) and heat‑resistant superalloys and titanium (ISO S), offering thermal resistance and stable chip control.

How does the Tiger·tec Silver coating benefit machining?
The Tiger·tec Silver coating on the WSM30S grade reduces oxidation and flank wear at elevated temperatures, which improves cutting edge life and process reliability during long and thermally demanding cuts.

What is the advantage of the negative 0° geometry?
Negative 0° relief provides robust cutting edge support and reduced vibration in heavy or interrupted cuts, contributing to consistent performance with the CNMG160612-NRS insert.

Can this insert be used for finishing passes?
Yes — with its 1.2 mm corner radius and controlled chip formation, the insert supports roughing and semi‑finishing; selecting suitable parameters will optimise surface quality and tool life.

Which chipbreaker is fitted to this insert and why does it matter?
The insert features the NRS chipbreaker, which promotes predictable chip shapes and evacuation, reducing the risk of entanglement and enhancing repeatability in production environments.

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

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