DNMG150604-NMS WSM20S WSM20S Wendeplatten - Walter Tools

The combination of a Tiger·tec Silver coated grade and a robust NMS chipbreaker delivers consistent productivity in difficult-to-machine alloys while reducing downtime; order inserts via Metav Werkzeuge or consult their specialists for application-specific advice.

DNMG150604-NMS WSM20S indexable turning insert — 0° negative rake, 0.4 mm nose radius — Walter Tools

The DNMG150604-NMS WSM20S is an indexable turning insert engineered for secure chip control and edge stability when machining rostfreier Stahl and heat‑resistant superalloys.

Tiger·tec Silver coated carbide grade WSM20S Optimised for rostfreier Stahl and superalloys Rhombic 55° form with 0.4 mm nose radius 0° negative rake for enhanced edge stability

Delivering reliable productivity in demanding materials

The Walter Tools grade WSM20S, part of the Tiger·tec Silver series, combines a coated carbide substrate with a geometry tailored for difficult-to-machine materials. The formulation supports stable chip control and helps to prevent built-up edge formation when working with rostfreier Stahl and nickel‑based alloys. The result is a predictable tool life and fewer unplanned tool changes, which directly benefits throughput and process efficiency. In industrial turning, consistent performance in challenging materials translates into reduced cycle-time variability and improved overall equipment effectiveness.

Precision surface quality with a compact geometry

The rhombic 55° form and 0.4 mm nose radius are designed to balance edge strength with the ability to generate a fine surface finish on critical components. A negative 0° rake improves the resistance of the cutting edge under heavy thermal load, which is common when machining superalloys and rostfreier Stahl. This geometry is particularly useful for finishing passes where dimensional control and surface integrity are priorities, enabling tighter tolerances without compromising edge life.

Process stability through targeted chip control

The NMS chipbreaker is configured to shape and evacuate chips efficiently under the cutting conditions typical for high‑alloy materials. Controlled chip formation reduces the risk of recutting and helps to maintain consistent surface quality. For production environments where repeatability matters, the combination of chipbreaker and Tiger·tec Silver coating contributes to a stable cutting edge and predictable wear behaviour, supporting longer productivity windows between index changes.

Integration and handling benefits for workshops

The insert's ISO designation and standard DNMG form ensure straightforward integration into widely used toolholder systems. The designation code signals the geometry and size family, simplifying procurement and inventory management for toolrooms. With the solid backing of Walter Tools' portfolio, the insert supports scalable process planning—from one‑off repairs to serial production—by offering a known, repeatable performance envelope for rostfreier Stahl and heat‑resistant superalloys.

Contact Metav Werkzeuge for tailored cutting data and to source Walter Tools Tiger·tec Silver WSM20S inserts for demanding rostfreier Stahl and superalloy applications

Technical data

• Article number: DNMG150604-NMS-WSM20S-WALTER
• ISO designation: DNMG150604-NMS WSM20S
• Product type: Drehwendeschneidplatte
• Manufacturer: Walter Tools
• Series: Tiger·tec Silver

Facts

• Inscribed circle: 15 mm
• Corner radius: 0.4 mm
• Rake angle: 0° (negative)
• Thickness code: 06
• Tolerance class: M

Special features

• Grade: WSM20S
• Chipformer: NMS
• Form: Rhombus 55°
• Execution: G
• Material suitability: S / M
• Application focus: rostfreier Stahl, heat‑resistant superalloys
• Coated carbide technology for improved edge life

FAQ

Is this insert suitable for rostfreier Stahl?
Yes. The WSM20S grade in the DNMG150604‑NMS geometry is specifically intended for rostfreier Stahl and provides improved chip control and edge stability for these materials.

What advantages does the 0° negative rake offer?
A 0° negative rake increases cutting edge strength and heat resistance; for the DNMG150604‑NMS WSM20S this helps to maintain a stable cutting edge when machining heat‑resistant alloys and heavy sections.

How does the NMS chipbreaker affect machining?
The NMS chipbreaker guides chips into compact, manageable forms to reduce recutting and assist safe evacuation, enhancing process reliability with the WSM20S grade.

Can this insert be used for finishing operations requiring fine surface finish?
Yes. The 0.4 mm nose radius and rhombic 55° form support good surface quality on finishing passes while retaining sufficient robustness for rostfreier Stahl and similar alloys.

What is the correct way to reference this article when ordering?
Use the full SKU DNMG150604‑NMS‑WSM20S‑WALTER or the ISO designation DNMG150604‑NMS WSM20S to ensure the correct insert and grade are supplied.

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

Protected trademarks and trade names are the property of their respective owners. Brand names are mentioned for explanatory purposes only; there is no affiliation between our company and the named brands. The offered article is original, factory‑new merchandise from the manufacturer.