CNMG120404-NMS WSM10 WSM10 Wendeplatten - Walter Tools

Benefit from the combination of WSM10 coated carbide for demanding alloys, a precise Rhombic 80° geometry and the NMS chipbreaker for reliable chip control; order the CNMG120404-NMS WSM10 turning insert directly via Metav Werkzeuge or ask the consultants for application advice.

CNMG120404-NMS WSM10 turning insert by Walter Tools — Rhombic 80°, NMS chipbreaker

CNMG120404-NMS WSM10 is a robust indexable turning insert designed for stable machining of stainless steels and heat-resistant superalloys in precision turning applications

• Optimised for stainless steels and superalloys
• 0° negative rake for stable cutting
• Rhombic 80° shape for flexible turning
• NMS chipbreaker for consistent chip control

Stable, predictable cutting for demanding materials

The coated carbide WSM10 grade is developed for machining stainless steels (ISO M) and heat‑resistant superalloys/titanium (ISO S), delivering stable chip formation and extended edge life. The combination of the coating and a geometry tuned for tough materials reduces the tendency for built‑up edge and thermal softening, which means fewer unscheduled tool changes and more consistent component quality. For production environments where process reliability is critical, the insert’s construction supports higher productivity and repeatable results.

Geometry that supports precision and versatility

The Rhombic 80° profile and a corner radius of 0.4 mm provide a balance between edge strength and surface finish. The 0° (negative) rake angle increases cutting edge robustness under heavy or interrupted cuts, while the compact insert size (12) and thickness 04 permit use in a wide range of tool holders for facing, light roughing and finishing passes. The NMS chipbreaker is engineered for controlled chip segmentation in long, ductile workpieces, reducing the risk of snaring and improving swarf handling in automated turning centres.

Material and series advantages explained

As part of the Walter Schneidstoffsorte – Serie offen, this insert benefits from a coated carbide substrate tailored for high thermal loads and edge stability. In plain terms, the coating improves wear resistance and allows for higher cutting temperatures without premature flank wear, while the substrate maintains toughness to resist chipping. For shops processing corrosion‑resistant alloys or turbine materials, the WSM10 grade provides an economical route to longer tool life and fewer interruptions for tool changes, supporting steady cycle times and predictable throughput.

Contact Metav Werkzeuge for tailored recommendations on Walter Tools CNMG120404-NMS WSM10 inserts and application-specific tooling solutions

Technical data

• Article number: CNMG120404-NMS-WSM10-WALTER
• Product: Turning insert (indexable)
• Brand: Walter Tools

Facts

• Corner radius: 0.4 mm
• Free angle: 0° (negative)
• Inscribed circle / size: 12
• Thickness: 04
• Tolerance class: M

Special features

• Grade: WSM10 (coated carbide)
• Chipbreaker: NMS
• Shape: Rhombic 80°
• Series: Walter Schneidstoffsorte - Serie offen
• Material suitability: ISO M (stainless steels), ISO S (superalloys/titanium)

FAQ

What materials is this insert suited for?
The CNMG120404-NMS WSM10 turning insert is specified for stainless steels (ISO M) and heat‑resistant superalloys/titanium (ISO S), offering enhanced chip control and edge stability for these groups.

What benefits does the WSM10 grade offer?
WSM10 is a coated carbide grade that combines wear resistance with thermal stability, helping to maintain cutting performance and extend tool life when machining tough alloys.

How does the NMS chipbreaker improve machining?
The NMS chipbreaker produces consistent, segmented chips in ductile materials, improving swarf evacuation and reducing the likelihood of chip entanglement in automated turning operations.

Which cutting conditions favour the 0° negative rake?
The 0° negative rake enhances edge strength for interrupted or heavy cuts; it is particularly useful where robustness is prioritised over the lowest possible cutting forces.

Is the insert compatible with standard CNMG tool holders?
The CNMG120404-NMS WSM10 insert conforms to the CNMG geometry and fits holders designed for that ISO designation, enabling straightforward integration into existing turning tool setups.

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

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