RCMT1606M0-RM4 WSM20S Wendeplatten - Walter Tools

Take advantage of the combination of proven thermal stability, reliable chip control and precise cutting geometry to improve process security and component quality; order directly via Metav Werkzeuge or consult our technical advisors for cutting data and optimal insert selection.

Indexable insert RCMT1606M0-RM4 WSM20S — turning insert, Tiger·tec Silver, Walter Tools

The RCMT1606M0-RM4 WSM20S is a round indexable turning insert designed for machining stainless steels and heat-resistant superalloys, offering a balance of thermal resistance and stable edge performance.

• Tiger·tec Silver coating for thermal stability
• Optimised RM4 chipbreaker for secure chips
• Round RCMT form, 16 mm inscribed diameter
• 7° clearance angle for consistent cutting

Maximise process stability when machining tough alloys

The combination of the Tiger·tec Silver coating and the WSM20S grade provides measurable benefits when working with high-strength, heat-prone materials. The coating enhances thermal resistance and reduces crater wear, while the substrate and coating interaction support a stable cutting edge under elevated temperatures. This results in fewer interruptions for tool changes and a more predictable machining cycle when tackling stainless steels and heat‑resistant nickel‑based alloys.

Secure chip control and improved surface quality

The RM4 chipbreaker geometry is configured to generate compact, controllable chips across a range of feeds and depths of cut. For operations that require consistent surface finish and reduced secondary operations, this geometry reduces the risk of built-up edge and irregular chip formation. The circular insert form contributes to even wear distribution, helping to maintain a steady profile and consistent part quality over longer runs.

Reliable cutting geometry for repeatable performance

Featuring a clearance of 7° and the standard RCMT form factor, the insert supports stable cutting forces and predictable engagement with the workpiece. The size designation (inscribed diameter 16) and plate thickness 06 give clear mounting expectations for toolholders specified for this insert family. As a result, set‑up time is shortened and the process window becomes easier to reproduce across different workstations.

Application range and material suitability explained

This insert is graded for machining both stainless steel (ISO group M) and heat‑resistant alloys and titanium (ISO group S). Stainless steels typically demand tools that prevent adhesion and cope with high ductility, while superalloys and titanics impose thermal and mechanical loads on the cutting edge. The WSM20S grade is tuned to these demands by balancing edge toughness and thermal stability, enabling efficient turning of difficult‑to‑machine components with fewer interruptions.

Contact Metav Werkzeuge for tailored cutting data, availability of Walter Tools Tiger·tec Silver inserts and advice on optimal insert‑holder combinations — eMail: info@metav-werkzeuge.com | Phone: +49 2822 7131930

Technical data

• Article number: RCMT1606M0-RM4-WSM20S-WALTER
• Label: Drehwendeschneidplatte RCMT1606M0-RM4 WSM20S Walter Tools
• Product type: Turning indexable insert
• ISO designation: RCMT1606M0-RM4 WSM20S
• Brand: Walter Tools

Facts

• Inscribed diameter: 16
• Plate thickness: 06
• Clearance angle: 7°
• Tolerance class: M

Special features

• Coating: Tiger·tec Silver
• Grade: WSM20S
• Chipbreaker: RM4
• Insert form: Round (RCMT)
• Series: Tiger·tec Silver
• Execution: T
• Material suitability: stainless steel (M), heat‑resistant alloys and titanium (S)

FAQ

What materials is this insert suitable for?
The RCMT1606M0-RM4 WSM20S insert from Walter Tools is specified for stainless steel (ISO group M) and heat‑resistant alloys/titanium (ISO group S), offering a balance of edge toughness and thermal resistance.

How does the Tiger·tec Silver coating improve performance?
Tiger·tec Silver reduces thermal attack and enhances edge stability, so the WSM20S grade maintains cutting performance longer under high temperatures typical of stainless and superalloy turning.

Which chipbreaker should be selected for long turning cycles?
The RM4 chipbreaker on this insert produces compact, manageable chips, making it suitable for extended turning cycles where consistent chip evacuation and surface finish matter.

Is the RCMT form compatible with standard toolholders?
The RCMT form (16 inscribed diameter, plate thickness 06) fits conventional indexable toolholders designed for RCMT inserts; verify seat and clamping compatibility with the chosen holder.

What are the main production benefits of using this insert?
Using the WSM20S grade with Tiger·tec Silver coating and the RM4 chipbreaker increases process stability, reduces unscheduled tool changes and supports consistent surface quality in demanding materials.

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 and registered marks are mentioned for clarification only; there is no affiliation between our company and the named brands. The offered article is an original factory‑new product of the manufacturer.