RCMT09T300-RM4 WSM20S RM4 Wendeplatten - Walter Tools

Combine the Tiger·tec Silver cutting grade WSM20S with the RM4 chipbreaker and a round geometry to achieve stable edge life and reliable chip control when machining stainless steels and heat‑resistant superalloys; order the RCMT09T300‑RM4 WSM20S via Metav Werkzeuge or request consultation from our technical team for application advice.

RCMT09T300‑RM4 WSM20S turning insert — round insert for stainless steels and superalloys (Walter Tools)

The RCMT09T300‑RM4 WSM20S is a round indexable turning insert from the Tiger·tec Silver series, engineered for secure chip formation and stable cutting edges when machining demanding materials such as stainless steels and heat‑resistant superalloys.

• Tiger·tec Silver grade WSM20S
• RM4 chipbreaker for reliable chips
• Round insert for versatile indexing

Consistent performance on difficult‑to‑machine materials

The combination of the WSM20S grade and the Tiger·tec Silver technology delivers a coated carbide substrate engineered for thermal stability and wear resistance. This makes the insert particularly suited to work on stainless steels and superalloys, materials that are prone to workhardening and elevated cutting temperatures. The built‑in RM4 chipbreaker promotes predictable chip formation, reducing risks of built‑up edge and secondary finishing. For production environments where reproducibility and reduced rework are priorities, this geometry and grade offer a clear operational advantage.

Geometry that enhances process flexibility and edge stability

The round insert shape with a relief angle of 7° and a minimal corner radius (0) supports multiple indexable cutting edges and smooth lead‑ins on curved profiles. The T3 thickness contributes to a compact, stable mounting in compatible toolholders, while the tolerance class M ensures consistent fit and repeatability in high‑precision setups. These geometric elements translate into less fixture re‑adjustment and steady machining results, especially when switching between roughing and semi‑finishing operations on the same component.

Application scope and process reliability

Designed for sectors that machine high‑temperature alloys and corrosion‑resistant components, the insert’s properties focus on maintaining a stable cutting edge under thermal and mechanical loads. The WSM20S grade is tuned for heat resistance and robust edge behaviour, which supports longer intervals between index changes and contributes to predictable tool life. When used with appropriate cutting parameters, the insert helps maintain surface integrity and reduces the incidence of scrap or rework, improving overall process efficiency.

For tailored recommendations on cutting data and toolholder compatibility for Walter Tools Tiger·tec Silver inserts, contact Metav Werkzeuge for specialist support at info@metav-werkzeuge.com or call +49 2822 7131930 — Metav Werkzeuge supplies genuine Walter Tools inserts and application advice.

Technical data

• Article number: RCMT09T300-RM4-WSM20S-WALTER
• SKU: RCMT09T300-RM4-WSM20S-WALTER
• Product type: Drehwendeschneidplatte
• Designation: RCMT09T300-RM4 WSM20S
• Series: Tiger·tec Silver

Numbers / Core technical data

• Relief angle: 7°
• Plate size: 09
• Thickness: T3
• Corner radius: 0
• Tolerance class: M

Design / Special features

• Chipbreaker: RM4
• Shape: round
• Grade: WSM20S
• Material suitability: S / M
• Suitable for: stainless steels (M) and heat‑resistant superalloys/titanium (S)

FAQ

What materials is this insert suitable for?
The RCMT09T300‑RM4 WSM20S insert is suitable for stainless steels and heat‑resistant superalloys (material groups M and S) thanks to the Tiger·tec Silver grade and the RM4 chipbreaker.

How does the RM4 chipbreaker affect machining?
The RM4 chipbreaker on this Walter Tools insert promotes controlled chip formation and reduces the risk of built‑up edge, enhancing process stability during turning of difficult materials.

Is the round geometry advantageous for specific operations?
Yes, the round insert geometry allows multiple indexable cutting edges and smooth contouring, making it a versatile choice for profiling and operations requiring consistent edge engagement.

What does tolerance class M mean for tool setup?
Tolerance class M indicates a medium tolerance band for the insert dimensions, supporting repeatable seating and secure clamping in precision toolholders for consistent results.

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

Protected trademarks and trade names are the property of their respective owners. Brand names are mentioned for explanatory purposes only and do not indicate any affiliation with our company. The offered item is original, brand‑new goods from the manufacturer Walter Tools.