RCMT1204M0-FM4 WSM30S WSM30S Wendeplatten - Walter Tools

Benefit from the combination of Tiger‑tec Silver coating and the WSM30S grade for long tool life and secure chip control, plus the optimised FM4 chipbreaker and a 7° clearance for reliable machining of demanding alloys. Order the RCMT1204M0‑FM4 WSM30S directly via Metav Werkzeuge or consult our application specialists for cutting data.

RCMT1204M0-FM4 WSM30S indexable turning insert — Tiger‑tec Silver, 7° clearance, Walter Tools

A RCMT1204M0‑FM4 WSM30S indexable turning insert designed for demanding turning operations on stainless steels and heat‑resistant alloys, offering stable edge life and consistent chip control for productive workshops.

• Tiger‑tec Silver coated grade WSM30S
• Optimised FM4 chipbreaker
• 7° clearance for secure cutting
• Round RCMT form, 12 mm diameter

Stable chip control for secure production

The insert’s FM4 chipbreaker is engineered to promote consistent chip formation under variable cutting conditions. By controlling chip shape and evacuation, the geometry reduces the risk of chip entanglement and minimises interruptions during serial turning. This results in fewer stoppages, improved tool life and a predictable finish on workpieces made from tough alloys. The practical outcome is higher process stability and reduced secondary operations.

Coating and grade engineered for long tool life

Built on the Tiger‑tec Silver platform, the WSM30S grade combines a hard, wear‑resistant coating with a substrate optimised for thermal resilience. The coated carbide helps maintain a stable cutting edge when machining high‑temperature alloys and stainless steels, which typically generate heat and strain the cutting zone. That technical pairing translates into longer intervals between index changes and lower overall tooling cost per workpiece in batch production.

Geometry and clearance that improve surface quality

The round RCMT form and a 7° clearance angle contribute to a uniform contact pattern and reduced radial forces during turning. A moderate clearance angle supports edge strength while allowing precise plunge and profile turning where a round insert’s continuity is beneficial. Together, these geometric features support consistent surface integrity and repeatable dimensional control, especially when machining components that demand close tolerances.

Application fit and material scope

The insert is specified for materials classified under S / M: heat‑resistant superalloys and stainless steels. In practical terms, the grade and geometry are suited to components that require both thermal stability and edge robustness, such as turbine parts, fasteners in corrosive environments, and shafts with demanding surface requirements. For unfamiliar materials or mixed batches, consult machining data to adapt speeds and feeds to maintain the insert’s performance.

Contact Metav Werkzeuge for tailored cutting data, batch pricing and local availability of Walter Tools Tiger‑tec Silver inserts — call +49 2822 7131930 or email info@metav-werkzeuge.com to discuss optimal parameters for specific machines and materials

Technical data

• Article number / SKU: RCMT1204M0-FM4-WSM30S-WALTER
• Designation: RCMT1204M0-FM4 WSM30S
• Series: Tiger‑tec Silver
• Grade: WSM30S
• Shape: Round (RCMT)
• Chipbreaker: FM4

Facts

• Insert size: 12 mm
• Thickness designation: 04
• Clearance angle: 7°
• Tolerance class: M

Special features

• Coating technology: Tiger‑tec Silver
• Suitable materials: S / M
• Application: Heavy or difficult‑to‑machine alloys and, depending on geometry, stainless steels
• Edge and grade: Coated carbide grade WSM30S for thermal stability and wear resistance

FAQ

What materials is this insert suitable for? The RCMT1204M0‑FM4 WSM30S insert is specified for S and M groups; it is intended primarily for heat‑resistant superalloys and stainless steels, where thermal stability and edge robustness are required.

How does the FM4 chipbreaker affect machining? The FM4 chipbreaker on the RCMT‑form insert promotes controlled chip formation and evacuation, improving process stability and reducing the likelihood of chip‑related interruptions in turning cycles.

Can this insert be used for finishing operations? Yes, the combination of the Tiger‑tec Silver coating and the RCMT geometry supports consistent surface quality; adjust feed and speed to match the desired finish and the workpiece material.

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 imply any affiliation between our company and the named brands. The item offered is original, factory‑new goods of the manufacturer Walter Tools. The Walter AG brand (Walter Tools) is a leading producer of precision tools and is part of the Sandvik Group.