RDMT1204M0-D57 WSM35G WSM35G Wendeplatten - Walter Tools

Take advantage of the combination of the Tiger·tec Gold coating, WSM35G grade and a 15° clearance angle for secure chip control in demanding stainless and superalloy milling; order the RDMT1204M0-D57 WSM35G milling insert directly via Metav Werkzeuge or consult the specialists for application-specific advice.

RDMT1204M0-D57 WSM35G milling indexable insert — Tiger·tec Gold, 15° clearance, Walter Tools

RDMT1204M0-D57 WSM35G is a round milling indexable insert engineered for controlled chip formation and stable cutting performance when machining stainless steels and heat‑resistant superalloys.

• Tiger·tec Gold coating for thermal stability
• 15° clearance angle for reliable cutting
• D57 chipbreaker for controlled chip formation
• Designed for stainless steel and superalloys

Consistent performance in demanding materials

The WSM35G grade from the Tiger·tec Gold series combines a wear‑resistant, coated carbide substrate with a geometry optimised for challenging materials. The insert’s round form and the D57 chipbreaker promote stable chip control, especially when processing tough stainless steels and heat‑resistant superalloys that tend to work‑harden and generate high temperatures. The result is fewer unexpected interruptions, reduced tendency for built‑up edge and a more predictable tool life, which supports steady production cycles and quality consistency.

Edge security and thermal stability explained

A 15° clearance angle reduces flank rubbing and helps maintain a clean cutting action under load; paired with the Tiger·tec Gold coating this provides thermal stability and resistance to edge breakdown. The coating enhances heat protection at the cutting edge while the substrate supports mechanical strength — together they deliver edge stability and reliable re‑indexing in multi‑flank operations. In practice, this means the insert keeps a sharper effective cutting edge for longer, which is particularly valuable when feeds and speeds are constrained by workpiece material properties.

Operational advantages for process security

The round geometry and standard designations make the insert straightforward to replace and index in common milling systems, improving uptime and simplifying tool inventory. Its suitability for the ISO material groups S and M supports flexibility across mixed production runs where both superalloys and stainless steels are present. By focusing on controlled chip flow and durable edge condition, the insert helps reduce cycle variability and supports consistent surface finish, so machining centres can run with greater confidence and fewer interventions.

Contact Metav Werkzeuge to specify the correct Walter Tools RDMT1204M0-D57 WSM35G solution for stainless and superalloy machining

Technical data

• Article number: RDMT1204M0-D57-WSM35G-WALTER
• Designation: RDMT1204M0-D57 WSM35G
• Product type: milling indexable insert
• Brand: Walter Tools
• Series: Tiger·tec Gold
• Grade: WSM35G

Facts

• Clearance angle: 15°
• Size designation: 12
• Thickness designation: 04
• Tolerance class: M

Special features

• Coating: Tiger·tec Gold
• Material groups: S / M
• Chipbreaker: D57
• Form: round
• Suitable for: stainless steels, heat‑resistant superalloys

FAQ

Which materials are suitable for this insert?
The RDMT1204M0-D57 WSM35G insert by Walter Tools is designed for ISO groups S and M, i.e. heat‑resistant superalloys and stainless steels, offering reliable chip control in both material families.

What benefit does the D57 chipbreaker provide?
The D57 chipbreaker promotes controlled fragmentation and evacuation of chips; in the WSM35G grade the chipbreaker works with the coated substrate to reduce built‑up edge and improve process stability.

Why is the 15° clearance angle important?
A 15° clearance angle minimises flank contact and rubbing during cutting, helping to preserve the cutting edge and maintain consistent surface quality under higher thermal and mechanical loads.

How is the insert designated and what does the size mean?
The RDMT1204M0-D57 designation describes the insert geometry and chipbreaker; the size designation "12" and thickness code "04" are manufacturer designations used to match the insert to the corresponding toolholder.

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

Protected trademarks and trade names are the property of their respective owners. Mention of brand names serves explanatory purposes only and does not indicate any affiliation between Metav Werkzeuge and the named manufacturers. The offered article is an original, factory‑new product of the stated manufacturer.