SDMT120425-F57 WSM45X WSM45X Wendeplatten - Walter Tools

Take advantage of a coated carbide grade designed for the machining of difficult-to-cut alloys and stainless steel, combined with a robust F57 chipbreaker and a 15° relief for secure cutting performance; order the insert via Metav Werkzeuge or contact our consultants for tailored advice and application support.

SDMT120425-F57 WSM45X milling indexable insert by Walter Tools — 15° relief, 2.5 mm corner radius

SDMT120425-F57 WSM45X is a square milling insert engineered for demanding machining of stainless and high-temperature alloys, offering secure chip control and long tool life for heavy-duty milling applications.

• Coated carbide for demanding alloys
• F57 chipbreaker for controlled chip flow
• 15° relief angle for lower cutting forces
• 2.5 mm corner radius for edge strength

Consistent cutting performance in demanding alloys

The WSM45X grade is a coated carbide designed specifically for materials that are difficult to machine. The advanced coating and carbide combination promote stable cutting edges, reducing the tendency for built-up edge in stainless steel and heat-resistant superalloys. Stability at the cutting edge translates directly into fewer tool changes and more predictable cycle times, which supports continuous production and lowers overall machining costs. The insert geometry is balanced to preserve surface integrity while enabling reliable material removal in challenging workpiece conditions.

Optimised geometry for process security and surface quality

The F57 chipbreaker and 15° relief angle work together to control chip formation and reduce cutting forces. The chipbreaker grooves are tailored to break and evacuate chips efficiently during interrupted or continuous milling, minimising re-cutting and improving tool life. The square 90° format with a 2.5 mm corner radius provides a strong cutting edge that tolerates higher radial depths of cut, making the insert suitable for both roughing and semi-finishing operations where edge stability and repeatable surface quality are required.

Seamless integration with tool systems and economical productivity

The insert is supplied in the SDMT120425-F57 format with a compact size that integrates into common indexable milling holders. Classified with tolerance class M and a material suitability of S / M, it is intended for stainless steel and heat-resistant alloys, ensuring broad applicability across aerospace, power generation, and specialised manufacturing. Choosing this insert supports process reliability through longer tool life and predictable wear behaviour; reduced downtime and consistent component quality together yield measurable productivity gains.

For specification matching, cutting data recommendations or to source Walter Tools inserts like the SDMT120425-F57 WSM45X for stainless steel machining, contact Metav Werkzeuge at info@metav-werkzeuge.com or call +49 2822 7131930 for expert guidance and rapid delivery

Technical Data

• Article number: SDMT120425-F57-WSM45X-WALTER
• Designation: SDMT120425-F57 WSM45X
• Type: Milling indexable insert
• Series: Walter Schneidstoffsorte - Serie offen
• Grade: WSM45X
• Manufacturer: Walter Tools

Facts

• Relief angle: 15°
• Corner radius: 2.5 mm
• Shape: Square 90°
• Size: 12 mm
• Thickness: 4 mm
• Tolerance class: M

Special features

• Chipbreaker: F57
• Material suitability: S / M (heat-resistant alloys / stainless steel)
• Coating: Coated hardmetal (coated carbide)
• Execution: T

FAQ

What materials is this insert suited for?
The SDMT120425-F57 WSM45X insert is specified for stainless steel and heat-resistant superalloys (material groups M and S), making it suitable for tough, heat-retaining workpieces.

How does the F57 chipbreaker improve milling performance?
The F57 chipbreaker on this milling insert promotes controlled chip formation and evacuation, which reduces re-cutting, lowers cutting forces and enhances the durability of the cutting edge.

Which applications benefit most from the 2.5 mm corner radius?
A 2.5 mm corner radius provides increased edge strength for heavier cuts and interrupted milling, so roughing and semi-finishing operations in demanding materials gain the most benefit.

Is this insert compatible with standard indexable milling holders?
The SDMT120425-F57 format is designed to fit common square insert toolholders; compatibility should be confirmed against the holder specification before assembly.

What does the WSM45X grade offer compared with general-purpose grades?
WSM45X is a purpose-designed coated carbide grade optimised for thermal resistance and stable edge life in difficult-to-cut stainless steels and superalloys, offering improved process security over generic grades.

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

The Walter AG (brand appearance: Walter Tools) is one of the world’s leading manufacturers of precision tools for metalworking and is part of the Sandvik group. Protected trademarks and trade names are the property of their respective owners. Brand names and trademarks are mentioned for explanatory purposes only. There is no affiliation between our company and the mentioned brands. The offered item is an original, factory-new product of the manufacturer.