DCMT11T312-MM4 WMP20G WMP20G Wendeplatten - Walter Tools

Take advantage of the combination of Tiger‑tec Gold coating and the MM4 chipbreaker for reliable machining of stainless steel; the insert’s 7° relief and 1.2 mm corner radius ensure stable cutting and predictable tool life. Order the insert directly via Metav Werkzeuge or consult our specialists for application support.

DCMT11T312-MM4 WMP20G Drehwendeschneidplatte (DCMT11T312-MM4 WMP20G) – Tiger‑tec Gold, MM4 chipbreaker, for stainless steel | Walter Tools

A compact DCMT11T312-MM4 WMP20G indexable turning insert engineered for medium to robust turning of stainless steel, combining coated carbide performance with controlled chip formation.

• Tiger‑tec Gold coating for extended tool life
• Chip control with MM4 breaker
• 7° relief angle for stable cutting
• Rhombic 55° geometry, 1.2 mm corner radius

Higher productivity through optimised coating and chip control

The combination of the Tiger‑tec Gold technology and the WMP20G grade delivers consistent cutting performance when machining stainless steel. The coated carbide substrate with advanced multilayer deposition reduces friction and thermal load, which improves wear resistance and supports longer tool life. With the integrated MM4 chipbreaker, the insert provides predictable chip segmentation under varying depths of cut, reducing the risk of built‑up edge and unplanned stops. This results in fewer tool changes and more productive turning cycles.

Improved surface quality and process stability

A carefully selected relief angle of 7° and a 1.2 mm corner radius contribute to stable cutting forces and a reliable cutting edge geometry. These features support a consistent surface finish while absorbing moderate variations in feed or material toughness typical of stainless steel. The controlled geometry helps maintain dimensional repeatability across batches, translating into lower rework rates and a more economical production flow over time.

Geometry designed for accessibility and versatility

The Rhombus 55° insert shape permits flexible approach angles and is suitable for a wide range of external and internal turning tasks. The size 11 plate with T3 thickness offers a balanced combination of rigidity and accessibility for common turning set‑ups. This geometry facilitates reaching shoulder radii and profiles while maintaining cutting stability, making the insert suitable for shops aiming for both precision and throughput.

Seamless integration into production workflows

Specified with a clear tolerance class M and produced to Walter Tools quality standards, the insert fits established toolholders and programming routines with minimal adjustment. Its WMP20G grade is optimised for the peculiarities of stainless steel — toughness, tendency to work‑harden, and heat sensitivity — which helps secure process windows and reduce cycle time variability. For shops seeking practical support, Metav Werkzeuge provides application advice and rapid delivery options to help integrate the insert into existing tooling systems.

Contact Metav Werkzeuge for tailored application support and fast supply of the Walter Tools DCMT11T312-MM4 WMP20G insert, and ensure optimal performance when machining stainless steel

Technical data

• SKU: DCMT11T312-MM4-WMP20G-WALTER
• Name: Drehwendeschneidplatte DCMT11T312-MM4 WMP20G
• Series: Tiger‑tec Gold
• Chipbreaker: MM4
• Grade: WMP20G
• Brand: Walter Tools

Facts

• Relief angle: 7°
• Corner radius: 1.2 mm
• Shape: Rhombic 55°
• Size: 11
• Thickness: T3
• Tolerance class: M

Special features

• Coated carbide (Tiger·tec Gold)
• Suitable for stainless steel
• Stable chip control
• Robust cutting edge
• Execution: T
• ISO designation: DCMT11T312-MM4 WMP20G

FAQ

What materials is the DCMT11T312-MM4 WMP20G best suited for?
The DCMT11T312-MM4 WMP20G is optimised for machining stainless steel; the WMP20G grade and Tiger‑tec Gold coating support secure chip formation and cutting edge stability in these materials.

How does the MM4 chipbreaker affect machining performance?
The MM4 chipbreaker on the Walter Tools insert promotes controlled chip segmentation and evacuation, improving process stability and reducing the risk of built‑up edge when turning stainless steel.

Can this insert be used in standard toolholders for Rhombus 55° plates?
Yes, the DCMT11T312-MM4 WMP20G follows common Rhombus 55° geometry and is compatible with standard toolholders designed for this insert form and size.

What are the main advantages of the Tiger‑tec Gold series on this insert?
Tiger‑tec Gold coating enhances wear resistance and thermal stability on the WMP20G grade, extending tool life and maintaining cutting performance under medium to robust conditions.

Is the corner radius suitable for finishing operations?
The 1.2 mm corner radius provides a compromise between edge strength and surface finish; it is suitable for many finishing and semi‑finishing applications on stainless steel when matched with appropriate feeds and speeds.

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

Protected trademarks and product names remain the property of their respective owners. Brand names and protected product designations are mentioned for explanatory purposes only. There is no connection between our company and the mentioned brands. The offered article is an original, factory‑new product of the manufacturer.