DNMG150612-MM5 WSM20S WSM20S Wendeplatten - Walter Tools

Take advantage of the combination of Tiger·tec Silver coating, MM5 chip control and a robust negative rake for dependable machining of stainless steels and high-temperature alloys; order the insert via Metav Werkzeuge or request technical advice from the consultants for process-specific recommendations.

DNMG150612-MM5 WSM20S turning insert (indexable) — Tiger·tec Silver, negative 0° (Walter Tools)

DNMG150612-MM5 WSM20S is an indexable turning insert designed for demanding machining of stainless steels and heat-resistant superalloys, combining a coated carbide grade with a stable chipbreaker geometry

• Tiger·tec Silver coated grade for heat resistance
• MM5 chipbreaker for controlled chip formation
• Rhombic 55° geometry for flexible tool engagement
• 1.2 mm corner radius for edge robustness

Maximise metalcutting performance on tough alloys

The coated carbide Tiger·tec Silver grade delivers a balance of thermal resistance and edge stability that directly improves process reliability when machining stainless steels and superalloys. The combination of the MM5 chipbreaker and the rhombic tool shape ensures repeatable chip formation and predictable cutting forces; this reduces the risk of built-up edge and unplanned stoppages. In practical terms, operators can expect more stable tool life and fewer interruptions in series production when replacing conventional grades with this indexable insert. The chipbreaker is engineered to break and evacuate chips efficiently at typical turning feed rates, which lowers the likelihood of surface damage and enhances cycle-time consistency.

Geometry and mounting that support versatile turning operations

The rhombic 55° outline and the negative 0° rake deliver a combination of entry stability and adaptability for different turning tasks. A 1.2 mm corner radius provides a robust cutting edge that copes well with interrupted cuts and higher radial engagement, while the tolerance class M signals suitability for precision turning in material group M. The insert’s denomination indicates its ISO-compatible form and grade, making it simple to integrate into established toolholders and parameter tables. For production engineers planning tool lists, this geometry allows flexible setup for both semi-finishing and heavier roughing steps without sacrificing edge life.

Reliability, economy and process reproducibility

Walter Tools’ carbide grade and coating technology are engineered to offer consistent results across batches, supporting high-volume machining with fewer tool changes. The insert’s construction — coated hardmetal with an optimised chipbreaker — reduces flank wear and maintains surface finish over longer tool life, improving overall productivity. The negative rake and sturdy edge provide mechanical strength at higher cutting forces, while the coating reduces thermal degradation during sustained cutting. For procurement and process planners, this translates into lower unit costs through extended insert life and fewer interruptions, while quality assurance benefits from more uniform part finish.

For tailored advice on integrating the Walter Tools Tiger·tec Silver DNMG150612-MM5 WSM20S insert into specific machining processes, contact Metav Werkzeuge for a process consultation at info@metav-werkzeuge.com or +49 2822 7131930; the sales team can recommend optimal cutting parameters and holder combinations.

Technical data

• SKU: DNMG150612-MM5-WSM20S-WALTER
• Item designation: DNMG150612-MM5 WSM20S
• Product type: indexable turning insert
• Series: Tiger·tec Silver
• Manufacturer: Walter Tools
• Grade / sort: WSM20S
• Chipbreaker: MM5

Facts

• Shape: Rhombic 55°
• Corner radius: 1.2 mm
• Size: 15
• Thickness: 06
• Rake angle: 0° (negative)
• Tolerance class: M
• Material code: S / M

Special features

• Coating: coated carbide (Tiger·tec Silver)
• Applications: stainless steels and heat-resistant superalloys (ISO group M, S)
• Robust edge for interrupted cuts
• Designed for stable chip formation and repeatable tool life

FAQ

What materials is this insert suitable for?
The DNMG150612-MM5 WSM20S insert is engineered for stainless steels and heat-resistant superalloys (ISO groups M and S) thanks to the Tiger·tec Silver coated carbide grade and MM5 chipbreaker.

How does the MM5 chipbreaker benefit production?
The MM5 chipbreaker on this Walter Tools insert shapes and segments chips for safe evacuation, reducing the risk of built-up edge and improving surface finish consistency during long production runs.

What does the negative 0° rake mean for cutting forces?
A negative 0° rake increases mechanical edge strength and is suited to higher radial engagement and interrupted cuts, resulting in improved resistance to chipping under heavy loads.

Can this insert be used for finishing operations?
Yes; the rhombic 55° geometry and a 1.2 mm corner radius offer a compromise between robustness and finish capability, allowing use in semi-finish and certain finishing passes depending on the setup.

How is repeatability ensured between batches?
The Tiger·tec Silver series and Walter Tools’ manufacturing processes provide consistent coating and carbide microstructure, which supports repeatable tool life and stable machining results.

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

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