VBMT160404-MM4 WSM30S MM4 Wendeplatten - Walter Tools

Take advantage of a high‑performance grade and optimised geometry for reliable machining of demanding materials; the combination of the WSM30S cutting grade and the Tiger‑tec Silver technology delivers stable chip formation and extended tool life. Order the VBMT160404‑MM4 WSM30S insert directly via Metav Werkzeuge or ask the consultants for application support.

VBMT160404‑MM4 WSM30S — Turning indexable insert with Tiger‑tec Silver grade by Walter Tools

The VBMT160404‑MM4 WSM30S is an indexable turning insert designed for heavy‑duty machining of stainless steels and heat‑resistant alloys, with a Rhombus 35° geometry for versatile turning applications.

• Tiger‑tec Silver grade WSM30S for tough materials
• Rhombus 35° geometry with 0.4 mm corner radius
• 5° clearance angle for axial stability
• MM4 chipbreaker for secure chip control

High‑performance grade for demanding materials

The VBMT160404‑MM4 WSM30S insert is built on Tiger‑tec Silver technology to meet the challenges of machining stainless steel and heat‑resistant superalloys. The coated carbide grade provides a balance of thermal resistance and edge stability, which reduces the tendency for built‑up edge and supports a consistent cutting edge under elevated temperatures. This results in fewer interruptions for edge dressing and a more predictable tool life in serial production.

Geometry that secures cutting stability and surface quality

The Rhombus 35° shape and a 0.4 mm corner radius deliver a versatile cutting profile suitable for light profiling and medium roughing. With a 5° clearance angle the insert reduces axial rubbing and helps maintain dimensional accuracy when turning slender parts or when tool approach angles vary. The MM4 chipbreaker is tuned for controlled chip segmentation in sticky, work‑hardening materials, lowering the risk of chip entanglement and improving surface finish without compromising metal removal rates.

Productivity advantages on the shop floor

Choosing this insert supports efficient cycles: the coated grade extends edge life, the chipformer promotes reliable chip flow, and the insert geometry enables stable cutting at productive feeds and speeds. For production environments where process reliability and repeatability matter, the insert contributes to reduced downtime and consistent part quality. The combination of grade and geometry often leads to lower tooling costs per component through extended edge life and fewer insert changes.

Practical guidance for selection and use

When selecting the insert, match the WSM30S grade with workpiece materials identified as stainless steels or high‑temperature alloys. Use holders and clamping systems rated for the VBMT shape to preserve the intended clearance and rake orientation. Where possible, monitor cutting temperatures and adjust cutting speed to balance thermal load and tool life: the coated grade tolerates elevated heat but benefits from optimised cutting parameters to extend service life and secure surface integrity.

Contact Metav Werkzeuge for application advice and to secure the VBMT160404‑MM4 WSM30S insert; email info@metav-werkzeuge.com or call +49 2822 7131930

Technical data

• Article number: VBMT160404‑MM4‑WSM30S‑WALTER
• Label: Drehwendeschneidplatte VBMT160404‑MM4 WSM30S Walter Tools
• Product type: Drehwendeschneidplatte

Facts

• Clearance angle: 5°
• Corner radius: 0.4 mm
• Insert size: 16 (VBMT designation)
• Thickness designation: 04

Special features

• Grade: WSM30S (Tiger‑tec Silver coated carbide)
• Geometry: Rhombus 35°
• Chipbreaker: MM4
• Suitability: stainless steel and heat‑resistant superalloys (S / M)
• Tolerance class: M
• Execution: T

FAQ

What materials is this insert suited for?
The VBMT160404‑MM4 WSM30S insert is designed primarily for stainless steel and heat‑resistant superalloys; the WSM30S grade offers thermal resistance and edge stability for these groups.

How does the MM4 chipbreaker help in machining?
The MM4 chipbreaker promotes controlled chip formation for sticky or work‑hardening materials, reducing chip entanglement and improving surface finish during continuous turning operations.

Which geometry applications are ideal for a Rhombus 35° insert?
A Rhombus 35° shape suits versatile turning tasks, including light profiling and medium roughing, offering good access in confined features and reliable corner strength with a 0.4 mm radius.

Can the insert be used at high cutting speeds?
The Tiger‑tec Silver coating enhances thermal resilience, allowing elevated cutting speeds compared with uncoated grades; however, optimal speeds depend on the specific alloy and rigidity of the setup.

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

The Walter AG (brand representation: Walter Tools) is among 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 protected terms are mentioned solely for explanatory purposes. There is no affiliation between our company and the named brands. The offered item is original, factory‑new merchandise from the stated manufacturer.