WNMG080408-MU5 WPP20G WPP20G Wendeplatten - Walter Tools

Take advantage of a proven combination of Tiger·tec Gold coating and a MU5 chipbreaker for dependable steel machining; the Trigon 80° geometry with a 0.8 mm corner radius delivers stable cutting and consistent surface quality. Order or request technical advice via Metav Werkzeuge for an efficient production setup.

WNMG080408-MU5 WPP20G turning insert by Walter Tools — Trigon 80°, MU5 chipbreaker

The WNMG080408-MU5 WPP20G is an indexable turning insert engineered for ISO P (steel) applications, combining a Tiger·tec Gold coated carbide grade with a robust geometry for productive turning.

• Tiger·tec Gold coated carbide for steel
• Trigon 80° insert with 0.8 mm corner radius
• MU5 chipbreaker for reliable chip control
• 0° negative rake for robust turning operations

Consistent performance through advanced coating technology

The Tiger·tec Gold technology and the WPP20G grade provide a coated carbide substrate optimised for the typical heat and chip formation encountered when machining steel (ISO P). The coating reduces abrasive wear and maintains edge integrity, which translates into longer tool life and fewer indexings. In practical terms, this means reduced tool-change downtime and better predictability in batch production, supporting tighter process windows and more consistent part tolerances.

Geometry designed to balance strength and surface quality

The Trigon 80° form combined with a 0.8 mm corner radius and a 0° negative rake creates a geometry that enhances stability at the cutting edge. The large included angle of the Trigon shape distributes cutting forces, helping to protect the cutting edge under interrupted cuts or tougher workpiece conditions. As a result, the insert supports robust roughing as well as semi-finishing operations while maintaining good surface quality on turned components.

Reliable chip control for uninterrupted productivity

The MU5 chipbreaker is engineered to shape and evacuate swarf consistently in steel turning, reducing the risk of entanglement and machine stoppages. Good chip control contributes directly to process reliability on automated lathes and reduces manual intervention during production. Combined with the coating and geometry, the insert offers a predictable wear pattern, enabling planning of tool index intervals and supporting efficient production cycles with lower scrap rates.

For technical recommendations on applying Walter Tools turning inserts with the Tiger·tec Gold grade in steel machining, contact Metav Werkzeuge for tailored advice and cutting data support.

Technical data

• SKU: WNMG080408-MU5-WPP20G-WALTER
• Designation: WNMG080408-MU5 WPP20G
• Grade: WPP20G
• Series: Tiger·tec Gold
• Manufacturer: Walter Tools

Facts

• Size: 08
• Thickness: 04
• Corner radius: 0.8 mm
• Rake angle: 0° (negative)
• Tolerance class: M

Special features

• Trigon 80° insert form
• MU5 chipbreaker
• Coated carbide
• Suitable for steel (ISO P)

FAQ

What materials is this insert intended to machine?
The WNMG080408-MU5 WPP20G insert from Walter Tools is designed primarily for steel (ISO P), with its coating and substrate tuned to the thermal and metallurgical characteristics of steels.

What advantages does the Tiger·tec Gold grade deliver?
Tiger·tec Gold on the WPP20G grade gives improved wear resistance and thermal stability, which helps to extend the life of the insert and deliver consistent results under typical steel turning conditions.

How does the 0° negative rake affect cutting behaviour?
A 0° negative rake increases edge strength and makes the insert more robust in heavy or interrupted cuts; it helps maintain a stable cutting edge but may raise cutting forces compared with positive rake geometries.

What is the role of the MU5 chipbreaker?
The MU5 chipbreaker on this turning insert is configured to control swarf formation and evacuation in steel machining, improving process reliability and reducing the likelihood of chip-related interruptions.

How can the designation WNMG080408-MU5 be interpreted?
The designation indicates a trigon 80° insert form (WNMG), a nominal size code (08), a thickness code (04), a corner radius of 0.8 mm, and the MU5 chipbreaker specification—the full SKU WNMG080408-MU5-WPP20G-WALTER identifies the coated grade and manufacturer.

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

Protected trademarks and trade names are the property of their respective owners. Brand names and registered trademarks are mentioned solely for explanation and comparison. There is no affiliation between our company and the named manufacturers. The offered item is an original, brand-new product from the respective manufacturer. The Walter AG (brand appearance: Walter Tools) with headquarters in Tübingen is a globally recognised manufacturer of precision tools for metalworking and is part of the Sandvik Group.