TNMG220404-MS3 WPP20G Wendeplatten - Walter Tools

Take advantage of the proven combination of Tiger·tec Gold coating and a precise 0.4 mm corner radius for stable chip formation and long tool life; order through Metav Werkzeuge or consult our specialists for application-specific recommendations.

TNMG220404-MS3 WPP20G triangular indexable turning insert for steel – Walter Tools

TNMG220404-MS3 WPP20G is a triangular indexable turning insert designed for general steel turning where reliable chip control and consistent edge life are required

• Tiger·tec Gold coated grade WPP20G
• 0.4 mm corner radius for robust cutting edges
• MS3 chipbreaker for controlled chip flow
• Negative 0° rake for stable cutting conditions

Greater productivity through a balanced cutting grade

The Tiger·tec Gold technology used in this grade combines a wear-resistant, coated carbide structure with a formulation tailored for common steel machining. The result is a cutting grade that balances wear resistance and toughness, meaning fewer unexpected tool changes and more productive cutting intervals. The coated substrate is engineered for thermal stability during typical steel turning operations, which improves tool life and reduces process variability in small-batch and series production.

Consistent chip control and surface finish

A purpose-designed MS3 chipbreaker and the insert’s triangular geometry deliver predictable chip formation and evacuation when machining steels (ISO group P). The 0.4 mm corner radius sustains a stable cutting edge under interrupted cuts and light finishing passes, helping to maintain a consistent workpiece surface finish. For operators unfamiliar with chipbreaker design, this means fewer manual interventions at the machine and a lower risk of chip-related downtime.

Robust mounting geometry for secure turning

The insert’s negative 0° rake and 60° triangular form provide a rigid cutting geometry that favours stable cutting forces and repeatable performance on a wide range of steel grades. The medium tolerance class M and the standard TNMG form make the part compatible with a broad selection of toolholders, simplifying inventory management. Specified thickness and inscribed circle dimensions ensure correct seating and clamping, which contributes directly to machinability and process reliability.

Application clarity and selection guidance

Intended for steel machining, the WPP20G grade is described as a universal choice within its class: it offers a compromise between wear resistance and toughness suitable for many turning tasks. For roughing with heavier cuts the toughness helps resist chipping, while for finishing the coating supports wear control. When defining cutting data, use the insert’s geometry—triangular 60°, 0.4 mm radius, negative 0° rake—to match toolholder geometry and achieve optimal cutting parameters.

Contact Metav Werkzeuge for tailored cutting data and application advice on Walter Tools Tiger·tec Gold inserts to secure consistent production outcomes

Technical Data

• Article number: TNMG220404-MS3-WPP20G-WALTER
• Designation: TNMG220404-MS3 WPP20G
• Product type: Indexable turning insert
• Manufacturer: Walter Tools

Facts

• Inscribed circle / size: 22
• Thickness: 04
• Corner radius: 0.4 mm
• Insert shape: Triangle 60°
• Rake angle: 0° (negative)
• Tolerance class: M

Special features

• Coating / series: Tiger·tec Gold
• Grade: WPP20G
• Chipbreaker: MS3
• Material application: Steel (ISO P)
• Execution: G

FAQ

What materials is this insert intended for?
This TNMG220404-MS3 WPP20G insert by Walter Tools is formulated primarily for steel (ISO group P), offering a balance of wear resistance and toughness for typical steel turning tasks.

How does the MS3 chipbreaker affect machining?
The MS3 chipbreaker on the WPP20G grade produces controlled chip formation and evacuation, which reduces the chance of entangled chips and helps maintain a stable surface finish during turning.

Is the insert suitable for finishing passes?
Yes; the combination of Tiger·tec Gold coating and a 0.4 mm corner radius supports controlled wear and can be used for light finishing passes with predictable results.

Which toolholder types are compatible with the TNMG form?
The TNMG220404-MS3 geometry follows the standard TNMG form factor and is compatible with most holders designed for TNMG inserts; match the holder seat for correct clamping and orientation.

What benefit does the negative 0° rake offer?
A negative 0° rake increases edge strength and provides a more stable cutting geometry, which is advantageous under interrupted cuts or when machining tougher steel grades.

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

The Walter AG (brand appearance: Walter Tools) with headquarters in Tübingen is one of the world’s leading manufacturers of precision tools for metalworking and is part of the Swedish Sandvik group. Protected trademarks and trade names are the property of their respective owners. Brand names and protected trade names are mentioned solely for explanatory purposes. There is no connection between our company and the named brands. The offered item is original, factory-new goods of the manufacturer.