TNMG220408-RP5 WPP20G WPP20G Wendeplatten - Walter Tools

Take advantage of the Tiger·tec Gold coating and the RP5 chipbreaker to increase process stability and productivity in steel turning; the combination of universal wear resistance and a controlled chip form reduces downtime and scrap. Order the TNMG220408-RP5 WPP20G insert directly via Metav Werkzeuge or consult the Metav team for machining parameters and holder compatibility.

TNMG220408-RP5 WPP20G turning indexable insert — Triangle 60°, 0.8 mm nose radius, for steel | Walter Tools

TNMG220408-RP5 WPP20G is a coated turning insert designed for robust, high-productivity machining of steel components in industrial turning applications

• Tiger·tec Gold coated carbide
• Optimised RP5 chipbreaker for steel
• Triangle 60° form with 0.8 mm nose radius

Productivity gains from a modern coating and grade

The Tiger·tec Gold coating combined with the WPP20G grade provides a balance of wear resistance and toughness that suits a wide range of steel machining tasks. The coated carbide composition delivers consistent edge stability under typical steel cutting temperatures, which translates into longer tool life and fewer insert changes. The RP5 chipbreaker is engineered to produce predictable, segmented chips when turning ISO P materials, lowering the risk of entanglement and enhancing machine uptime. This results in measurable productivity improvements and a reduced overall machining cost per component.

Reliable part quality through defined geometry

The triangular 60° form and 0.8 mm corner radius preserve cutting-edge rigidity while offering a compromise between strength and finishing capability. The 0° (negative) rake geometry supports heavy roughing passes without premature edge failure and helps maintain a steady cutting behaviour in interrupted cuts. As a consequence, the toolholder–insert system achieves repeatable dimensional accuracy and improved surface finishes on turned shafts and profiles. For setups requiring consistent batch tolerance, the stable geometry of this insert reduces process variation and rework.

Versatility and simple process integration for workshop use

Designed primarily for machining steel (ISO P), the insert fits standard TNMG-type toolholders and is suitable for turning tasks from medium finishing to roughing where a robust edge is required. The insert’s universal character and the WPP20G grade make it appropriate for mixed-shop environments that need one grade covering multiple steel subgroups. Integration is straightforward: select a compatible clamping system, set cutting data according to workpiece grade and machine capability, and exploit the optimised chip control to maintain cycle reliability. For users seeking guidance on parameter selection, technical consultation is available to align cutting speeds and feeds with production goals.

For high-process security with Walter Tools’ Tiger·tec Gold inserts, contact Metav Werkzeuge for availability and tailored machining advice: info@metav-werkzeuge.com — +49 2822 7131930

Technical Data

• SKU: TNMG220408-RP5-WPP20G-WALTER
• Designation: TNMG220408-RP5 WPP20G
• Product type: Turning indexable insert

Facts

• Inscribed circle: 22 mm
• Corner radius: 0.8 mm
• Rake angle: 0° (negative)
• Insert thickness code: 04

Special features

• Series: Tiger·tec Gold
• Grade: WPP20G
• Chipbreaker: RP5
• Insert form: Triangle 60°
• Execution code: G
• Tolerance class: M
• Material application: Steel (ISO P)

FAQ

What materials is this insert suitable for? This insert is optimised for machining steel (ISO P); the WPP20G grade and Tiger·tec Gold coating are tuned for the typical heat and chip formation encountered when turning steel.

Which chip control can be expected with the RP5 geometry? The RP5 chipbreaker on the TNMG220408-RP5 WPP20G produces short, controllable chips in a wide range of steel cutting conditions, reducing the risk of chip entanglement and improving process safety.

Is the insert suitable for both roughing and finishing? Yes, the triangular 60° form with a 0.8 mm corner radius offers sufficient edge strength for roughing while still allowing acceptable surface quality for medium finishing operations.

How does the Tiger·tec Gold coating affect performance? The Tiger·tec Gold coating enhances wear resistance and thermal barrier properties, resulting in more consistent edge life and better performance under elevated cutting temperatures typical of steel machining.

Which holders are compatible with this TNMG insert? TNMG inserts, including the TNMG220408-RP5 WPP20G, are compatible with standard TNMG toolholders that accept 22 mm inscribed circle triangle inserts; proper clamping and seat condition are essential for repeatable results.

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

Protected trademarks and trade names are the property of their respective owners. Brand names and protected designations 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 from the manufacturer.