TNMG160412-RP5 WPP20G WPP20G Wendeplatten - Walter Tools

Take advantage of the combination of Tiger‑tec Gold wear resistance, a precise RP5 chipbreaker and dependable negative‑rake geometry for consistent steel turning performance — order directly via Metav Werkzeuge or consult our specialists for application support.

TNMG160412-RP5 WPP20G Turning insert TNMG160412-RP5 WPP20G for steel — Walter Tools

The TNMG160412-RP5 WPP20G is a triangular 60° coated carbide turning insert engineered for stable, high‑productivity steel machining in general turning applications

• Tiger‑tec Gold coating for wear resistance
• Designed for steel machining (ISO P)
• RP5 chipbreaker for controlled chip formation
• 60° triangle with 1.2 mm corner radius

Consistent cutting performance that improves productivity

The Walter Tools Tiger‑tec Gold grade delivers a balanced combination of wear resistance and toughness. With the WPP20G coating, the insert resists flank and crater wear under typical steel cutting temperatures, which extends tool life and reduces index changes. The combination of a 0° negative relief angle and a robust substrate ensures a stable cutting edge under interrupted cuts and varying feed rates. For production environments this means fewer tool changeovers and a more predictable machining cycle, enhancing overall throughput without sacrificing dimensional control.

Durable coating and material compatibility for reliable results

The insert is manufactured from a coated carbide grade developed for ISO P applications, optimised to handle the thermal and mechanical demands of unalloyed and alloyed steel. The Tiger‑tec Gold technology provides improved adhesion and thermal resistance compared with standard coatings, supporting longer life in continuous turning operations. The RP5 chipbreaker promotes consistent chip formation, decreasing the risk of built‑up edge and enhancing surface finish. These features together reduce downtime and contribute to lower cost per component in medium‑ to high‑volume runs.

Geometry and chip control that simplify machining

A triangular 60° shape with a 1.2 mm corner radius offers a good balance between strength and versatility for shoulder and profile turning. The RP5 chipbreaker has been tuned for the typical chip flow in steel, helping to maintain short, controllable chips over a range of feeds. The negative rake geometry improves edge security when facing tougher cuts, while the tolerance class M supports repeatable indexing and stable seating in standard toolholders. For workshop planners, this geometry means predictable cutting forces and easier toolpath planning for both roughing and semi‑finishing.

Selection and practical application guidance

The insert suits a wide variety of general turning tasks in steel where a universal, wear‑resistant grade is preferred. When pairing with a toolholder, ensure correct seat contact and torque to maintain the specified tolerance class and avoid misalignment. For best results in continuous production, match feeds and speeds to the grade’s recommendations, favouring moderate cutting speeds to exploit the coating’s thermal benefits. The insert’s features make it appropriate for shops seeking a durable, all‑round solution for steel turning that reduces changeover frequency and improves process stability.

For tailored application recommendations or to secure Walter Tools Tiger‑tec Gold inserts, contact Metav Werkzeuge GmbH at info@metav-werkzeuge.com or call +49 2822 7131930 to discuss suitability and ordering.

Technical data

• Article number: TNMG160412-RP5-WPP20G-WALTER
• Article designation: TNMG160412-RP5 WPP20G
• Product type: Turning insert (Drehwendeschneidplatte)
• Brand: Walter Tools

Facts

• Corner radius: 1.2 mm
• Inscribed circle: 16 mm
• Plate thickness: 04
• Relief angle: 0° (negative)
• Shape: Triangle 60°
• Tolerance class: M

Special features

• Chipbreaker: RP5
• Coating/grade: Tiger‑tec Gold, coated carbide
• Material group: Steel (ISO P)
• Series: Tiger‑tec Gold
• Geometry: negative rake

FAQ

What materials is this insert intended for?
The TNMG160412-RP5 WPP20G is formulated for machining steel (ISO P), including unalloyed and alloyed steels in general turning applications.

How does the RP5 chipbreaker affect chip control and finish?
The RP5 chipbreaker on this Walter Tools insert produces short, controllable chips in steel, which improves surface finish and reduces the risk of built‑up edge during continuous and interrupted cuts.

Can the insert be used for roughing and finishing?
Yes, the geometry and WPP20G grade allow the insert to perform well in both roughing and semi‑finishing operations when cutting parameters are adjusted accordingly.

How should the insert be mounted to ensure accuracy?
Ensure correct seat contact and clamping torque in a suitable toolholder; the M tolerance class supports repeatable indexing and stable seating for consistent machining results.

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

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