SNMX120520-F57 WKP35G Wendeplatten - Walter Tools

Take advantage of the combination of Tiger‑tec Gold wear resistance and the WKP35G coated‑carbide grade for reliable, productive milling of steel and cast iron; the square 90° geometry with a 2 mm corner radius and F57 chipbreaker ensures consistent chip control and extended tool life. Order the insert directly via Metav Werkzeuge or contact the consultants for application advice.

SNMX120520-F57 WKP35G – milling insert by Walter Tools, Tiger‑tec Gold coated, F57 chipbreaker

The SNMX120520-F57 WKP35G is a square 90° milling insert designed for productive machining of steel and cast iron, combining a robust geometry with Tiger‑tec Gold coating for industrial applications

• Tiger‑tec Gold coating for reliable wear resistance
• Designed for steel and cast iron applications
• Square 90° geometry with 2 mm corner radius
• F57 chipbreaker for stable chip control

Process reliability through advanced coating and grade

The combination of Tiger‑tec Gold coating and the WKP35G grade delivers elevated wear resistance and a stable cutting edge, which directly supports longer tool life and fewer interruptions in production. As a coated carbide solution, this insert resists abrasive wear typical of cast materials and the thermal stresses of steel machining, enabling more consistent cycle times. In practice, optimised coating and substrate pairing reduce the need for frequent index‑changes and contribute to predictable maintenance intervals, which benefits throughput and cost efficiency.

Geometry that secures part quality and edge strength

A square 90° configuration with a 2 mm corner radius and 0° (negative) free angle provides a balance between edge strength and cutting performance. The negative rake increases robustness in heavy engagement cuts and supports stable chip formation at higher depths of cut, while the corner radius helps smooth transition zones to improve surface finish. The tolerance class M ensures repeatable seating and dimensional consistency across replacements, supporting tight process control on serial production.

Efficient chip control for higher productivity

The integrated F57 chipbreaker is engineered to manage both continuous and breaking chips common in steel and cast iron operations. By shaping chip flow and fragmenting long swarf into controllable segments, the breaker reduces vibration and minimises the risk of recutting. The result is improved tool stability and the potential for increased feed rates, raising productivity without sacrificing component quality. Clear chip evacuation also contributes to safer, cleaner machining cycles and more predictable tool performance.

Compact design and application versatility

With a designation that indicates size 12 and thickness code 05, the insert fits square‑geometry milling cutters designed for SNMX style pockets and clamping. The execution code X and the coated carbide construction make this insert suitable for a range of roughing and finishing tasks in industrial machining. Material compatibility covers ISO groups P (steel) and K (cast iron), offering versatility across typical workshop and production environments. The grade and series support stable performance where repeatability and process security are priorities.

For productive, robust milling with Walter Tools' Tiger‑tec Gold grade, contact Metav Werkzeuge for tailored application advice or to arrange supply of the SNMX120520-F57 WKP35G insert.

Technical data

• Article number: SNMX120520-F57-WKP35G-WALTER

• Designation: SNMX120520-F57 WKP35G

• Product type: milling insert (indexable insert)

• Manufacturer: Walter Tools

• Series: Tiger‑tec Gold

• Grade: WKP35G

• Size: 12

• Thickness code: 05

• Corner radius: 2 mm

• Free angle: 0° (negative)

• Shape: square 90°

• Tolerance class: M

• Coating: Tiger‑tec Gold

• Grade description: WKP35G (coated carbide)

• Chipbreaker: F57

• Material compatibility: Steel (P), Cast iron (K)

• Execution: X

• Plate form: square 90°

FAQ

What materials is this insert suitable for?
The SNMX120520-F57 WKP35G insert (Walter Tools) is designed primarily for steel and cast iron applications, corresponding to ISO groups P and K.

What benefit does the Tiger‑tec Gold coating provide?
The Tiger‑tec Gold coating on the WKP35G grade enhances wear resistance and thermal stability, extending the effective cutting life of the insert in demanding milling operations.

How does the F57 chipbreaker improve machining?
The F57 chipbreaker shapes and breaks chips to reduce vibration and improve evacuation, supporting higher feed rates and more consistent surface quality during milling.

What does the 0° (negative) free angle mean for cutting performance?
A 0° (negative) free angle increases edge robustness and resistance to mechanical shock, making the insert better suited to heavier cuts and interrupted cuts where edge strength is required.

How does the 2 mm corner radius affect the finished part?
The 2 mm corner radius smooths transitions at the edge, contributing to improved surface finish and reduced risk of chipping in both roughing and finishing passes.

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