SNMX1205ANN-F57 WKP25S Wendeplatten - Walter Tools

Take advantage of the combination of high wear resistance, stable chip control and precise seating for reliable milling results; order the insert directly via Metav Werkzeuge or contact the consultants for application advice.

SNMX1205ANN-F57 WKP25S milling insert (Square 90°, Tiger‑tec Silver) – Walter Tools

The SNMX1205ANN-F57 WKP25S is a square 90° milling insert developed for efficient machining of steel and cast iron, featuring the Tiger‑tec Silver coating and a 0° negative rake for robust performance.

• Tiger‑tec Silver coated carbide grade WKP25S
• Square 90° form with 0° negative rake
• Optimised for steel and cast iron machining
• Chipbreaker F57 for controlled swarf formation

Consistent productivity for steel and cast iron machining

The combination of the WKP25S grade and the Tiger‑tec Silver coating delivers a reliable balance between wear resistance and edge stability, which translates into longer tool life and fewer indexings. The insert’s specification targets the ISO material groups P (steel) and K (cast iron), indicating suitability for unalloyed and alloyed steels as well as abrasive cast materials. For operations where thermal load and abrasive wear are decisive, this coated carbide insert provides measurable improvements in process stability and can reduce unplanned downtime through extended service intervals.

Secure clamping and repeatable set-up for high‑accuracy milling

A square 90° geometry combined with tolerance class M ensures repeatable seating and consistent cutting engagement in the toolholder. The 0° negative rake improves cutting edge strength and reduces tendency for edge chipping under interrupted cuts or heavy engagement. These geometric characteristics support stable machining when high radial or axial forces occur, helping maintain component tolerances and surface finish without frequent re‑adjustment or inspection after each indexing.

Controlled chip formation and coating advantages explained

The integrated F57 chipbreaker is designed to shape and break chips for typical steel and cast iron cutting conditions, aiding evacuation and reducing the risk of entanglement. The insert material is a coated carbide (described by the Tiger‑tec Silver technology), where a wear‑resistant coating reduces flank and crater wear while the carbide substrate provides mechanical toughness. For users less familiar with the term, the coating is a thin engineered layer that lowers friction and increases temperature resistance, so the cutting edge retains its geometry longer under cyclic loads.

Application range and efficiency gains in production

Intended as a general‑purpose solution within the Tiger‑tec Silver series, the insert performs well across a spectrum of milling tasks from roughing to semi‑finishing in workshop and shopfloor environments. The specification supports productive machining strategies that favour fewer indexings and predictable tool change intervals, contributing to a lower cost per part. For new set‑ups or when changing workpiece materials, a short trial run is recommended to adapt cut parameters; experienced machining advice is available to fine‑tune speeds and feeds for the specific machine and clamping system in use.

Contact Metav Werkzeuge for tailored application advice and to order Walter Tools SNMX1205ANN-F57 WKP25S inserts with Tiger‑tec Silver technology

Technical data

• Article number: SNMX1205ANN-F57-WKP25S-WALTER
• Designation: SNMX1205ANN-F57
• ISO designation: SNMX1205ANN-F57 WKP25S

Facts

• Size: 12
• Thickness code: 05
• Relief angle: 0° (negative)
• Tolerance class: M

Special features

• Grade: WKP25S
• Coating / series: Tiger‑tec Silver
• Chipbreaker: F57
• Shape: Square 90°
• Material suitability: P / K (steel and cast iron)
• Execution: X
• Product type: milling insert (indexable)

FAQ

What materials is this insert suitable for?
The SNMX1205ANN-F57 WKP25S insert from Walter Tools is specified for ISO groups P and K, meaning it is suited to machining steel and cast iron.

What does the WKP25S grade offer in practice?
WKP25S, as used in the Tiger‑tec Silver family, provides a coated carbide balance of wear resistance and toughness that extends edge life in standard steel and cast iron applications.

How does the F57 chipbreaker affect machining?
The F57 chipbreaker shapes and fractures the swarf to improve evacuation and reduce the risk of chip interference, which supports stable cutting and clearer chip flow in milling operations.

Is the square 90° geometry suitable for heavy milling passes?
The square 90° form combined with a 0° negative rake increases edge strength and is appropriate for machining strategies with higher radial loads or interrupted cuts where robustness is required.

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

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