SNMX1205ZNN-F57 WKP25S Wendeplatten - Walter Tools

Take advantage of the combination of high process security, broad material coverage and a stable cutting geometry for efficient milling cycles; order the insert directly via Metav Werkzeuge or consult our specialists for application advice.

SNMX1205ZNN-F57 WKP25S – milling indexable insert, Tiger·tec Silver, square 90° (Walter Tools)

The SNMX1205ZNN-F57 WKP25S is a square 90° milling insert engineered for productive machining of steel and cast iron in demanding milling operations.

• Tiger·tec Silver coating for process reliability
• WKP25S grade for steel and cast iron machining
• Square 90° form for stable cutting edges
• Negative 0° relief for robust interrupted cuts

Reliable metal removal with consistent chip control

The insert’s core advantage is its Tiger·tec Silver coating combined with a coated carbide substrate, designed to deliver consistent chip control and extended edge life. This combination reduces flank wear and lowers the frequency of index changes in continuous production runs, which contributes to tangible productivity gains. The geometry and coating work together to moderate temperature at the cutting edge, so cycle times can be maintained under stable conditions while keeping surface finish demands within tighter tolerances.

Optimised for steel and cast iron applications

Designed to address the ISO groups P (steel) and K (cast iron), the grade WKP25S provides a balance between toughness and wear resistance suitable for a broad range of steels and grey or nodular cast irons. For steel, the grade copes with the heat and continuous chips typical of alloyed and unalloyed steels; for cast iron, the insert’s abrasion resistance and tailored chipbreaking help to control short, fragmented chips. This makes the tool a practical choice where versatility across different workpiece materials is required without frequent tool changes.

Geometry that promotes stability and repeatability

The square 90° insert form and negative 0° relief deliver a robust edge for interrupted cuts and heavy engagement milling. The listed F57 chipbreaker is tuned to produce manageable chip shapes in mid-range feeds, reducing the risk of chip entanglement and helping coolant access. The tolerance class M supports repeatable seating and indexing in standard toolholders, ensuring positional accuracy between index changes. Overall, this geometry is aimed at stable, repeatable machining rather than ultra-fine finishing, so it is particularly suitable for roughing and mixed roughing/finishing operations.

Integration into production and handling guidance

The insert is provided in execution X, intended for common pocket types in modular milling systems; this aids fast replacement and reduces machine downtime. Due to the coated carbide construction and the chosen grade, users can expect predictable wear progression and a clear criterion for index replacement. For customers new to the grade, trialing the insert in a controlled production run is recommended to establish optimal speeds and feeds; the insert’s construction supports a wide processing window, which simplifies initial setup and shortens ramp-up time in serial production. The brand heritage behind the design also supports confidence in consistent manufacturing quality.

For process-secure milling with Tiger·tec Silver, contact Metav Werkzeuge to discuss application suitability and availability at info@metav-werkzeuge.com or call +49 2822 7131930

Technical data

• Article number: SNMX1205ZNN-F57-WKP25S-WALTER
• Designation: SNMX1205ZNN-F57 WKP25S
• Product type: milling indexable insert
• Brand: Walter Tools
• Series: Tiger·tec Silver
• Grade: WKP25S
• Chipbreaker: F57
• Execution: X
• Tolerance class: M
• Material group: P / K

Numbers / Core technical data

• Size: 12
• Thickness: 05
• Relief angle: 0° (negative)

Special features / Applications

• Coated carbide (Tiger·tec Silver)
• Suitable for steel (P) and cast iron (K)
• Square 90° insert form
• Robust geometry for interrupted cuts
• Stable chip control and wear behaviour

FAQ

What materials can this insert machine effectively?
The SNMX1205ZNN-F57 WKP25S insert by Walter Tools is specified for ISO groups P and K, meaning it is suitable for machining both steel and cast iron with reliable chip control.

How does the Tiger·tec Silver series improve performance?
The Tiger·tec Silver coating on the SNMX1205ZNN-F57 WKP25S increases thermal and abrasion resistance, which leads to longer edge life and better process stability in continuous milling operations.

Is the insert suitable for interrupted cuts or heavy engagement?
Yes; the square 90° form combined with a negative 0° relief and the F57 chipbreaker makes this insert robust for interrupted cutting and operations with heavy axial or radial engagement.

What tolerance and seating accuracy can be expected?
With tolerance class M, the SNMX1205ZNN-F57 WKP25S provides repeatable seating and indexing, supporting stable positional accuracy in modular milling toolholders.

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

Protected trademarks and trade names are the property of their respective owners. Brand names and registered trademarks are mentioned for explanatory purposes only. There is no affiliation or endorsement implied between Metav Werkzeuge and the named manufacturers. The offered item is an original, factory-new product of the listed manufacturer.