SNGX1205ZNN-F57 WKP25S Wendeplatten - Walter Tools

Benefit from the combination of Tiger‑tec Silver coating and the WKP25S grade for stable chip formation and wide material versatility; the square 90° geometry with 0° negative rake ensures dependable milling performance. Order the insert directly via Metav Werkzeuge or consult our specialists for process-oriented selection.

SNGX1205ZNN-F57 WKP25S milling indexable insert – Square 90°, for steel & cast iron (Walter Tools)

A SNGX1205ZNN-F57 WKP25S milling indexable insert designed for productive face and shoulder milling in steel and cast iron applications, featuring Tiger‑tec Silver coating for extended edge life.

• Tiger‑tec Silver coating for stable performance
• WKP25S grade for broad steel and cast iron use
• Square 90° geometry for versatile milling
• F57 chipbreaker for controlled chip formation

Consistent cutting performance for steel and cast iron

The insert combines the WKP25S coated‑carbide grade and the Tiger‑tec Silver series to deliver consistent wear behaviour when machining both steel (ISO group P) and cast iron (ISO group K). The coating and substrate are optimised for the heat and abrasion characteristics typical of these materials, resulting in stable chip formation and extended tool life. For users with mixed production runs, this translates into fewer tool changes and more predictable batch throughput.

Geometry that reduces setup and improves process control

The Square 90° form and 0° negative rake provide a robust cutting edge suited to shoulder and face milling where axial and radial forces are significant. The compact 12 size and the thickness code 05 contribute to a secure clamping condition, while the F57 chipbreaker promotes controlled breakage of chips during interrupted cuts. Together, these features reduce the need for frequent parameter adjustments and simplify fixture requirements, supporting faster ramp‑up to stable cutting conditions.

Designed for repeatable results and high process security

With tolerance class G and Walter Tools' quality standards, the insert supports repeatable seating and edge location in indexable toolholders. The grade and coating combination is aimed at high process security: consistent wear patterns mean predictable reconditioning or replacement intervals, fewer scrap parts and improved overall equipment effectiveness. The construction is intended to balance productivity and surface finish without sacrificing tool life.

Practical selection and integration notes

The insert is supplied in the SNGX1205ZNN-F57 ISO designation and fits standard square milling cutter bodies designed for 90° inserts. The chipbreaker designation F57 is optimised for the stated material groups; for fine finishing or light interrupted cuts, adjust feeds accordingly to maintain chip control. Where specific cutting data is required for a given machine or workpiece condition, the grade and chipbreaker behaviour described here support confident parameter tuning and process validation.

Contact Metav Werkzeuge for tailored cutting data and ordering of Walter Tools Tiger‑tec Silver inserts or to discuss the SNGX1205ZNN-F57 WKP25S for specific production needs: info@metav-werkzeuge.com | +49 2822 7131930

Technical data

• SKU: SNGX1205ZNN-F57-WKP25S-WALTER
• Article: SNGX1205ZNN-F57 WKP25S
• Manufacturer: Walter Tools
• Product type: milling indexable insert
• Series: Tiger‑tec Silver

Facts

• Size: 12
• Thickness: 05
• Free rake angle: 0° (negative)
• Plate form: Square 90°
• Tolerance class: G

Special features

• Grade: WKP25S (coated carbide)
• Chipbreaker: F57
• Material suitability: Steel (P), Cast iron (K)
• Execution: X
• ISO designation: SNGX1205ZNN-F57 WKP25S

FAQ

What materials is this insert suited for?
The SNGX1205ZNN-F57 WKP25S insert is specified for steel (ISO group P) and cast iron (ISO group K); the WKP25S grade and Tiger‑tec Silver series are tuned to these workpiece types.

Which geometry offers best stability for shoulder milling?
The square 90° geometry with 0° negative rake provides robust edge support and stability for shoulder and face milling operations with intermittent engagement.

How does the F57 chipbreaker affect machining?
The F57 chipbreaker promotes reliable chip control and breakage during typical steel and cast iron milling, improving surface quality and reducing the risk of long chips.

Can this insert be used for finishing passes?
Yes; while optimised for productive roughing and medium machining, the insert can be applied to finishing with appropriate feed and speed adjustments to achieve the desired surface finish.

Is the tolerance class relevant for toolholder interchangeability?
Tolerance class G ensures consistent seat dimensions and repeatable positioning in compatible cutter bodies, aiding quick and precise index changes.

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

Protected trademarks and trade names are the property of their respective owners and are mentioned here for explanatory purposes only. There is no affiliation between our company and the named manufacturers. The offered item is original, factory‑new goods from the manufacturer.