SNGX0904ZNN-F67 WKP25S Wendeplatten - Walter Tools

Benefit from the combination of Tiger·tec Silver wear resistance, the WKP25S grade’s suitability for steel and cast iron, and the stable F67 chipformer for continuous, productive milling; order the insert directly via Metav Werkzeuge or request specialist advice for process integration.

SNGX0904ZNN-F67 WKP25S milling indexable insert – square 90°, Tiger·tec Silver, Walter Tools

A SNGX0904ZNN-F67 WKP25S milling indexable insert designed for reliable high-productivity milling of steel and cast iron in industrial machining applications

• Tiger·tec Silver coating performance
• Grade WKP25S for steel and cast iron
• Square 90° form with 0° negative rake
• F67 chipformer for stable chip control

Longer tool life and consistent performance for production milling

The application of the Tiger·tec Silver coating to a coated carbide substrate provides a controlled interaction between cutting edge and workpiece, reducing abrasive wear during continuous operation. The WKP25S grade is specifically formulated for groups P and K according to ISO 513, which means it is optimised for the thermal conditions and chip formation typical of steel and cast iron machining. As a result, shops benefit from fewer insert changes and more predictable tool life, translating into higher machine uptime and a lower cost per produced component. Where process stability and repeatability matter, this insert supports steady production cycles with reduced variability.

Stable chip control and secure cutting geometry for demanding operations

The F67 chipformer on a square 90° insert with a 0° negative rake creates a robust cutting edge suited to interrupted cuts and heavy radial engagement. The geometry favours secure seat engagement and reduces the risk of edge chipping under shock loads, while the chip former helps break and evacuate chips reliably, limiting heat build-up at the cutting zone. These characteristics improve surface finish consistency and reduce secondary operations; the insert’s design therefore directly supports productivity gains and process reliability on milling centres and machining centres alike.

Practical application advice and compatibility with common workpiece materials

Specified as suitable for ISO groups P (steel) and K (cast iron), the grade and coating combination provides broad material coverage for general engineering and automotive production environments. The insert is supplied in the square format that enables multiple indexings per insert life and straightforward approach planning for slotting and peripheral milling. For machinists and process engineers, the indexable insert offers a balance between cutting-edge robustness and chip control—advantages that simplify tool selection and help maintain cycle times without sacrificing surface quality. For specialised applications or atypical alloys, consultation with technical experts can ensure optimal speeds, feeds and insert seat design.

Request availability and tailored application support from Metav Werkzeuge via info@metav-werkzeuge.com or call +49 2822 7131930 to match the Walter Tools SNGX0904ZNN-F67 WKP25S to specific production needs

Technical Data

• Article number: SNGX0904ZNN-F67-WKP25S-WALTER
• Designation: SNGX0904ZNN-F67 WKP25S
• Brand: Walter Tools
• Series: Tiger·tec Silver

Facts

• Size code: 09
• Thickness code: 04
• Rake angle: 0° (negative)
• Tolerance class: G

Special features

• Coating: Tiger·tec Silver
• Grade: WKP25S (coated carbide)
• Applicable materials: steel (P) and cast iron (K)
• Shape: Square 90°
• Chipformer: F67
• Execution: X

FAQ

What materials is this insert suitable for?
The SNGX0904ZNN-F67 WKP25S insert is formulated for machining steel (ISO group P) and cast iron (ISO group K), reflecting the intended use of the WKP25S grade and Tiger·tec Silver coating.

How does the F67 chipformer affect performance?
The F67 chipformer promotes controlled chip breaking and evacuation, lowering heat concentration at the cutting edge and supporting stable cutting conditions for the SNGX0904ZNN-F67 WKP25S in heavy or interrupted milling.

Why choose a square 90° insert with 0° negative rake?
A square 90° format combined with a 0° negative rake delivers a strong cutting edge and secure insert seating, enhancing edge robustness during shock loads and providing multiple indexings for extended service life.

Is the WKP25S grade suitable for high-speed machining?
WKP25S, as used on this insert, balances wear resistance and edge stability; it is optimised for conventional and elevated cutting speeds typical of steel and cast iron milling, with the coating aiding thermal and abrasive resistance.

Can this insert be used for finishing operations?
The insert’s chipcontrol and edge geometry support consistent surface quality; for fine finishing, appropriate feeds and cutting parameters should be selected to suit the component tolerance and surface finish requirements.

Does the insert support interrupted or heavy machining tasks?
Yes. The robust geometry and the negative rake angle are suited to interrupted cuts and heavier radial loads, offering improved process security in demanding operations.

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