SDMT09T312-F57 WKP35S Wendeplatten - Walter Tools

Taking advantage of the Tiger‑tec Silver coating and the WKP35S grade together with a 15° relief and a 1.2 mm corner radius ensures stable chip formation and long flank life in mixed steel and cast‑iron production. Order the SDMT09T312‑F57 WKP35S directly via Metav Werkzeuge or contact our consultants for application support.

SDMT09T312‑F57 WKP35S — Milling insert, Tiger‑tec Silver, for steel & cast iron (square 90°)

The SDMT09T312‑F57 WKP35S is a square milling insert designed for productive machining of steel and cast iron, offering a balanced geometry for reliable finishing and semi‑roughing operations.

• Tiger‑tec Silver coating for high wear resistance
• Suitable for steel and cast iron applications
• 15° relief angle for stable cutting
• 1.2 mm corner radius for robust edge

Stable performance through advanced coating and grade

The combination of the Tiger‑tec Silver coating and the WKP35S carbide grade provides enhanced resistance to abrasive wear while maintaining a dependable cutting edge under typical steel and cast‑iron temperatures. This coated carbide formulation was developed to manage the heat and chip behaviour associated with ISO‑classified P (steel) and K (cast iron) materials, which means fewer unplanned tool changes and more predictable cycle times. For production planners, this translates into consistent component quality and reduced downtime, as the insert sustains cutting forces over extended runs.

Geometry that protects the edge and increases process stability

A 15° relief angle combined with the 1.2 mm corner radius and square 90° form creates a robust cutting geometry that tolerates moderate interruptions and variable stock conditions. The larger corner radius increases edge strength, allowing slightly higher feed rates without premature edge chipping, while the 15° relief reduces rubbing on the flank, improving surface finish. The T3 thickness and tolerance M specification ensure mechanical stability in the seat and repeatable positioning in pocket tooling, which supports reliable re‑indexing and predictable tool life.

Consistent chip control for cleaner swarf and surface quality

The integrated F57 chipbreaker is tuned for controlled chip segmentation in both steels and cast irons, promoting short, manageable chips that evacuate efficiently from the cutting zone. Better chip control reduces the risk of recutting, helps maintain coolant contact where used, and supports an improved workpiece surface. In practice, this leads to fewer interruptions for chip clearing and a lower likelihood of surface defects, so cycle times and first‑pass quality both benefit.

Versatility in workshop workflows and selection guidance

With compatibility for ISO P and K materials and a general‑purpose execution, this insert suits operations where a single grade must cover a range of steels and cast‑iron components. The WKP35S grade is a coated carbide choice aimed at balancing wear resistance and edge toughness; it is particularly useful where production demands consistent dimensional results and a predictable tool‑change schedule. For process engineers considering cutting data, starting values with moderate speeds and feeds consistent with the workpiece grade and machine rigidity will reveal the insert’s strengths in both life and finish.

Contact Metav Werkzeuge for application-specific recommendations and availabilities of Walter Tools Tiger‑tec Silver inserts — our technical advisors provide machining guidance and cutting‑data support to integrate this insert into existing production processes.

Technical Data

• SKU: SDMT09T312-F57-WKP35S-WALTER
• Article designation: SDMT09T312‑F57 WKP35S
• Manufacturer: Walter Tools
• Series: Tiger‑tec Silver

Facts

• Relief angle: 15°
• Corner radius: 1.2 mm
• Plate form: Square 90°
• Plate size: 09
• Plate thickness: T3
• Tolerance class: M

Special features

• Grade: WKP35S (coated carbide)
• Chipbreaker: F57
• Material application: Steel (P) and Cast iron (K)
• Execution: T

FAQ

What materials is this milling insert best suited for?
The SDMT09T312‑F57 WKP35S is tailored for steel (ISO P) and cast iron (ISO K), leveraging the Tiger‑tec Silver technology and WKP35S grade to manage wear and chip formation in these groups.

How does the 1.2 mm corner radius affect machining?
A 1.2 mm corner radius increases edge strength and allows higher feed rates with reduced risk of edge chipping, improving tool life and often yielding a better surface finish on the workpiece.

What advantage does the F57 chipbreaker offer?
The F57 chipbreaker delivers controlled, short chips in both steels and cast irons, enhancing chip evacuation, reducing recutting, and supporting consistent surface quality during extended runs.

Can this insert be used for finishing operations?
Yes, the geometry and grade of this indexable insert make it suitable for finishing and light semi‑roughing where dimensional stability and surface quality are required.

Hersteller: Walter Deutschland GmbH, Derendinger Straße 53, 72072 Tübingen

Walter AG (brand appearance: Walter Tools) is among the world’s leading manufacturers of precision tools for metal machining and is part of the Swedish Sandvik Group. Protected trademarks and trade names are the property of their respective owners. Brand names and protected designations are mentioned for explanatory purposes only. There is no connection between our company and the mentioned brands. The offered article is original, factory‑new merchandise from the manufacturer.