SPMT060304-D51 WKP35S Wendeplatten - Walter Tools

High wear resistance from the Tiger·tec Silver grade and a proven D51 chipbreaker ensure consistent surface quality and longer tool life; the square 90° geometry with a 0.4 mm nose radius delivers stable machining in steel and cast iron. Order the insert directly via Metav Werkzeuge or ask our consultants for material- and geometry-specific recommendations.

SPMT060304-D51 WKP35S — Milling indexable insert, Tiger·tec Silver, Walter Tools

The SPMT060304-D51 WKP35S is a square milling indexable insert optimised for productive machining of steel and cast iron, combining a coated-carbide grade with a D51 chipbreaker for reliable chip control

• Tiger·tec Silver coating for long tool life
• WKP35S grade for steel and cast iron
• Square 90° insert with 0.4 mm nose
• D51 chipbreaker for reliable chip control

Durable grade for demanding steel and cast-iron work

The WKP35S grade, part of the Tiger·tec Silver series, is a coated carbide solution engineered to cope with the thermal and abrasive demands of machining steel and cast iron (ISO groups P and K). The result is extended tool life and fewer index changes, which supports uninterrupted production. By selecting a grade tuned to the typical chip formation and wear mechanisms of these materials, process windows widen and productivity improves, particularly in repetitive milling tasks and batch runs.

Geometry and chip control that protect the process

The insert’s square 90° shape and 0.4 mm corner radius create a reliable cutting edge for general-purpose milling, while the 11° relief angle reduces rubbing and the tendency for built-up edge in less favourable conditions. The D51 chipbreaker is designed to break and evacuate chips consistently across varying depths of cut, helping to secure repeatable surface quality and minimise rework. These geometric attributes translate into predictable cycle times and fewer interruptions in the machining sequence.

Process security and economical performance

With tolerance class M and the compact thickness and size coding, the insert is suitable for stable clamping and repeatable indexing. The combination of grade, coating and chipbreaker supports lower tool consumption and contributes to a favourable cost-in-use ratio in production environments. Engineers and purchasers benefit from a tool that balances wear resistance with surface finish, enabling longer tool life without compromising component quality—particularly where component tolerances and throughput matter.

Contact Metav Werkzeuge for application advice or stock information on Walter Tools inserts; email info@metav-werkzeuge.com or call +49 2822 7131930

Technical data

• SKU: SPMT060304-D51-WKP35S-WALTER
• Name: Fräswendeschneidplatte SPMT060304-D51 WKP35S
• Manufacturer: Walter Tools
• Series: Tiger·tec Silver
• Grade: WKP35S
• ISO designation: SPMT060304-D51 WKP35S

Core data

• Relief angle: 11°
• Corner radius: 0.4 mm
• Thickness code: 03
• Size code: 06
• Shape: Square 90°
• Tolerance class: M

Special features

• Chipbreaker: D51
• Coating: Tiger·tec Silver (coated carbide)
• Material suitability: Steel (P), Cast iron (K)
• Execution: T
• Label: SPMT060304-D51

FAQ

Which materials is this insert designed for?
The SPMT060304-D51 WKP35S (Walter Tools milling indexable insert, SKU SPMT060304-D51-WKP35S-WALTER) is specified for steel and cast iron in accordance with ISO groups P and K.

How does the D51 chipbreaker affect performance?
The D51 chipbreaker promotes consistent chip segmentation and evacuation, reducing the risk of re-cut chips and helping to maintain a stable surface finish during medium to heavy milling operations.

What advantages does the Tiger·tec Silver coating offer?
The Tiger·tec Silver coating increases wear resistance and thermal stability, which extends tool life and supports higher process reliability when machining abrasive or heat-generating workpieces.

Is the 0.4 mm corner radius suitable for finishing?
A 0.4 mm nose radius is a compromise between edge strength and surface finish; it provides good edge durability while still enabling acceptable finishes for many general milling applications.

What does tolerance class M mean for production?
Tolerance class M indicates consistent manufacturing tolerances for the insert, which supports repeatable mounting and predictable cutting behaviour across indexed edges.

Protected trademarks and trade names are the property of their respective owners. Brand names and protected trade names are mentioned for explanatory purposes only and do not imply any affiliation with our company. The offered item is an original, brand-new product from the manufacturer. Manufacturer/Responsible: Walter Deutschland GmbH; Derendinger Straße 53; 72072 Tübingen; Germany