P44290-2R30-D57 WKP25S Wendeplatten - Walter Tools

Benefit from the Tiger‑tec Silver coating and the WKP25S grade for extended tool life and reliable chip control in steel and cast iron machining; the result is fewer changeovers and steadier productivity. Order directly via Metav Werkzeuge or consult their specialists for application-specific recommendations.

P44290-2R30-D57 WKP25S milling indexable insert for steel and cast iron – Walter Tools

The P44290-2R30-D57 WKP25S is a high-performance milling insert engineered for precision finishing and roughing of steel and cast iron components.

• Tiger‑tec Silver coating for extended tool life
• WKP25S grade optimised for steel and cast iron
• Stable chip formation and abrasive wear resistance
• Compatible with standard milling toolholders

Increased throughput through predictable chip control

The combination of the Tiger‑tec Silver technology and the WKP25S grade produces consistent chip control, which directly reduces interruptions caused by poor swarf evacuation. Designed for the ISO material groups P (steel) and K (cast iron), this indexable insert handles the typical heat and chip characteristics of both families. Stable chip formation means fewer tool changes and lower machine idle time, delivering measurable gains in process efficiency. For production environments, this translates into a more predictable machining cycle and improved overall equipment effectiveness.

Longer service intervals thanks to abrasion resistance

Coated on a robust carbide substrate, WKP25S offers high resistance to abrasive wear, especially useful when machining cast iron with its hard inclusions. The coating reduces flank and crater wear, so the cutting edge remains sharper for longer and surface finishes stay within tolerance across longer batches. As a result, tooling costs per part fall and maintenance intervals extend, making the solution economically attractive for medium- to high-volume milling tasks.

Easy integration and application clarity

The 2R30‑D57 chipbreaker geometry is tuned for controlled swarf and versatile cutting conditions; it suits a range of feed rates and depths of cut typical in face and shoulder milling. The insert sits in standard milling toolholders and readily replaces comparable indexable inserts, simplifying logistics. Cutting data should be selected according to workpiece material and machine rigidity; starting parameters for steel and cast iron are available from Walter Tools documentation and Metav Werkzeuge can advise on optimal feeds and speeds to match machine power and clamping conditions.

Discuss the suitability of the Tiger‑tec Silver WKP25S grade with Metav Werkzeuge's specialists or request detailed application guidance via info@metav-werkzeuge.com or by calling +49 2822 7131930

Technical Data

• SKU: P44290-2R30-D57-WKP25S-WALTER
• Article designation: P44290-2R30-D57 WKP25S
• Series: Tiger‑tec Silver
• Grade: WKP25S
• Chipbreaker: 2R30‑D57
• Material groups: P / K

Facts

• ISO designation: P44290-2R30-D57 WKP25S
• Applicable materials: Steel (P), Cast iron (K)
• Coating technology: Tiger·tec Silver

Special features

• Coated carbide grade WKP25S
• Optimised for stable chip formation
• Abrasion-resistant for cast iron
• Suitable for standard milling toolholders
• Brand: Walter Tools

FAQ

What materials is this insert designed for?
The P44290-2R30-D57 WKP25S insert is specified for ISO groups P (steel) and K (cast iron), making it suitable for unalloyed and alloyed steels as well as a wide range of cast irons.

What advantages does the WKP25S grade provide?
WKP25S is a coated carbide grade from Walter Tools that offers enhanced wear resistance and reliable edge stability under typical steel and cast iron cutting conditions, improving tool life and surface consistency.

How does the 2R30‑D57 chipbreaker affect machining?
The 2R30‑D57 geometry promotes controlled swarf formation and evacuation, which reduces the risk of chip entanglement and supports stable cutting forces during both finishing and semi‑finishing operations.

Can this insert be used in existing milling cutters?
The insert is compatible with common indexable milling toolholders, but correct seat geometry and clamping torque must be confirmed before mounting to ensure repeatable performance.

Is the coating suitable for high cutting speeds?
The Tiger‑tec Silver coating enhances thermal and wear resistance, allowing flexible cutting parameters; recommended speeds depend on workpiece material and machine capability.

Manufacturer: Walter AG; Headquarters: Tübingen, Germany

The Walter AG (brand: Walter Tools), headquartered in Tübingen, is one of the world’s leading manufacturers of precision tools for metalworking and is part of the Sandvik Group. Protected trademarks and trade names are the property of their respective owners. Brand names and protected designations are mentioned solely for explanation; there is no affiliation between our company and the named brands. The offered article is an original, factory‑new product of the manufacturer.