CNHU1206PPN-D57T WKP35S Wendeplatten - Walter Tools

High-performance Tiger·tec Silver coating combined with the WKP35S grade provides durable wear resistance and predictable chip formation for steel and cast iron milling; the rhombic 80° geometry with a 0° negative rake ensures secure engagement and process stability. Order the CNHU1206PPN-D57T directly via Metav Werkzeuge or consult our specialists for application-specific advice.

CNHU1206PPN-D57T WKP35S milling indexable insert (Tiger·tec Silver, D57T) — Walter Tools

A CNHU1206PPN-D57T WKP35S milling indexable insert engineered for economical, repeatable performance in steel and cast iron machining with a focus on reliable chip control and long tool life.

• Tiger·tec Silver coating for high wear resistance
• WKP35S grade for steel and cast iron machining
• Rhombic 80° geometry with 0° negative rake
• D57T chipbreaker for consistent chip control

Predictable productivity through advanced coating and grade

The combination of the Tiger·tec Silver coating and the WKP35S carbide grade is designed to reduce flank wear and extend edge life under typical steel and cast iron conditions. This results in more consistent tool changes and fewer unexpected interruptions to production, which improves overall process efficiency. By adapting to the thermal and mechanical demands of steel (P) and cast iron (K), the insert offers a balance between wear resistance and toughness, making it suitable for medium to heavy milling applications where repeatable component quality is required.

Secure cutting engagement and controlled chip formation

The rhombic 80° form with a 0° negative rake produces a robust cutting edge that resists deflection and chipping during interrupted or heavy cuts. The D57T chipbreaker has been shaped to moderate chip flow for both long and fragmented swarf, reducing the risk of chip entanglement and improving surface finish. These geometric features contribute to process stability, allowing higher feed rates or longer uninterrupted cuts while maintaining dimensional accuracy and reducing manual intervention.

Versatile selection and straightforward application

With a compact size and standard mounting configuration, this indexable insert fits common milling bodies and clamping systems, simplifying toolset planning. The grade’s suitability for both steel and cast iron reduces the need for multiple tooling stocks, offering cost-efficiency in mixed-production environments. Technical staff benefit from clear material group alignment, enabling straightforward cutting parameter adjustments without extensive trial cutting. Where application-specific optimisation is required, process data from prior runs can be used to fine-tune feeds and speeds for maximum economy.

Reliability, documentation and operational benefits

Tolerance class H and the controlled geometry provide reproducible seating and positional accuracy in the cutter, which supports tight process control and easier quality assurance. The coated carbide technology improves resistance to abrasive wear and thermal softening, helping to preserve edge integrity over extended cycles. For production planners this equates to reduced tooling variance, predictable maintenance intervals and an improved throughput-to-cost ratio, delivering measurable operational advantages in standard machining workflows.

For tailored recommendations on using the Tiger·tec Silver WKP35S grade in specific applications, contact Metav Werkzeuge at info@metav-werkzeuge.com or call +49 2822 7131930 for immediate advice and availability

Technical data

• Article number: CNHU1206PPN-D57T-WKP35S-WALTER
• Designation: CNHU1206PPN-D57T WKP35S
• Brand: Walter Tools

Dimensions & core data

• Size: 12
• Thickness: 06
• Geometry: Rhombus 80°
• Clearance angle: 0° (negative)
• Tolerance class: H

Materials & special features

• Coating: Tiger·tec Silver
• Grade: WKP35S
• Chipbreaker: D57T
• Suitable for: Steel (P), Cast iron (K)
• Series: Tiger·tec Silver
• Execution: U

FAQ

What materials is this insert designed for?
The CNHU1206PPN-D57T WKP35S insert from Walter Tools is designed primarily for steel (P) and cast iron (K) machining according to the grade’s intended application.

How does the Tiger·tec Silver coating benefit milling operations?
The Tiger·tec Silver coating on this insert increases wear resistance and thermal stability, which in turn extends edge life and supports more consistent machining performance under standard steel and cast iron cutting conditions.

What cutting behaviour can be expected from the D57T chipbreaker?
The D57T chipbreaker promotes controlled chip formation suitable for a mix of continuous and broken chips, improving chip evacuation and surface finish during milling operations with variable cutting conditions.

Is the rhombic 80° geometry suitable for heavy milling?
Yes. The rhombic 80° shape combined with a 0° negative rake provides a robust cutting edge and secure engagement, making it appropriate for medium to heavy milling where mechanical stability is important.

Which tolerance class and execution does the insert have?
The insert is supplied in tolerance class H with execution U, ensuring consistent seating and repeatable positioning in compatible milling cutters.

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

The Walter AG (brand presentation: Walter Tools) with headquarters in Tübingen is among the world’s leading manufacturers of precision tools for metalworking. Protected trademarks and product names are the property of their respective owners and are mentioned solely for explanatory purposes. There is no affiliation between our company and the named manufacturers. The offered item is an original, factory-new product of the manufacturer.