XNHF090612-D27 WKP25S Wendeplatten - Walter Tools

Benefit from the combination of Tiger·tec Silver coating, the WKP25S grade and the D27 chipbreaker for improved process reliability and longer tool life — order original Walter Tools inserts directly via Metav Werkzeuge or consult our specialists for application advice.

XNHF090612-D27 WKP25S indexable milling insert — Tiger·tec Silver, Walter Tools

The XNHF090612-D27 WKP25S is an indexable milling insert engineered for efficient machining of steel and cast iron, offering robust wear resistance and consistent chip control in diverse milling applications.

• Tiger·tec Silver coating for extended life
• WKP25S grade for steel and cast iron
• D27 chipbreaker improves chip control
• 0° negative clearance for tough cuts

Higher productivity through proven coating and grade

The combination of the Tiger·tec Silver coating and the WKP25S grade delivers a significant uplift in wear resistance and cutting-edge stability. As a coated cemented carbide solution, this insert resists abrasive wear typical when machining steel and cast iron, which reduces tool-change frequency and increases uptime. The enhanced coating technology supports higher sustained cutting parameters, so cycle times are reduced while part tolerances remain consistent. This results in a lower cost per component and improved overall process reliability for production runs and mixed-batch operations.

Consistent chip control and surface quality for predictable results

Built with a D27 chipbreaker, a corner radius 1.2 mm and a negative clearance of 0°, the insert promotes controlled chip formation and evacuation even under interrupted cuts. The chipbreaker geometry helps to break and direct chips reliably, which reduces the risk of re-cutting and protects the workpiece surface. The modest corner radius contributes to a dependable cutting edge that balances strength and surface finish, making the insert suited to both roughing passes and semi-finish operations where repeatable quality is required. Reduced edge chipping and stable cutting behaviour lower scrap rates and machine downtime.

Practical integration and material suitability for shop floors

Presented as an indexable insert with the ISO designation XNHF090612-D27 WKP25S, this component is produced to tolerance class H and is compatible with standard clamping systems that accept the listed geometry. The insert thickness (06) and plate size (09) offer mechanical stability for heavier cuts, while the material designation P / K confirms suitability per ISO 513 for unalloyed and alloyed steels as well as cast iron. In practice, the insert is well suited to applications ranging from general-purpose milling of structural steels to more demanding cast-iron components, providing reliable performance across a wide range of production scenarios.

For application-specific recommendations or to order original Walter Tools inserts such as the XNHF090612-D27 WKP25S, contact Metav Werkzeuge at info@metav-werkzeuge.com or call +49 2822 7131930 for prompt, expert assistance

Technical Data

• Article number: XNHF090612-D27-WKP25S-WALTER
• Label: Fräswendeschneidplatte XNHF090612-D27 WKP25S Walter Tools
• ISO designation: XNHF090612-D27 WKP25S

Facts

• Free clearance: 0° (negative)
• Corner radius: 1.2 mm
• Thickness: 6 mm
• Plate size: 09
• Tolerance class: H

Special features

• Grade: WKP25S
• Series: Tiger·tec Silver
• Chipbreaker: D27
• Material designation: P / K (steel and cast iron)
• Execution: F
• Manufacturer: Walter Tools

FAQ

Which materials can be machined with this insert?
The XNHF090612-D27 WKP25S insert is designed for machining steel and cast iron (material groups P and K according to ISO 513), as indicated by the WKP25S grade.

What is the purpose of the D27 chipbreaker?
The D27 chipbreaker on the XNHF090612-D27 WKP25S promotes controlled chip formation and evacuation, improving surface quality and reducing the risk of re-cutting.

Is this a coated insert and what benefit does the coating provide?
Yes, the insert features Tiger·tec Silver coating; this coating enhances wear resistance and supports more stable cutting conditions for longer tool life.

What does the 0° negative clearance mean for cutting operations?
A 0° negative clearance provides a more robust cutting edge for demanding cuts, helping to resist edge deformation during heavy or interrupted milling with the XNHF090612-D27 WKP25S.

Which tolerance and dimensions are relevant for tool selection?
The insert is produced to tolerance class H, with a corner radius of 1.2 mm, thickness 6 mm and plate size 09, which should be matched to a compatible toolholder and application.

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

The Walter AG (marketed as Walter Tools) with headquarters in Tübingen belongs to the global group of precision tooling manufacturers and is part of the Swedish Sandvik Group. Protected trademarks and brand names are the property of their respective owners and are mentioned for explanatory purposes only. There is no connection between our company and the mentioned brands. The offered article is an original factory-new product of the manufacturer.