SNMX120512-F27 WKP25S Wendeplatten - Walter Tools

Take advantage of the combination of durable Tiger·tec Silver coating, a reinforced 1.2 mm corner radius and a square 90° geometry for stable, productive milling of steel and cast iron. Order the insert directly via Metav Werkzeuge or consult Metav Werkzeuge's technicians for process optimisation.

SNMX120512-F27 WKP25S square milling insert, Tiger·tec Silver — for steel and cast iron | Walter Tools

A SNMX120512-F27 WKP25S square 90° indexable insert engineered for robust roughing and reliable semi-finishing in demanding steel and cast iron applications

• Tiger·tec Silver coating for long tool life
• Designed for steel and cast iron machining
• Square 90° insert with 1.2 mm corner radius
• Negative 0° rake for stable cutting

Proven wear resistance that extends tool life

The combination of the Tiger·tec Silver coating and the WKP25S grade offers pronounced resistance against abrasive wear and thermal degradation, which translates into longer tool life under typical milling conditions. Coated carbide technology reduces flank wear and maintains cutting-edge integrity during prolonged operation, making it suitable for high-volume production where predictable tool change intervals and consistent part quality are priorities. This behaviour supports lower running costs through fewer interruptions and better process predictability.

Geometry engineered for stable material removal

A square 90° plate form with a 1.2 mm corner radius increases edge robustness and enables heavier radial engagement while preserving acceptable surface finish. The 0° negative rake provides a more robust cutting edge and reduces the tendency for chipping during interrupted cuts or when machining irregular surfaces. Together, these geometric features support stable cutting forces and make the insert particularly effective for roughing passes and mixed operation cycles where tool reliability is essential.

Optimised chip control and thermal management

The integrated F27 chipbreaker geometry and the Tiger·tec Silver technology promote controlled chip formation when cutting both unalloyed and alloyed steels as well as cast iron. By guiding chip flow and dissipating heat more evenly across the cutting edge, the system lowers the risk of built-up edge and edge failure. Improved chip control reduces rework and contributes to a safer, more efficient machining environment, especially on tougher workpiece grades commonly encountered in production workshops.

Process reliability and application scope

Manufactured to tolerance class M, the insert is suitable for systematic indexability and repeatable seating in multi-insert toolholders, which helps to reduce setup variation and improve cycle-time stability. The component’s compact dimensions and standardised design enable compatibility with a wide range of milling bodies used in industry applications. Metav Werkzeuge can supply the insert in matching tool systems and advise on cutting data to achieve the best compromise between productivity and tool life.

For tailored cutting data, availability and application advice on Walter Tools’ Tiger·tec Silver inserts, contact Metav Werkzeuge – info@metav-werkzeuge.com or call +49 2822 7131930 for immediate support and delivery options.

Technical data

• Article number: SNMX120512-F27-WKP25S-WALTER
• Designation: SNMX120512-F27 WKP25S
• Manufacturer: Walter Tools

Facts

• Insert size: 12 mm
• Corner radius: 1.2 mm
• Plate thickness: 05
• Tolerance class: M
• Rake angle: 0° (negative)
• Plate form: Square 90°
• Chipbreaker: F27

Special features

• Coating: Tiger·tec Silver
• Grade: WKP25S (coated carbide)
• Material suitability: P (steel) and K (cast iron)
• Series: Tiger-tec Silver
• Execution: X

FAQ

What materials is this insert suitable for?
The SNMX120512-F27 WKP25S insert from Walter Tools is designed for machining steel (ISO group P) and cast iron (ISO group K), offering optimised performance for those material families.

How does the Tiger·tec Silver coating benefit machining?
Tiger·tec Silver increases wear resistance and thermal stability, which helps to maintain edge life and reduce flank wear when cutting abrasive or heat-generating materials.

Why choose a square 90° insert with a 1.2 mm corner radius?
A square 90° geometry with a 1.2 mm corner radius provides a strong cutting edge for heavier engagements and interrupted cuts, improving stability and reducing the likelihood of chipping.

Is this insert suitable for interrupted cutting and roughing operations?
Yes, the combination of 0° negative rake, sturdy geometry and the F27 chipbreaker makes the insert well suited to roughing and interrupted cutting tasks that demand edge robustness.

How does the tolerance class affect installation?
Tolerance class M ensures consistent seating and indexability in standard toolholders, supporting repeatable positioning and reliable production results.

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

Protected trademarks and trade names are the property of their respective owners. Brand names are mentioned for explanation only; no connection exists between Metav Werkzeuge and the named brands. The offered article is original, factory-new goods of the manufacturer Walter Tools.