SNMX090408-F27 WKP25S WKP25S Wendeplatten - Walter Tools

Take advantage of the reliable combination of Tiger·tec Silver coating, the WKP25S carbide grade and the stable square 90° geometry to boost productivity in steel and cast iron milling; order directly via Metav Werkzeuge or consult our specialists for material-specific recommendations.

SNMX090408-F27 WKP25S — Milling insert (square 90°) by Walter Tools, Tiger·tec Silver, for steel & cast iron

SNMX090408-F27 WKP25S is a square milling indexable insert designed for productive machining of steel and cast iron in general milling operations

• Tiger·tec Silver coated grade WKP25S
• Suitable for steel and cast iron machining
• Square 90° geometry for stable milling
• Negative 0° rake with 0.8 mm corner radius

Reliable performance in steel and cast iron milling

The combination of the WKP25S coated carbide grade and the Tiger·tec Silver technology delivers consistent tool life and cutting-edge performance when machining P- and K-group materials. The grade has been developed to manage the thermal and mechanical loads typical for steel and the abrasive nature of cast iron, ensuring controlled wear and repeatable results. By using a coated hardmetal grade, production runs benefit from reduced downtime and fewer insert changes, which improves overall process efficiency.

Coating and grade engineered for productivity

The Tiger·tec Silver coating provides an optimised surface and adhesion layer that reduces friction and improves heat resistance during high metal-removal rates. The WKP25S is a coated carbide sort designed for balanced performance: good wear resistance and robust edge stability. For shops seeking higher uptime, these properties translate into longer uninterrupted cycles and dependable component tolerances — particularly important when batch sizes or component accuracy matter.

Geometry and edge design that aid process security

A square 90° insert form and a 0.8 mm corner radius give robust edge strength for face and shoulder milling, while the 0° (negative) rake delivers a conservative cutting geometry that favours stability in interrupted cuts and roughing tasks. The insert thickness and nominal dimensions ensure proper clamping and repeatability in standard pocket-type toolholders. In practice, this geometry reduces vibration and preserves the cutting edge during demanding operations, contributing to predictable surface finishes and dimensional control.

Practical benefits for production planning and tool choice

Choosing this indexable insert supports a pragmatic machining strategy: the coated grade and negative geometry combine to offer process reliability across a range of steels and cast irons according to ISO 513 groupings. The insert’s specification aligns with established toolholder systems and milling strategies, making it straightforward to integrate into existing setups. For purchasing and inventory, the standardised ISO designation aids quick identification and replacement, simplifying tool management in the workshop.

For availability, technical matching or procurement support contact Metav Werkzeuge — their consultants can advise on toolholder compatibility and optimal cutting data for the intended materials.

Technical Data

• Article number: SNMX090408-F27-WKP25S-WALTER
• Product type: Milling indexable insert
• Series: Tiger·tec Silver
• Grade: WKP25S
• Manufacturer: Walter Tools
• Geometry: Quadrate 90°

Facts

• Insert size: 09
• Thickness: 04
• Corner radius: 0.8 mm
• Rake angle: 0° (negative)
• Tolerance class: M

Special features

• Coating: Tiger·tec Silver (coated carbide)
• Applicable material groups: P (steel), K (cast iron)
• Cutting chipbreaker: F27
• Execution: X
• Plate form: Square 90°

FAQ

What materials is this insert suitable for?
The SNMX090408-F27 WKP25S insert with the WKP25S grade is suitable for ISO group P (steel) and K (cast iron) applications.

How does the Tiger·tec Silver coating help in machining?
The Tiger·tec Silver coating on the insert reduces friction and increases thermal resistance, improving wear behaviour and tool life under demanding cutting conditions.

What advantage does the square 90° geometry provide?
Square 90° geometry offers robust edge strength for face and shoulder milling, helping to maintain stability and surface quality in both roughing and finishing passes.

Is the negative 0° rake suited to interrupted cuts?
Yes, the negative 0° rake and the insert’s edge design support stable cutting in interrupted and heavy milling applications, enhancing process security.

How is the corner radius relevant to machining results?
The 0.8 mm corner radius balances edge strength and achievable surface finish, making the insert versatile for general-purpose milling in steel and cast iron.

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

Protected trademarks and product names remain the property of their respective owners. Mention of brand names and trademarks serves explanatory purposes only and does not imply any affiliation between Metav Werkzeuge and the trademark owners. The offered item is an original, factory-new product of the stated manufacturer.