SNMX090408-F57 WKK25G Wendeplatten - Walter Tools

Take advantage of the combination of Tiger‑tec Gold wear resistance, precise chip control F57, and a stable square 90° geometry to increase process reliability when machining abrasive cast iron. Order directly via Metav Werkzeuge or consult our specialists for application-specific recommendations.

SNMX090408-F57 WKK25G — Square milling insert for cast iron machining (Walter Tools)

SNMX090408-F57 WKK25G is a square milling insert engineered for reliable, high‑productivity machining of cast iron components in industrial milling applications

• SNMX090408-F57 WKK25G by Walter Tools
• Tiger‑tec Gold coating for abrasive cast iron
• Square 90° form with 0.8 mm corner radius
• Negative 0° rake for stable cutting

Increase tool life on abrasive cast iron with coated carbide technology

The insert combines a coated carbide grade from the Tiger‑tec Gold series with the WKK25G specification, designed specifically for the abrasive nature of cast iron. This coating strategy improves resistance against abrasive wear and extends productive tool life, which leads to fewer tool changes and more consistent cycle times. The material pairing is optimised for short, brittle chips typical of cast iron, contributing to predictable tool performance in series production.

Stable machining and predictable chip behaviour for secure processes

Equipped with the F57 chipbreaker and a square 90° plate form, the design promotes repeatable chip formation and evacuation. The negative 0° rake increases cutting edge strength for interrupted cuts and heavy radial engagement, enhancing process stability. The 0.8 mm corner radius supports a robust cutting edge that reduces micro‑chipping under fluctuating loads, improving surface consistency and reducing rework.

Practical benefit for workshop integration and set‑up efficiency

The insert is coded and dimensioned to fit standard toolholders for square inserts, simplifying inventory and tool change procedures. Size and thickness codes ensure compatibility across common cutter bodies, helping to streamline tool management. For machining lines focusing on cast iron, the grade allocation and chip control reduce downtime and make the production flow more economical by lowering tool consumption and stabilising quality.

Contact Metav Werkzeuge for tailored machining advice or to discuss application‑specific fitting and availability of the SNMX090408-F57 WKK25G insert

Technical data

• SKU: SNMX090408-F57-WKK25G-WALTER
• Designation: SNMX090408-F57
• Grade: WKK25G
• Series: Tiger‑tec Gold
• Manufacturer: Walter Tools

Facts

• Corner radius: 0.8 mm
• Free rake: 0° (negative)
• Size code: 09
• Thickness code: 04
• Tolerance class: M

Special features

• Coated carbide grade Tiger‑tec Gold
• Chipbreaker: F57
• Plate shape: Square 90°
• Material application: cast iron
• Execution: X
• ISO designation: SNMX090408-F57 WKK25G

FAQ

What materials is this insert intended for?
The SNMX090408-F57 WKK25G insert is specified for machining cast iron; the grade and chipbreaker are optimised for the abrasive and brittle behaviour of these materials.

What advantages does the Tiger‑tec Gold coating provide?
The Tiger‑tec Gold coating on the WKK25G grade increases abrasion resistance and cutting edge life when machining abrasive cast iron, resulting in fewer tool changes and more stable productivity.

How does the F57 chipbreaker affect chip control?
The F57 chipbreaker produces short, controllable chips suitable for cast iron machining, improving evacuation and reducing the risk of recutting during heavy or interrupted cuts.

Is the geometry suitable for heavy‑duty milling operations?
Yes; the square 90° form combined with a negative 0° rake and a 0.8 mm corner radius provides robust cutting edges that enhance stability in demanding milling tasks.

Manufacturer: Walter Deutschland GmbH, Derendinger Straße 53, 72072 Tübingen, Germany

Protected trademarks and trade names are the property of their respective owners. Brand names and protected designations are mentioned for explanatory purposes only. There is no connection between our company and the named brands. The offered article is original factory‑new goods of the manufacturer. Walter Tools is a registered brand of Walter AG, part of the Sandvik Group.