SNMX1205ENN-F57 WKK25G Wendeplatten - Walter Tools

Take advantage of Tiger‑tec Gold technology and the WKK25G grade for reliable cast‑iron machining; the square 90° design with a 0° negative relief ensures robust cutting and consistent chip control. Order the insert directly via Metav Werkzeuge or ask the Metav consultants for application support.

SNMX1205ENN-F57 WKK25G milling indexable insert — Tiger‑tec Gold, cast‑iron application — Walter Tools

The SNMX1205ENN-F57 WKK25G is a square, negative‑geometry milling insert developed for efficient machining of cast iron, combining Tiger‑tec Gold coating with a dedicated chipbreaker for stable cutting.

• Tiger‑tec Gold coating for high wear resistance
• Optimised for cast iron machining (ISO group K)
• Square 90° insert, 0° negative relief

Increased productivity through durable coating and grade

The combination of Tiger‑tec Gold technology and the WKK25G grade delivers enhanced wear resistance and longer tool life when machining abrasive cast‑iron materials. The coated cemented carbide substrate resists abrasive flank wear, which translates into fewer indexings and longer productive running times. As a result, cycle times can be reduced by maintaining cutting parameters closer to optimal values for longer periods, improving overall process efficiency and lowering unit costs without compromising component quality.

Stable machining and reliable chip control for repeatable results

Designed with a dedicated F57 chipbreaker and a Square 90° shape, the insert promotes consistent chip formation and evacuation during interrupted cuts typical of cast‑iron work. The 0° negative relief delivers a robust cutting edge that tolerates heavier depths of cut and adverse cutting conditions, enhancing stability in milling operations. This geometry supports predictable forces and vibrations, which helps to achieve uniform surface quality and repeatable dimensional results across production batches.

Application insight and material suitability explained

The cutting grade is specifically tuned for the ISO group K (cast iron), addressing the abrasive wear and typically short, brittle chips of these materials. The tolerance class M indicates medium dimensional precision for consistent seating and interchangeability in standard toolholders. The chipbreaker function reduces the risk of entangling chips and supports safer handling while maintaining good surface finishes. For shops seeking a balance between economy and dependable performance in cast‑iron milling, this insert offers a straightforward, technically sound solution.

For machining cast iron with proven Tiger‑tec Gold performance, contact Metav Werkzeuge for detailed application advice or to arrange procurement via Metav Werkzeuge; eMail: info@metav-werkzeuge.com — Tel: +49 2822 7131930

Technical data

• Article number: SNMX1205ENN-F57-WKK25G-WALTER
• Designation: SNMX1205ENN-F57 WKK25G
• Product type: milling indexable insert
• Manufacturer: Walter Tools
• Series: Tiger‑tec Gold
• Grade: WKK25G
• Execution: X
• Tolerance class: M

Data

• Insert size: 12
• Thickness: 05
• Free angle: 0° (negative)
• Geometry: Square 90°
• Chipbreaker: F57

Special features

• Coating / technology: Tiger‑tec Gold
• Cutting grade: WKK25G
• Material suitability: Cast iron (K)
• Robust negative geometry for stable cutting
• Square insert for secure clamping

FAQ

What materials is this insert suitable for?
The SNMX1205ENN-F57 WKK25G by Walter Tools is formulated for machining cast iron (ISO group K) and is optimised to cope with abrasive wear typical of that material.

How does the F57 chipbreaker affect machining?
The F57 chipbreaker integrated in the SNMX1205ENN-F57 WKK25G promotes controlled chip formation and evacuation, improving surface finish and reducing the likelihood of chip entanglement during milling.

Can the insert be used for heavy cutting depths?
The 0° negative relief and square 90° geometry provide a robust cutting edge for heavier depths of cut and interrupted milling operations, offering increased stability in demanding conditions.

What does the WKK25G grade mean in practice?
WKK25G is a Walter Tools cutting grade within the Tiger‑tec Gold family aimed at cast‑iron applications; it balances wear resistance and toughness to extend tool life under abrasive conditions.

Is this insert compatible with standard toolholders?
The SNMX1205ENN-F57 WKK25G is manufactured to tolerance class M and the common SNMX ISO designation, allowing interchangeability with holders designed for square 90° inserts following the same standards.

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

Protected trademarks and trade names are the property of their respective owners. The mentioned brand is included for descriptive purposes only. The offered item is an original, factory‑new product from the manufacturer. The Walter AG (brand appearance: Walter Tools) is part of the Sandvik Group.