SNMX1205ZNN-F57 WKK25G Wendeplatten - Walter Tools

Take advantage of the combination of high wear resistance, precise square geometry and reliable chip control for consistent, productive milling of cast iron; order the insert directly via Metav Werkzeuge or consult our specialists for application advice.

SNMX1205ZNN-F57 WKK25G indexable milling insert — Tiger‑tec Gold, for cast iron, square 90°, Walter Tools

SNMX1205ZNN-F57 WKK25G is an indexable milling insert engineered for stable, productive machining of cast iron components, offering a robust edge and tailored chip control for industrial milling operations

• Tiger‑tec Gold coating for high wear resistance
• Optimised for cast iron (ISO group K)
• Square 90° geometry for robust milling
• Chipbreaker F57 for short, controlled chips

Increased tool life and process stability for abrasive cast iron work

The Tiger‑tec Gold coating combined with the WKK25G grade addresses the typical abrasive wear and short, breaking chips of cast iron. This results in extended tool life and fewer tool changes, which reduces downtime and raises overall productivity. The combination of coating and substrate is engineered for stable chip formation, so operations benefit from consistent cutting behaviour even under interrupted cuts or challenging cast-iron microstructures. For production environments aiming to lower tooling costs per part, this insert delivers a measurable improvement in run time and repeatability.

Robust geometry for heavy milling and reproducible surface quality

A square 90° form and a 0° (negative) rake deliver a strong cutting edge that resists chipping under high radial loads. The insert’s geometry is designed to offer secure edge stability during heavy machining, supporting higher depths of cut with predictable forces. The integrated chipbreaker F57 aids in creating short, manageable chips that reduce recutting and improve surface finish. These features together provide manufacturers with reproducible component quality and fewer scrap parts when machining cast iron workpieces.

Ease of integration and consistent productivity in series production

As an indexable insert from Walter Tools, this grade is suitable for automated tool change systems and standard milling cutters that accept SNMX-style inserts. The standardised form and tolerance class allow quick indexing and reliable clamping, minimising process variation between shifts. With the insert optimised specifically for cast iron, process engineers obtain predictable tool behaviour across production batches, improving cycle-time stability and simplifying tool inventory management. The predictable performance supports planning for maintenance intervals and reduces unforeseen stoppages.

For dependable cast-iron milling with Walter Tools’ Tiger‑tec Gold technology, contact Metav Werkzeuge for availability and application guidance – Metav Werkzeuge can advise on cutter compatibility and batch supply to meet production needs.

Technical data

• SKU: SNMX1205ZNN-F57-WKK25G-WALTER
• Product: indexable milling insert SNMX1205ZNN-F57 WKK25G
• Manufacturer: Walter Tools

Facts

• Insert size: 12
• Plate thickness: 05
• Free rake angle: 0° (negative)
• Corner angle: 90°
• Tolerance class: M

Special features

• Coating: Tiger‑tec Gold
• Grade: WKK25G
• Chipbreaker: F57
• Geometry: square 90°
• Material group suitability: cast iron (ISO group K)
• Series: Tiger‑tec Gold
• Execution: X

FAQ

Is this insert suitable for machining cast iron?
Yes. The SNMX1205ZNN-F57 WKK25G insert from Walter Tools is optimised for cast iron (ISO group K) and offers coating and grade characteristics tuned to abrasive cast-iron conditions.

What benefit does the Tiger‑tec Gold coating provide?
The Tiger‑tec Gold coating on this insert improves wear resistance and extends tool life under abrasive cutting conditions, which is particularly beneficial when machining cast iron components.

How does the chipbreaker F57 affect machining performance?
The F57 chipbreaker promotes short, controlled chips that reduce recutting and help maintain a consistent surface finish; this leads to more stable processes and easier chip evacuation.

Can the insert be used in standard SNMX cutter systems?
The insert follows the SNMX geometry and tolerance class, so it is compatible with standard SNMX-style milling cutters that accept this format and clamping.

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

Protected trademarks and trade names are the property of their respective owners. Brand names are used solely for explanation and identification of compatible products. The item offered is an original, factory‑new product from the manufacturer.