SNMX120512-D27 WKP25S Wendeplatten - Walter Tools

Take advantage of a high‑productivity, coated carbide solution combined with reliable chip control and a robust square geometry for predictable tool life and consistent part quality; order the insert directly via Metav Werkzeuge or consult the technical advisers if further specification is required.

SNMX120512‑D27 WKP25S milling insert — Tiger·tec Silver, for steel & cast iron, square 90° — Walter Tools

The SNMX120512‑D27 WKP25S is a square 90° milling insert with Tiger·tec Silver technology, designed for productive machining of steels and cast iron in demanding production environments.

• Tiger·tec Silver coated for high productivity
• Optimised for steel and cast iron machining
• Square 90° form with 1.2 mm corner radius
• 0° negative rake with D27 chipbreaker

Built for high material removal and repeatable productivity

The Tiger·tec Silver coating combined with the WKP25S grade offers a balanced mix of wear resistance and toughness, enabling sustained performance in serial machining. As a coated carbide insert engineered for ISO groups P and K, it handles the typical heat and chip behaviour of steel and the abrasive, short‑breaking chips of cast iron. The result is longer tool life and fewer insert changes, which supports stable cycle times and reduced tooling costs in production runs.

Geometry that improves stability and surface quality

A square 90° form with a 1.2 mm corner radius gives a robust cutting edge that tolerates higher cutting forces and interrupted cuts. The 0° negative rake increases edge strength where heavy engagement occurs, while the D27 chipbreaker promotes reliable chip control under varying cutting conditions. Together these features lower the risk of edge chipping and help maintain consistent surface finish, reducing rework and inspection time on finished components.

Practical benefits for workshop efficiency

Tolerance class M and the standardised SNMX120512 designation simplify tool selection and replacement for automated tool changers or manual toolrooms. The insert’s proven combination of coating and grade supports both roughing and semi‑finishing strategies: higher feed rates with confidence in the cutting edge, or conservative parameters for fine surface requirements. The design therefore supports process optimisation and quicker ramp‑up when introducing new parts or batch sizes.

How the insert integrates into existing processes

With a plate size code of 12 and thickness code 05, the insert fits common seat types used across many milling cutters; the square geometry offers flexible cutting orientations for pocketing, shoulder milling and peripheral operations. The chipbreaker geometry reduces the need for specialised tooling downstream and simplifies coolant and chip evacuation planning. For users less familiar with insert selection, specifying the Tiger·tec Silver WKP25S grade clarifies expectations for wear behaviour and suitable cutting ranges, making procurement and process documentation more straightforward.

For reliable, high‑productivity milling in steel and cast iron, contact Metav Werkzeuge to specify Walter Tools' SNMX120512‑D27 WKP25S milling insert for your application; email info@metav-werkzeuge.com or call +49 2822 7131930

Technical Data

• Article number / SKU: SNMX120512-D27-WKP25S-WALTER
• Product name: SNMX120512‑D27 WKP25S
• Product type: milling insert (indexable insert)
• Series: Tiger·tec Silver
• Grade: WKP25S
• Manufacturer: Walter Tools

Data

• Corner radius: 1.2 mm
• Plate size: 12 (code)
• Thickness: 05 (code)
• Rake angle: 0° (negative)
• Chipbreaker: D27
• Tolerance class: M

Special features

• Coating/technology: Tiger·tec Silver (coated carbide)
• Material suitability: steel (P), cast iron (K)
• Plate form: square 90°
• Application focus: productive milling, stable chip formation
• Execution: X

FAQ

What materials is the SNMX120512‑D27 WKP25S suitable for?
The SNMX120512‑D27 WKP25S is targeted at steel (ISO group P) and cast iron (ISO group K) applications, reflecting the WKP25S grade’s balance for these material groups.

What advantages does the Tiger·tec Silver technology provide?
Tiger·tec Silver gives the insert improved wear resistance and toughness, supporting longer tool life and consistent cutting performance across varied steel and cast iron workloads.

How does the D27 chipbreaker affect machining?
The D27 chipbreaker promotes predictable chip formation and evacuation, reducing the chance of chip entanglement and aiding surface quality during continuous and interrupted cuts.

Why choose a square 90° insert with a 1.2 mm corner radius?
A square 90° geometry with a 1.2 mm radius offers strong cutting edges for both heavy engagement and flexible tool orientations, improving stability and lowering the risk of edge failure.

Is this insert suitable for roughing and finishing operations?
Yes, the combination of the WKP25S grade, Tiger·tec Silver coating and the D27 chipbreaker allows use in higher‑feed roughing as well as controlled semi‑finishing, depending on the selected cutting parameters.

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

Protected trademarks and trade names are the property of their respective owners. The Walter brand is mentioned for identification and explanatory purposes only; there is no connection implied between Metav Werkzeuge and the trademark holders. The offered article is an original, factory‑new product of the manufacturer.