SNMX120512-D27 WPP35G Wendeplatten - Walter Tools

Take advantage of the combination of Tiger·tec Gold coating, the WPP35G grade and a 0° negative rake for robust, repeatable steel machining; the square 90° geometry with a 1.2 mm corner radius supports stable cutting and predictable tool life. Order the SNMX120512-D27 WPP35G directly via Metav Werkzeuge or consult our advisers if alignment with existing toolholders is required.

SNMX120512-D27 WPP35G — Walter Tools milling indexable insert with Tiger·tec Gold coating, square 90°

A SNMX120512-D27 WPP35G milling indexable insert optimised for steel machining, combining a coated carbide grade and a stable negative rake geometry for consistent cutting performance

• Tiger·tec Gold coating for wear resistance
• Designed for steel machining (P group)
• Square 90° insert, 1.2 mm corner radius
• Negative 0° rake for stable cutting

Higher productivity through durable coated carbide

The combination of Tiger·tec Gold surface technology and the WPP35G coated-carbide grade delivers increased abrasion resistance and more consistent edge life under typical steel cutting conditions. Coated carbide uses multiple thin layers to protect the substrate and to manage thermal loads; this reduces flank wear and supports longer intervals between indexing. For production environments this means fewer interruptions for insert changes and a steadier process output, which translates into measurable productivity gains and less variance in finished part quality.

Stable geometry for predictable cutting behaviour

The square 90° geometry with a 1.2 mm corner radius and a 0° negative rake creates a robust cutting edge suited to face and shoulder milling in steel (ISO group P). A square insert offers four cutting corners and defined entry angles, while the modest corner radius balances edge strength and surface finish. The zero-degree rake increases edge stability and is particularly advantageous for interrupted cuts or when machining heavier sections of steel where a stronger cutting edge is needed. The chipbreaker D27 supports controlled chip formation, helping to maintain surface quality and reduce recutting.

Practical integration and selection guidance for toolrooms

When integrating this indexable insert into a milling system, match the SNMX120512-D27 WPP35G with a compatible cutter body that accepts square 90° inserts and provides correct seating and clamping. Correct clamping and the use of appropriate torques preserve the insert seat and ensure repeatable runout. Selection should consider the desired balance between tool life and surface finish: the WPP35G grade is aimed primarily at steel machining with a weighted focus on wear resistance and universality across common steel grades. For assistance with toolholder compatibility or process optimisation, Metav Werkzeuge can provide application-oriented advice and supply matching cutter bodies.

Contact Metav Werkzeuge for tailored recommendations on Walter Tools milling inserts and assistance with toolholder matching — eMail: info@metav-werkzeuge.com | Phone: +49 2822 7131930

Technical data

• SKU: SNMX120512-D27-WPP35G-WALTER
• Article designation: SNMX120512-D27 WPP35G
• Series: Tiger·tec Gold
• Grade: WPP35G
• Manufacturer: Walter Tools

Facts

• Size: 12 mm
• Corner radius: 1.2 mm
• Plate thickness: 05
• Free rake: 0° (negative)
• Tolerance class: M

Special features

• Coating technology: Tiger·tec Gold
• Substrate: coated carbide
• Geometry: Square 90°
• Chipbreaker: D27
• Suitable for: Steel (ISO group P)

FAQ

What materials is this insert suitable for?
The SNMX120512-D27 WPP35G insert from Walter Tools is designed for machining steels classified under ISO group P; the WPP35G grade and Tiger·tec Gold coating are optimised for typical steel heat generation and chip formation.

What is the geometry and corner radius of the insert?
The insert features a square 90° form with a 1.2 mm corner radius, delivering a balance of edge strength and surface finish for general milling applications.

Which coating and grade does the insert use?
This item is supplied in the Tiger·tec Gold coating technology and the WPP35G coated-carbide grade, ensuring good wear resistance and broad applicability in steel machining.

How does the 0° negative rake affect performance?
A 0° negative rake increases cutting-edge robustness and stability, making the insert suitable for heavier cuts and interrupted milling where a stronger edge is beneficial.

How should this insert be integrated into a milling system?
Pair the SNMX120512-D27 WPP35G with a cutter body designed for square inserts, ensure proper seating and clamping, and check that the chipflow and coolant application align with the D27 chipbreaker characteristics.

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

The Walter AG (brand appearance: Walter Tools) with headquarters in Tübingen is one of the world’s leading manufacturers of precision tools for metalworking and is part of the Swedish Sandvik Group. Protected trademarks and trade names are the property of their respective owners. Brand names and protected trade names 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.