SNGA120416T02020 WCK10 WCK10 Wendeplatten - Walter Tools

Take advantage of the WCK10 ceramic cutting grade for high cutting speeds, combined with a 0° negative rake and a 1.6 mm corner radius to achieve temperature‑resistant, stable turning performance; order directly via Metav Werkzeuge or contact our consultants for grade selection and machining advice.

SNGA120416T02020 WCK10 — Walter Tools turning insert, square 90° with 0° negative rake

SNGA120416T02020 WCK10 is a square, indexable turning insert designed for high‑speed and temperature‑resistant machining applications where stable cutting performance and consistent surface quality are required.

• Ceramic cutting grade WCK10
• 0° negative rake for stable cutting
• Square 90° geometry, size 12
• Corner radius 1.6 mm for finish control

Consistent high‑speed turning with a ceramic cutting grade

The WCK10 grade is a cutting ceramic designed for elevated cutting speeds and excellent thermal resistance. In practice, this means the insert maintains edge integrity during demanding operations and reduces the frequency of edge changes. The square 90° geometry ensures robust support in the toolholder and predictable chip flow, while the 0° negative rake contributes to a stable cutting action under interrupted cuts. For production environments aiming to increase throughput, this insert offers a reliable route to higher cutting speeds without compromising component quality.

Predictable surface finish and tool life through geometry

A 1.6 mm corner radius provides a balance between edge strength and surface finish: it helps to distribute cutting forces across a larger area for improved edge life, yet is fine enough to produce consistent roughness on typical turned components. The insert’s size 12 body offers an established platform for medium to heavy turning tasks, and the design tolerances (class G) support interchangeability in industrial tool systems. When combined, these characteristics reduce process variation and support repeatable results in series production.

How the grade translates into machining benefits

Cutting ceramic materials like WCK10 are particularly suited to machining where heat resistance and wear stability are critical; they excel in finishing and semi‑finishing operations at elevated speeds. The material choice allows operators to push spindle speeds or feed rates while maintaining acceptable tool life, which can shorten cycle times per part. Note that the ISO material group suitability should be checked against the product matrix to confirm the match for a given workpiece material and to determine optimal cutting parameters.

Practical considerations for setup and use

The insert comes in an open series from Walter Tools and is specified with a negative rake and square geometry that demands a compatible toolholder. Because cutting ceramic behaves differently from carbide, coolant strategy and machine rigidity should be reviewed: ceramics often perform best with rigid setups and optimised chip evacuation. For customers transitioning from carbide‑based solutions, consulting the product matrix and testing a sample setup will help to establish stable feed and speed windows and to exploit the grade’s performance safely.

For tailored advice on applying the SNGA120416T02020 WCK10 insert in specific applications, contact Metav Werkzeuge for expert consultation and ordering: info@metav-werkzeuge.com — +49 2822 7131930

Technical data

• Article number: SNGA120416T02020-WCK10-WALTER
• Insert designation: SNGA120416T02020 WCK10
• Product type: Drehwendeschneidplatte

Core dimensions

• Shape: Square 90°
• Size: 12
• Thickness: 04
• Corner radius: 1.6
• Rake angle: 0° (negative)
• Tolerance class: G

Designs and special features

• Series: Walter Schneidstoffsorte - Serie offen
• Grade: WCK10 (cutting ceramic)
• Execution: A
• Notes: Suitable for high cutting speeds and temperature‑resistant machining; consult ISO material group matrix for specific workpiece suitability
• Manufacturer: Walter Tools

FAQ

What materials is this insert suitable for?
The SNGA120416T02020 WCK10 insert uses a cutting ceramic grade optimised for high‑speed and temperature‑resistant machining; suitability for specific materials should be checked in the product’s ISO material group matrix.

How does the 0° negative rake affect cutting?
A 0° negative rake provides a more robust cutting edge and improved stability under heavy or interrupted cuts, which is why this geometry is chosen for the SNGA120416T02020 WCK10 insert.

Can the insert be used for finishing as well as roughing?
Yes. The WCK10 ceramic grade is designed to perform well at elevated speeds and is appropriate for finishing and semi‑finishing; testing with the intended workpiece and parameters is recommended.

What tooling considerations are important for ceramic inserts?
Ceramic inserts such as WCK10 demand a rigid setup, appropriate toolholder support for square inserts, and an optimised cooling/chip‑removal strategy to fully benefit from the grade’s thermal resistance.

Is the SNGA120416T02020 WCK10 compatible with standard toolholders?
The square 90° form and specified dimensions follow common indexable insert conventions; ensure toolholder compatibility with the SNGA designation and the insert’s thickness before assembly.

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

The Walter AG (brand appearance: Walter Tools) 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 remain the property of their respective owners. Brand names and protected designations are used solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The offered item is original, factory‑new merchandise from the manufacturer.