RCMT0602M0-RK4 WKK20S WKK20S Wendeplatten - Walter Tools

Optimise turning operations by combining the Tiger‑tec Silver coating with the RK4 chipbreaker for consistent chip control and extended tool life; the compact round insert with a 7° relief angle delivers stable cutting in abrasive cast iron. Order directly via Metav Werkzeuge or consult our specialists for application-specific advice.

RCMT0602M0-RK4 RCMT0602M0-RK4 WKK20S – Round Turning Insert for cast iron, Walter Tools

RCMT0602M0-RK4 WKK20S is a coated indexable insert designed to deliver controlled chip formation and durable performance when machining cast iron components

• Tiger‑tec Silver coating for long life
• RK4 chipbreaker for secure chip control
• 7° relief angle for reliable cutting
• Round form RCMT06 for flexible turning

High-performance coating and chip control for cast iron turning

The combination of Tiger‑tec Silver technology with the WKK20S grade provides a robust, coated carbide construction tuned for abrasive cast iron. The insert’s RK4 chipbreaker is designed to fracture and evacuate short, brittle chips typical of grey and nodular cast irons, reducing interruptions and improving cycle stability. This technical setup reduces flank wear and keeps machining runs predictable, which translates into fewer tool changes and higher overall throughput on turning centres and lathes.

Why the geometry matters: shape, relief and repeatability

The round RCMT06 form plus a 7° relief angle creates a neutral cutting geometry that excels in interrupted cuts and profiling. Round inserts distribute cutting forces evenly and tolerate moderate axial engagement, making them suitable for versatile external turning tasks. The coated carbide surface resists abrasive attack while the RK4 chipbreaker ensures manageable swarf; together they support consistent surface finish and dimensional stability, even for operators new to selector criteria for indexable tooling.

Process reliability and economical performance in production

With tolerance class M and execution T, the insert matches common tooling holders and indexable systems for repeatable positioning and straightforward indexation. The WKK20S grade targets cast iron applications and brings wear resistance that extends cutting length per edge, supporting higher productivity and reduced tooling costs over time. For production environments that prioritise uptime, the insert’s stability and predictable wear characteristics lead to fewer interventions and more efficient batch machining.

Contact Metav Werkzeuge for application guidance and stock availability of Walter Tools RCMT0602M0-RK4 WKK20S inserts: info@metav-werkzeuge.com | +49 2822 7131930

Technical data

• Article number: RCMT0602M0-RK4-WKK20S-WALTER
• SKU: RCMT0602M0-RK4-WKK20S-WALTER
• Product type: Drehwendeschneidplatte
• Manufacturer: Walter Tools
• Designation: RCMT0602M0-RK4
• ISO designation: RCMT0602M0-RK4 WKK20S
• Grade: WKK20S

Facts

• Plate size: 06
• Plate thickness: 02
• Relief angle: 7°
• Tolerance class: M

Special features

• Series: Tiger‑tec Silver
• Chipbreaker: RK4
• Shape: Round
• Suitable for: cast iron
• Execution: T
• Coated carbide grade for abrasive wear resistance

FAQ

What materials is this insert intended for?
The Walter Tools RCMT0602M0-RK4 WKK20S insert is formulated for machining cast iron, with the WKK20S grade optimised for abrasive wear and short, breaking chips typical of these materials.

How does the RK4 chipbreaker improve machining?
The RK4 chipbreaker on this insert produces controlled, short chips that evacuate reliably, lowering the risk of entanglement and improving process stability when turning cast iron.

What does the Tiger‑tec Silver series offer compared with standard coatings?
The Tiger‑tec Silver coating enhances wear resistance and heat management on the cutting edge, lengthening tool life and maintaining consistent performance during longer turning cycles.

Is the round RCMT06 shape suitable for interrupted cuts?
Yes, the round form provides even distribution of cutting forces and is well suited to interrupted and profiling operations, offering robustness where local engagement varies.

What does tolerance class M mean for toolholders?
Tolerance class M indicates standardised dimensional accuracy for repeatable insert seating and indexing, simplifying integration into common turning tool systems.

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

Protected trademarks and trade names remain the property of their respective owners. Brand names are used for clarification only and do not imply any affiliation with Metav Werkzeuge. The offered article is an original, brand‑new product of Walter Tools.