BCMT090312R-G55 WKP35S Wendeplatten - Walter Tools

Take advantage of the combination of Tiger·tec Silver coating and a precise 1.2 mm nose radius to achieve consistent chip control and long tool life in mixed production of steel and cast iron; order original Walter Tools inserts via Metav Werkzeuge or consult our specialists for process optimisation.

BCMT090312R-G55 WKP35S milling indexable insert — Tiger·tec Silver, for steel and cast iron — Walter Tools

The BCMT090312R-G55 WKP35S is a coated carbide milling insert designed for reliable performance in steel and cast iron machining, offering a balanced geometry for both continuous and interrupted cuts.

• Tiger·tec Silver coating for high wear resistance
• Designed for steel and cast iron applications
• 7° clearance angle with 1.2 mm nose radius
• Parallelogram 75° form for secure clamping

Consistent results for steel and cast iron milling

The insert is engineered for machining within the ISO group P (steel) and ISO group K (cast iron), so the cutting-edge behaviour is adapted to typical heat generation and chip formation for these materials. The coated carbide substrate provides a combination of toughness and hardness that maintains cutting performance across varying load conditions. As a result, cycle times become more predictable and tool-change intervals lengthen, which supports continuous production runs and reduces unplanned stoppages.

Extended tool life through advanced coating

The Tiger·tec Silver coating improves thermal resistance and adhesion, which reduces abrasive wear and prolongs service life under demanding conditions. In practice this means fewer insert changes during a shift and more consistent surface finishes on machined parts. The coating technology also contributes to stable cutting when facing fluctuating cutting parameters, offering a clear productivity advantage for medium to high-volume milling operations.

Geometry engineered for secure clamping and accuracy

The Parallelogram 75° insert form provides a stable seat in many common milling cutters, improving clamping security and reducing the risk of vibration-induced edge chipping. A 7° clearance angle minimises flank contact while the 1.2 mm nose radius offers a compromise between strength and surface quality: a larger radius increases edge robustness and edge life, while still enabling acceptable component finish in general milling tasks. This geometry supports repeatable dimensional accuracy in serial production.

Practical advantages for workshop productivity

With the G55 chipbreaker and a medium tolerance class M, the insert controls chip flow and supports efficient evacuation in both steels and cast irons, lowering the likelihood of built-up edge and reducing rework. The design is well suited to typical slotting and face milling passes, where steady chip formation and edge stability translate to fewer interruptions and better overall throughput. For job shops and production environments alike, the result is higher process reliability and measurable time savings per component.

Contact Metav Werkzeuge today to secure original Walter Tools BCMT090312R-G55 WKP35S inserts with Tiger·tec Silver coating and get tailored advice for optimising milling processes

Technical data

• Article number / SKU: BCMT090312R-G55-WKP35S-WALTER
• Product name: BCMT090312R-G55 WKP35S
• Product type: Milling indexable insert

Facts

• Clearance angle: 7°
• Nose radius: 1.2 mm
• Plate size: 09
• Plate thickness: 03
• Plate form: Parallelogram 75°

Special features

• Coating: Tiger·tec Silver
• Grade / sort: WKP35S
• Chipbreaker: G55
• Series: Tiger-tec Silver
• Tolerance class: M
• Material groups: P (steel), K (cast iron)
• Manufacturer: Walter Tools

FAQ

Which materials are recommended for this insert?
The BCMT090312R-G55 WKP35S is specified for steel (ISO group P) and cast iron (ISO group K) machining and is optimised for the thermal and abrasive demands of these material groups.

What does the Tiger·tec Silver coating provide?
The Tiger·tec Silver coating on the WKP35S grade enhances thermal stability and wear resistance, resulting in longer tool life and more consistent surface quality during milling.

What are the key geometry specifications relevant to process setup?
This insert has a Parallelogram 75° form, 7° clearance angle and a 1.2 mm nose radius, which together support secure clamping, reduced flank contact and a balance between edge strength and surface finish.

Which chipbreaker is fitted and what is its effect?
The insert uses a G55 chipbreaker designed to control medium chip flows typical for steel and cast iron, improving chip evacuation and reducing the risk of built-up edge.

Is the insert specified for stainless steel machining?
Suitability for stainless steel is not indicated for the BCMT090312R-G55 WKP35S; the documented material groups are steel and cast iron only.

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

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