BCMT160508R-G55 WKK25G Wendeplatten - Walter Tools

Take advantage of the combination of Tiger·tec Gold coating, targeted design for cast iron and a stable parallelogram form to increase process reliability and productivity; order the insert directly via Metav Werkzeuge or contact our specialists for application advice.

BCMT160508R-G55 WKK25G milling insert — Tiger·tec Gold, for cast iron (Walter Tools)

The BCMT160508R-G55 WKK25G is a parallelogram 75° milling insert engineered for productive machining of cast iron, offering a combination of abrasion-resistant coating and chip control for stable, high-output operations

• Tiger·tec Gold coating technology
• Optimised for cast iron machining
• Parallelogram 75° insert form
• 7° clearance angle for stable cutting
• 0.8 mm corner radius for improved edge life

Proven coating for abrasive cast-iron applications that reduces tool wear

The BCMT160508R-G55 WKK25G employs Tiger·tec Gold technology, a multilayer coating system applied to cemented carbide that significantly improves wear resistance in abrasive materials. For shops machining grey or nodular cast iron, the combination of coating and grade delivers longer intervals between indexing or replacement, which translates into fewer tool changes and higher machine utilisation. In practical terms, the enhanced surface treatment reduces flank and crater wear under cyclic loads and short, breaking chips, leading to a more predictable tool life and consistent component quality.

Geometry and chip control that promote process stability and surface quality

The insert’s parallelogram 75° form and integrated G55 chipbreaker are designed to handle the typically short, brittle chips of cast-iron alloys. The 7° clearance angle reduces rubbing at the flank, while the 0.8 mm corner radius balances edge strength with the ability to generate a good surface finish. These geometric choices improve cutting-edge stability and enable consistent contact conditions, reducing vibration and producing a reliable profile on the workpiece. For production environments, this means fewer rejected parts and less downtime for finishing operations.

Practical benefits for workshop productivity and process economy

By combining a wear-resistant grade with targeted geometry, this insert supports high-volume milling strategies where uptime and repeatability matter. The coated carbide substrate paired with the WKK25G grade is tuned to the abrasive nature of cast iron, providing controlled chip formation and stable cutting performance. The design reduces the frequency of tool indexing and replacement, which lowers handling time and indirect production costs. For applications requiring a robust, repeatable solution for cast-iron components, the insert delivers measurable gains in throughput and part consistency.

Contact Metav Werkzeuge today to discuss integrating Tiger·tec Gold inserts into the production line or to request tailored cutting data and supply advice from Metav Werkzeuge

Technical data

• Article number: BCMT160508R-G55-WKK25G-WALTER
• Designation: BCMT160508R-G55 WKK25G
• Manufacturer: Walter Tools
• Product type: Fräswendeschneidplatte

Facts

• Size: 16
• Thickness: 05
• Corner radius: 0.8 mm
• Clearance angle: 7°
• Insert form: Parallelogram 75°
• Tolerance class: M

Special features

• Series: Tiger·tec Gold
• Grade: WKK25G
• Chipbreaker: G55
• Material group suitability: cast iron (K)
• Execution: T

FAQ

What materials is this insert best suited for?
The BCMT160508R-G55 WKK25G insert is optimised for cast iron machining; the WKK25G grade and Tiger·tec Gold coating are tuned to resist abrasive wear typical of cast components.

How does the G55 chipbreaker improve machining?
The G55 chipbreaker on this Walter Tools insert controls short, brittle chips common with cast iron, promoting safe evacuation and consistent cutting forces for stable milling operations.

What is the purpose of the 75° parallelogram form?
The parallelogram 75° form provides favourable cutting geometry for face and shoulder milling, offering a combination of strength and accessibility that supports robust machining strategies.

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

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