ROHX1204M08-A57 WKK25G WKK25G Wendeplatten - Walter Tools

Take advantage of the combination of Tiger·tec Gold coating, high wear resistance, and optimised chip control for consistent cast iron productivity; order the insert directly via Metav Werkzeuge or contact the advisers for process recommendations.

ROHX1204M08-A57 WKK25G milling insert — Tiger·tec Gold, for cast iron | Walter Tools

A ROHX1204M08-A57 WKK25G indexable milling insert designed for efficient, high-abrasion machining of cast iron components in production environments

• Tiger·tec Gold coating for high wear resistance
• Designed for abrasive cast iron machining
• Round 12 mm insert with A57 chipbreaker
• Stable edge and reliable chip control

Increase throughput with a wear-resistant grade

The Tiger·tec Gold coating combined with the WKK25G grade delivers measurable improvements in edge life when machining abrasive materials. This insert is engineered to resist the short, breaking chips typical of grey and nodular cast iron, reducing tool changes and machine downtime. The result is a more predictable process with fewer interruptions and a better overall cycle time for repetitive milling tasks.

Reliable chip control for cleaner machining

A key benefit of the round geometry and A57 chipbreaker is superior chip control, which minimises rework and enhances operator safety. The insert’s shape promotes consistent chip formation and evacuation, especially under interrupted cuts. For workshops seeking lower manual clearing and reduced secondary handling, this specification supports cleaner processes and fewer machining interruptions.

Robust design that suits abrasive cast iron work

The circular insert format with a 12 mm nominal size and 4 mm thickness provides a balanced contact area and edge stability. The combination of geometry and the coated cemented carbide grade addresses the abrasive wear behaviour of cast iron, enabling stable cutting forces and improved surface quality on workpieces. Tolerance class H ensures consistent fit and interchangeability across compatible toolholders.

Practical explanation for process planners

For those new to grade classifications: WKK25G is a coated carbide grade optimised for cast iron machining, focusing on abrasion resistance rather than ductile-material toughness. The coating reduces adhesive wear and extends life in high-abrasion contexts, while the round insert geometry distributes cutting stresses, lowering the risk of premature edge failure. Matching the insert to appropriate speeds and feeds for cast iron will unlock these benefits.

Contact Metav Werkzeuge for tailored application advice and to secure Walter Tools ROHX1204M08-A57 WKK25G inserts — eMail: info@metav-werkzeuge.com or phone +49 2822 7131930

Technical Data

• SKU: ROHX1204M08-A57-WKK25G-WALTER
• Name: ROHX1204M08-A57 WKK25G
• Manufacturer: Walter Tools
• Product type: Fräswendeschneidplatte (milling insert)
• Series: Tiger·tec Gold
• Grade: WKK25G

Facts

• Insert diameter: 12 mm
• Thickness: 4 mm
• Chipbreaker: A57
• Shape: Round
• Tolerance class: H

Special features

• Coating technology: Tiger·tec Gold
• Material suitability: Cast iron (K)
• Execution: X
• Plate designation: ROHX1204M08-A57
• ISO designation: ROHX1204M08-A57 WKK25G

FAQ

What materials is this insert intended for?
The ROHX1204M08-A57 WKK25G is optimised for machining cast iron, as indicated by the grade and series.

What is the main benefit of the Tiger·tec Gold coating?
Tiger·tec Gold on the WKK25G grade primarily increases wear resistance and improves life during abrasive cast iron cutting.

Which chipbreaker is fitted and what is the advantage?
The insert features an A57 chipbreaker, offering controlled chip formation and improved evacuation during interrupted and continuous milling.

What are the key dimensions to consider for toolholder compatibility?
Key dimensions are a 12 mm insert diameter and a 4 mm thickness; tolerant class H ensures consistent fitting in compatible toolholders.

Who manufactures the insert and what is the product type?
This milling insert is a Walter Tools fräswendeschneidplatte (milling insert), supplied under the ROHX1204M08-A57 WKK25G designation.

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

Protected trademarks and trade names are the property of their respective owners. Brand names and registered trademarks are mentioned for explanatory purposes only. There is no affiliation between our company and the mentioned brands. The offered item is original, factory-new merchandise from the manufacturer.