ROHX0803M04-A57 WKK25G Wendeplatten - Walter Tools

Benefit from the combination of Tiger‑tec Gold coating and a coated cemented‑carbide substrate for predictable wear resistance and improved productivity; optimised for machining cast iron, the ROHX0803M04‑A57 WKK25G delivers consistent chip control and stable cutting performance — order the ROHX0803M04‑A57 WKK25G directly via Metav Werkzeuge or ask our consultants if needed.

ROHX0803M04-A57 WKK25G — Milling indexable insert, Tiger‑tec Gold, for cast iron (Walter Tools)

The ROHX0803M04-A57 WKK25G is a round milling insert engineered for efficient roughing and semi‑finishing of cast iron, using Walter Tools’ Tiger‑tec Gold technology to combine abrasion resistance with reliable chip formation.

• Tiger‑tec Gold coating for extended tool life
• Optimised for cast iron machining
• Round insert geometry for stable engagement
• Chipbreaker A57 for short, controlled chips

Maximise cutting performance on cast iron

The Tiger‑tec Gold coating paired with a coated cemented‑carbide substrate provides enhanced abrasion resistance and thermal stability under intermittent cutting typical of cast‑iron work. This combination reduces flank wear and extends service intervals, resulting in fewer tool changes and improved machine uptime. The insert’s construction suits the brittle, short‑chip behaviour of cast iron and is tailored to maintain consistent cutting conditions across batches, supporting higher productivity and reproducible results.

Stable chip control reduces interruptions

The A57 chipbreaker and round insert geometry are designed to produce short, manageable chips when machining cast iron, which lowers the risk of chip entanglement and tool damage. Improved chip control also helps maintain a reliable surface finish and reduces the need for secondary cleaning operations. For operations where tooling stability and predictable chip flow determine process reliability, this insert offers a measurable improvement in cycle consistency and operator safety.

Economic benefits through predictable tool life

With tolerance class H and the Tiger‑tec Gold series’ focus on wear performance, this insert supports productive machining and easier process planning. The coated insert demonstrates balanced performance between wear resistance and edge robustness, making it suitable for demanding production environments that require repeatable results. Walter Tools’ design emphasises broad material coverage for cast‑iron applications, which helps reduce tool variants in the tool crib and simplifies tool inventory management.

Discuss application suitability and ordering options with Metav Werkzeuge — email info@metav-werkzeuge.com or call +49 2822 7131930 for tailored advice and fast availability

Technical data

• Article number: ROHX0803M04-A57-WKK25G-WALTER
• SKU: ROHX0803M04-A57-WKK25G-WALTER
• Label: Fräswendeschneidplatte ROHX0803M04-A57 WKK25G Walter Tools
• Manufacturer: Walter Tools
• Product type: Fräswendeschneidplatte

Core measurements

• Insert size: 08
• Plate thickness: 03
• Chipbreaker designation: A57
• Tolerance class: H

Materials & features

• Coating/series: Tiger‑tec Gold (coated cemented carbide)
• Grade/sort: WKK25G
• Insert form: Round
• Substrate/application: optimised for cast iron (ISO group K)
• Execution: X

FAQ

What materials is this insert suited for?
The ROHX0803M04‑A57 WKK25G is optimised for cast iron machining and is formulated to handle the abrasive wear and short‑chip behaviour typical of these materials.

What does the A57 chipbreaker provide?
Chipbreaker A57 offers controlled, short chips in interrupted and continuous cuts, improving process stability and reducing chip management issues during cast‑iron milling.

How does Tiger‑tec Gold improve tool life?
Tiger‑tec Gold coating enhances abrasion resistance and thermal stability for the coated cemented‑carbide substrate, which translates into longer, more predictable tool life under typical cast‑iron cutting conditions.

Is this insert suitable for finishing operations?
The round geometry and A57 chipbreaker are primarily targeted at stable roughing and semi‑finishing; for tight‑tolerance finishing, selection of an application‑specific geometry is recommended.

Which Walter Tools range does this insert belong to?
This insert is part of the Tiger‑tec Gold series and carries the WKK25G grade, designed for robust performance on cast‑iron workpieces.

Protected trademarks and trade names are the property of their respective owners. Brand names and protected product names are mentioned for explanatory purposes only. There is no affiliation between our company and the mentioned brands. The offered article is original, brand‑new goods of the manufacturer. The product references Walter Tools where applicable.

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