ADMT120408R-F56 WKK25G WKK25G Wendeplatten - Walter Tools

Take advantage of the combination of Tiger‑tec Gold wear resistance, the F56 chipbreaker tailored for cast iron and a secure parallelogram seating for uninterrupted production — order directly via Metav Werkzeuge or consult our experts for application advice.

ADMT120408R-F56 WKK25G milling insert for cast iron – Tiger‑tec Gold by Walter Tools

The ADMT120408R-F56 WKK25G is a robust milling insert in parallelogram 85° form, developed for productive machining of cast iron with a Tiger‑tec Gold coated carbide grade.

Tiger‑tec Gold coated carbide WKK25G
Optimised F56 chipbreaker for cast iron
Parallelogram 85° geometry for secure seating
15° clearance angle with 0.8 mm corner radius

Deliver predictable productivity in cast iron milling

The ADMT120408R-F56 WKK25G combines the Tiger‑tec Gold coating with the WKK25G grade to address the abrasive wear and fragmented chip behaviour typical of cast iron. The result is consistent cutting-edge performance and lower frequency of flank wear, which translates into fewer tool changes and more stable cycle times. The integrated F56 chipbreaker is optimised to control short, brittle chips from cast materials, reducing the risk of clogging and improving process reliability on milling operations.

Geometry that ensures secure seating and repeatable accuracy

The parallelogram 85° form, together with a 15° clearance angle and 0.8 mm corner radius, provides a compact contact footprint and reliable clamping stability. These geometric choices support repeatable insert indexing and help maintain toolpath accuracy under varying cutting loads. For production runs where dimensional stability and surface quality matter, the geometry reduces vibration and supports predictable results across batches.

Longer edge life, less downtime, measurable efficiency gains

Coated carbide technology and a grade tuned for abrasive cast iron reduce progressive wear mechanisms and deliver longer edge life. In practice, this means fewer interruptions for tool changes and a more economical manufacturing flow. The coated surface promotes a stable cutting edge and improved heat resistance, which together enhance productivity and cut overall processing costs through reduced downtime.

Clear application scope and selection guidance

Designed specifically for machining Gusseisen (cast iron) per ISO group K, this insert excels in both roughing operations and finishing passes where chip control and edge stability are crucial. The product data identifies suitability for cast iron; other material groups are not specified for this grade. For process optimisation and cutting parameter recommendations with the Walter Tools Tiger‑tec Gold system, Metav Werkzeuge can provide tailored advice and machining data.

Contact Metav Werkzeuge for application support and to discuss how the Walter Tools Tiger‑tec Gold ADMT120408R-F56 WKK25G insert can improve cast iron milling performance

Technical Data

• Article number: ADMT120408R-F56-WKK25G-WALTER
• Designation: ADMT120408R-F56 WKK25G
• Manufacturer: Walter Tools
• Series: Tiger‑tec Gold
• Grade: WKK25G

Facts

• Clearance angle: 15°
• Corner radius: 0.8 mm
• Plate form: Parallelogram 85°
• Plate size: 12
• Plate thickness: 04
• Tolerance class: M

Special features

• Chipbreaker: F56
• Coating: Tiger‑tec Gold
• Carbide type: coated carbide (WKK25G)
• Application: cast iron (ISO group K)
• Execution: T

FAQ

Which materials is this insert designed for?
The ADMT120408R-F56 WKK25G milling insert by Walter Tools is developed for machining cast iron (ISO group K) and is optimised to handle the abrasive, short-chip behaviour of these materials.

What does the WKK25G designation indicate?
WKK25G identifies the Walter Tools carbide grade within the Tiger‑tec Gold family; the grade offers a coated carbide composition tuned for wear resistance on cast iron.

How does the F56 chipbreaker affect machining?
The F56 chipbreaker on this insert controls short, brittle chips typical of cast iron, improving evacuation and reducing the chance of chip packing during milling.

Is the geometry suitable for stable production runs?
Yes, the parallelogram 85° shape combined with a 15° clearance angle and a 0.8 mm corner radius provides secure seating and repeatable indexing for stable production performance.

Can the ADMT120408R-F56 WKK25G be used for finishing as well as roughing?
The insert’s grade and chipbreaker make it suitable for a range of operations on cast iron, from high‑volume roughing to quality finishing passes where chip control and edge integrity matter.

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

Protected trademarks and product names are the property of their respective owners. The mentioned brand names are used for explanation only. There is no connection between our company and the named brands. The offered item is an original, factory‑new product of the respective manufacturer.