LNHU080304-F57T WKP25S Wendeplatten - Walter Tools

Take advantage of the combination of Tiger·tec Silver wear resistance, the WKP25S carbide grade and the optimised F57T chipformer for steady, productive milling of steel and cast iron; order directly via Metav Werkzeuge or consult the technical team for application advice.

LNHU080304-F57T WKP25S milling indexable insert, Tiger·tec Silver, for steel and cast iron — Walter Tools

The LNHU080304-F57T WKP25S is a rectangular milling insert designed for robust, high‑productivity machining of steel and cast iron in general milling applications.

• Tiger·tec Silver wear-resistant coating
• Optimised F57T chipformer for chip control
• Suitable for steel (P) and cast iron (K)
• Rectangular insert with 0.4 mm corner radius

Consistent productivity through advanced coating and grade

The combination of the Tiger·tec Silver coating and the WKP25S carbide grade delivers a balanced performance aimed at long life and reproducible results. The specialised coating reduces adhesive and abrasive wear on the cutting edge, which translates into extended tool life and fewer indexings. For production environments this means higher machine availability and more predictable process windows, supporting throughput targets and lowering the frequency of tool changes.

Predictable chip control and dimensional stability

The integrated F57T chipformer and the rectangular geometry were developed for stable chip formation when machining steel and cast iron. The chipformer promotes short, controllable chips that clear reliably from the cutter body, reducing the risk of re-cutting and workpiece damage. With a 0° negative rake and a 0.4 mm corner radius, the geometry balances edge strength and cutting forces, improving dimensional stability and surface condition in interrupted or continuous cuts.

Application-focused geometry for reliable results

Designed with a tolerance class H and a thickness and size coding that match common milling bodies, this insert supports repeatable clamping and runout behaviour. The plate’s robust shape and the carbide quality minimise edge chipping under typical milling loads, especially when encountering variable cast iron microstructures or mixed steel alloys. As a result, the tool contributes to steady cycle times and helps maintain part quality across batches.

Practical benefits for workshop and production planners

Selecting this insert yields measurable advantages: fewer tool interventions thanks to the coating and grade combination, improved process security from the chipformer design, and broad material coverage for mixed-production environments handling both steel and cast iron. These attributes support leaner tool inventories and simpler tool selection rules without compromising on productivity or surface integrity.

Contact Metav Werkzeuge for tailored application recommendations on Walter Tools Tiger·tec Silver inserts and ensure optimal cutter selection for current production needs

Technical Data

• Article number: LNHU080304-F57T-WKP25S-WALTER
• Product name: LNHU080304-F57T WKP25S
• Product type: Milling indexable insert
• Brand: Walter Tools
• Series: Tiger·tec Silver

Facts

• Corner radius: 0.4 mm
• Free angle: 0° (negative)
• Size code: 08
• Thickness code: 03
• Tolerance class: H

Special features

• Coating: Tiger·tec Silver
• Grade: WKP25S (coated carbide)
• Chipformer: F57T
• Plate shape: Rectangular
• Material suitability: Steel (P), Cast iron (K)

FAQ

Which materials is this insert intended for?
The insert is specified for machining steel (material group P) and cast iron (material group K); the WKP25S grade and Tiger·tec Silver coating address the typical wear and chip‑formation characteristics of these groups.

What does the F57T chipformer achieve?
The F57T chipformer on this Walter Tools insert promotes short, manageable chips and improves evacuation from the cutter, which reduces rework risk and contributes to stable cutting conditions.

How does the 0.4 mm corner radius affect performance?
A 0.4 mm corner radius increases edge strength and resistance to chipping, which is beneficial for interrupted cuts or harder machining conditions while still allowing good surface finish when used within recommended parameters.

Is this insert suited for high‑speed applications?
The WKP25S grade and Tiger·tec Silver coating are engineered for durable performance; suitability for high‑speed milling depends on machine capability and specific cutting parameters. Application trials are recommended to define optimal speeds and feeds.

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

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