LNMX201012R-F57T WKP25S Wendeplatten - Walter Tools

Take advantage of the combination of Tiger‑tec Silver coating and the WKP25S grade for reliable wear resistance and stable chip control; the rectangular 20 mm insert with a 1.2 mm corner radius and negative 0° rake ensures secure cutting at higher material loads. Order the insert directly via Metav Werkzeuge or consult Metav Werkzeuge's specialists for application support and process optimisation.

LNMX201012R-F57T WKP25S — Indexable milling insert, Tiger‑tec Silver (Walter Tools)

The LNMX201012R-F57T WKP25S is a rectangular indexable milling insert engineered for productive machining of steel and cast iron in industrial milling operations.

• Tiger‑tec Silver coated carbide for robust wear resistance
• Optimised chipformer F57T for reliable chip control
• Rectangular design with 1.2 mm corner radius
• Negative 0° rake for secure cutting stability

Increased process reliability through a modern coated grade

The Tiger‑tec Silver coating paired with the WKP25S grade provides improved resistance against abrasive wear and thermal loading compared with conventional grades, which translates into longer tool life and fewer tool changes. The coating is a multilayer, PVD-enhanced system applied to a coated carbide substrate; this combination stabilises the cutting edge and reduces flank wear when machining ISO P and K groups (steel and cast iron). For production environments, that means more predictable tool-life windows and less downtime for tool replacement.

Stable chip control and surface quality with the F57T chipformer

An optimised F57T chipformer and the negative 0° rake geometry promote controlled chip breaking and evacuation, especially important when processing short, brittle chips from cast iron or long, stringy chips from certain steels. The controlled chip flow decreases the risk of built-up edge and improves surface finish, so fewer downstream processes are required. In practical terms, stable chip control supports higher feed rates and consistent workpiece quality across batches.

Simple integration and versatile application for machining lines

The rectangular plate form with a 1.2 mm corner radius, a 20 mm plate size and 10 mm thickness offers mechanical robustness and repeatable seat contact in common milling bodies. The insert is specified for steel (P) and cast iron (K) according to ISO classifications, enabling straightforward inventory management for mixed-material jobs. The combination of geometry and grade reduces process variability and supports productive milling cycles, while the M tolerance class ensures interchangeability and precise seating in toolholders.

For reliable high‑volume milling with Walter Tools' Tiger‑tec Silver grade, contact Metav Werkzeuge for application advice and availability at info@metav-werkzeuge.com or +49 2822 7131930 to discuss the LNMX201012R-F57T WKP25S and its best fit in existing toolsets.

Technical Data

• SKU: LNMX201012R-F57T-WKP25S-WALTER
• Label: Fräswendeschneidplatte LNMX201012R-F57T WKP25S Walter Tools
• Manufacturer: Walter Tools
• Series: Tiger‑tec Silver

Facts

• Plate size: 20 mm
• Thickness: 10 mm
• Corner radius: 1.2 mm
• Rake angle: 0° (negative)
• Plate form: Rectangular
• Tolerance class: M

Special features

• Coating: Tiger‑tec Silver (coated carbide)
• Grade: WKP25S
• Chipbreaker: F57T
• Material suitability: Steel (P) and Cast iron (K)
• Execution: X

FAQ

What materials is this insert suitable for?
The LNMX201012R-F57T WKP25S is designed for machining steel (ISO group P) and cast iron (ISO group K), using the Tiger‑tec Silver coated WKP25S grade for balanced wear resistance.

How does the F57T chipformer improve performance?
The F57T chipformer on this insert shapes and breaks chips consistently, improving evacuation and surface finish; this chip control is a key benefit of the LNMX201012R-F57T WKP25S in demanding milling applications.

What advantage does the negative 0° rake offer?
A negative 0° rake increases cutting-edge strength and stability under heavy loads; the geometry of this insert helps maintain edge integrity during interrupted cuts and heavy‑duty machining.

Is this insert compatible with standard rectangular milling bodies?
Yes, the rectangular form, 20 mm plate size and M tolerance class make the insert compatible with many common milling bodies that accept LNMX-style plates.

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 protected designations are mentioned for explanatory purposes only. There is no affiliation between our company and the named brands. The offered item is an original factory‑new product of Walter Tools.