LNMU160812-F57T WKP35S Wendeplatten - Walter Tools

Take advantage of the proven combination of Tiger·tec Silver coating, the WKP35S grade and the F57T chipbreaker for reliable machining of steel and cast iron; order directly via Metav Werkzeuge or consult our specialists for application advice.

LNMU160812-F57T WKP35S rectangular milling insert — Tiger·tec Silver for steel and cast iron, Walter Tools

A LNMU160812-F57T WKP35S rectangular milling indexable insert designed for demanding steel and cast iron applications, offering stable cutting with a negative 0° clearance and consistent chip control.

• Tiger·tec Silver coating technology
• Suitable for steel and cast iron machining
• Negative 0° clearance for stable cutting
• Rectangular insert with 1.2 mm corner radius

Reliable cutting performance for steel and cast iron

The combination of the WKP35S carbide grade with the Tiger·tec Silver coating is engineered to balance wear resistance and toughness when machining group P (steel) and group K (cast iron) materials. The coated carbide substrate resists abrasive wear typical of cast iron and copes with the heat and chip formation encountered when cutting steel. With the integrated F57T chipbreaker, chips are formed and evacuated predictably, which reduces the risk of built-up edge and protects the workpiece surface. This results in more stable process windows and fewer unplanned interruptions, supporting continuous production and improved component consistency.

Geometry that strengthens edge life and surface quality

The insert’s rectangular form and its 1.2 mm corner radius provide a robust cutting edge that withstands intermittent cuts and variable engagement depths. The negative 0° clearance lends a stable cutting geometry that minimises vibration and increases edge support during heavy machining. Together, these geometric choices reduce the likelihood of premature edge chipping and contribute to more consistent surface finishes over longer tool life. The specified tolerance class M ensures repeatable fitment in standard cutter bodies, aiding quick index changes and predictable positional accuracy.

Productivity advantages and process integration

Designed as part of Walter Tools’ Tiger·tec Silver series, this insert supports high productivity by enabling higher metal removal rates and longer tool cycles compared with conventional uncoated grades. The predictable wear behaviour reduces scrap and rework costs, while the robust chip control lowers the need for manual chip clearing. Integration into existing milling systems is straightforward thanks to standard ISO designation and the common rectangular geometry, allowing quick retrofitting into compatible tool holders. For customers seeking application-specific cutting data or optimisation tips, Metav Werkzeuge provides tailored advice to match speeds, feeds and coolant strategy to the component material and machine capability.

Contact Metav Werkzeuge for tailored cutting data and order the Walter Tools LNMU160812-F57T WKP35S to increase machining stability and component throughput

Technical data

• Article number: LNMU160812-F57T-WKP35S-WALTER
• Article designation: LNMU160812-F57T WKP35S
• Manufacturer: Walter Tools
• Series: Tiger-tec Silver
• Grade: WKP35S

Facts

• Plate size: 16
• Plate thickness: 08
• Corner radius: 1.2
• Clearance angle: 0° (negative)
• Tolerance class: M

Special features

• Chipbreaker: F57T
• Shape: Rectangular
• Material applicability: P (steel), K (cast iron)
• Execution: U

FAQ

Which materials is this insert suited for?
The LNMU160812-F57T WKP35S from Walter Tools is specified for machining steels (ISO group P) and cast irons (ISO group K), benefiting from the Tiger·tec Silver coating and the WKP35S grade for those materials.

What does the F57T chipbreaker do?
The F57T chipbreaker on this insert controls chip formation for predictable, breakable chips during steel and cast iron machining, improving evacuation and reducing surface damage.

How does the negative 0° clearance affect machining?
A negative 0° clearance provides enhanced edge support and vibration resistance, which helps maintain dimensional accuracy and prolongs the cutting edge under heavy engagement.

Is the insert compatible with standard cutter bodies?
Yes; the insert follows common ISO designation and the tolerance class M, allowing fitment into compatible rectangular insert milling cutters designed for this geometry.

Can the insert be used for finishing operations?
While optimised for robust, productive cutting, the combination of coating and geometry also supports consistent surface quality; adjustment of feeds and speeds is recommended for finishing passes.

Manufacturer/Responsible: 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 trade names are mentioned for explanatory purposes only. There is no connection between our company and the named brands. The offered article is original, brand-new merchandise from the manufacturer.