LNGX130712R-L55 WKP35G Wendeplatten - Walter Tools

Taking advantage of the Tiger‑tec Gold coating and the WKP35G grade combined with an optimised L55 chipbreaker, this insert delivers consistent chip control and long tool life for milling of steel and cast iron; order the LNGX130712R-L55 WKP35G insert directly via Metav Werkzeuge or consult the technical team for application advice.

LNGX130712R-L55 LNGX130712R-L55 WKP35G — Milling indexable insert (Steel & Cast iron) — Walter Tools

A LNGX130712R-L55 WKP35G milling indexable insert engineered for productive milling operations on steel and cast iron, utilising the Tiger‑tec Gold coating technology.

• Tiger‑tec Gold coated carbide grade WKP35G
• Optimised L55 chipbreaker for reliable chips
• 0° negative rake for stable cutting
• Rectangular insert with 1.2 mm corner radius

High-performance grade for steel and cast‑iron milling

The WKP35G grade, implemented in the Tiger‑tec Gold family, is a coated carbide solution optimised for the thermal and abrasive conditions found when machining ISO group P (steel) and K (cast iron). The coating and substrate combination improves wear resistance and extends edge life, which reduces the frequency of index changes and supports longer unmanned runs. For process engineers this means fewer interruptions and a predictable tool‑life window, contributing directly to higher overall machine productivity.

Reliable chip control that improves surface quality

Equipped with the L55 chipbreaker, the geometry focuses on controlled chip formation and evacuation during intermittent and continuous cuts. The chipbreaker design reduces the risk of long, entangling chips and helps maintain a stable cutting zone, which normally results in more consistent surface finish and reduced rework. The tangible benefit is fewer machine stoppages and improved part quality, especially when machining medium to high carbon steels and diverse cast‑iron grades.

Geometry engineered for process stability

The insert’s 0° negative rake delivers a robust cutting edge that resists chipping under heavy engagement, while the rectangular form and 1.2 mm corner radius balance strength and edge life. This geometry is particularly suitable for shoulder milling and planing operations where stability is critical. The insert execution code X indicates a standardised layout compatible with common milling toolholders, aiding quick integration into existing toolsets without the need for bespoke adaptors.

Operational benefits and brand reliability

Using a Tiger‑tec Gold grade from Walter Tools typically leads to repeatable performance and consistent results across batches. The focused combination of coating technology, chip control and negative‑rake geometry helps to lower cost per component through extended edge life and improved machining stability. For production managers this translates into fewer tool changes, predictable production windows and a measurable contribution to machining economy.

Contact Metav Werkzeuge today to specify the LNGX130712R-L55 WKP35G insert for the intended steel or cast‑iron application or to request cutting data and grade advice from the technical team

Technical data

• Article number: LNGX130712R-L55-WKP35G-WALTER
• Name: LNGX130712R-L55 WKP35G
• Product type: Milling indexable insert
• Manufacturer: Walter Tools
• Series: Tiger‑tec Gold

Core data

• Corner radius: 1.2 mm
• Plate size: 13 mm
• Thickness code: 07
• Free rake: 0° (negative)
• Tolerance class: G

Special features

• Grade: WKP35G
• Chipbreaker: L55
• Shape: Rectangular
• Applicable materials: Steel (P), Cast iron (K)
• Execution: X
• Coating/Technology: Tiger‑tec Gold
• Substrate: Coated carbide

FAQ

What materials is this insert suitable for?
The LNGX130712R-L55 WKP35G insert is designed for ISO groups P and K, making it suitable for machining steel and cast iron in a wide range of operations.

How does the L55 chipbreaker affect machining?
The L55 chipbreaker promotes controlled chip formation and evacuation, reducing the risk of entangling chips and supporting improved surface finish and process stability.

Is the 0° negative rake suitable for heavy cuts?
Yes, the 0° negative rake on this insert provides a robust edge that resists chipping under heavy engagements, enhancing reliability in demanding milling tasks.

What benefit does the Tiger‑tec Gold coating provide?
Tiger‑tec Gold enhances wear resistance and thermal stability, which contributes to longer tool life and more predictable performance when machining abrasive or heat‑generating materials.

Can this insert be used in standard toolholders?
The insert’s rectangular form and execution code X are compatible with common milling toolholders, simplifying integration into existing tooling systems.

Walter Deutschland GmbH; Derendinger Straße 53; 72072 Tübingen

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