CNMG120404-FW5 WKP01G FWK01G Wendeplatten - Walter Tools

Take advantage of the Tiger·tec Gold coated grade and the FW5 chipbreaker to achieve stable chip formation and consistent productivity in steel and cast iron turning; order the inserts directly via Metav Werkzeuge or contact the consultants for application advice.

CNMG120404-FW5 WKP01G turning indexable insert — Tiger·tec Gold coating, for steel and cast iron | Walter Tools

The CNMG120404-FW5 WKP01G is a rhombic 80° turning insert with a 0° negative clearance, designed for robust and predictable performance in steel (P) and cast iron (K) machining.

• Tiger·tec Gold coated carbide grade WKP01G
• Rhombic 80° insert, 0° negative clearance
• FW5 chipbreaker for controlled chip formation
• Optimised for steel and cast iron machining

High, consistent productivity for steel and cast iron turning

The combination of the Tiger·tec Gold coating and the WKP01G grade provides a reliable baseline for high-volume production where consistent tool life and predictable results matter. As a coated carbide solution, this insert manages the thermal and abrasive stresses typical when machining unalloyed and alloyed steel as well as abrasive cast iron, aligning with ISO 513 group designations P and K. The wear-resistant coating helps maintain a stable cutting edge, reducing the frequency of tool changes and supporting a smoother production flow. For job shops and production lines seeking fewer interruptions, this grade delivers improved process stability and repeatable component quality.

Geometry engineered for strength and surface quality

The rhombic 80° geometry balances accessibility and edge strength, allowing a broad range of turning operations while maintaining a secure cutting edge. The 0° negative clearance increases insert robustness, which is particularly advantageous in interrupted cuts and heavy roughing passes where edge strength is critical. Combined with the 0.4 mm corner radius, the geometry supports improved surface finish without sacrificing edge stability; the modest radius reduces risk of edge chipping while allowing acceptable contouring in finishing passes. These design choices translate into fewer rejects and a steadier tool-change cadence in mixed-production environments.

Controlled chip formation and process security

The FW5 chipbreaker is tuned for dependable chip control in both long-chipping steels and the shorter, more brittle chips of many cast irons. Effective chip management reduces the need for additional operator intervention, lowers the risk of workpiece damage, and supports automated or lights-out operations. The insert’s tolerance class M and standardised form make it straightforward to integrate into existing toolholders and programming routines, helping to shorten setup times and keep machining parameters consistent across production batches. For specialist applications or uncertain process windows, technical advice is available to select optimal cutting data and coolant strategies to extend tool life and secure surface quality.

For process-focused results with Walter Tools’ Tiger·tec Gold grade, contact Metav Werkzeuge for tailored application support and delivery: info@metav-werkzeuge.com or +49 2822 7131930

Technical data

• Article number: CNMG120404-FW5-WKP01G-WALTER
• Designation: CNMG120404-FW5 WKP01G
• Product type: Turning indexable insert
• Series: Tiger·tec Gold
• Grade: WKP01G
• Manufacturer: Walter Tools

Facts

• Size: 12
• Thickness: 04
• Corner radius: 0.4
• Clearance angle: 0° (negative)
• Tolerance class: M

Special features

• Coating: Tiger·tec Gold (coated carbide)
• Chipbreaker: FW5
• Shape: Rhombic 80°
• Material application: Steel (P), Cast iron (K)

FAQ

Which materials is this insert suitable for?
The CNMG120404-FW5 WKP01G is specified for steel (P) and cast iron (K) in accordance with ISO 513 classifications, making it suitable for a wide range of turning tasks in those material groups.

What does the WKP01G grade offer?
WKP01G is Walter Tools’ coated carbide grade within the Tiger·tec Gold technology, offering a balance of wear resistance and thermal stability for sustained cutting performance.

How does the FW5 chipbreaker affect machining?
The FW5 chipbreaker promotes controlled chip formation for both long-chipping steels and shorter cast-iron chips, improving process security and reducing manual chip handling.

Is the insert robust for interrupted cuts?
Yes, the combination of the 0° negative clearance and rhombic geometry delivers enhanced edge strength, making the insert suitable for interrupted and heavy cutting conditions.

Can this insert be used in standard CNMG toolholders?
The insert follows standard CNMG geometry conventions and the tolerance class M, facilitating straightforward integration into corresponding toolholders and existing setups.

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

The Walter AG (brand appearance: Walter Tools) is one of the world’s leading manufacturers of precision tools for metalworking and is part of the Sandvik Group. Protected trademarks and trade names remain the property of their respective owners. Brand names are used for explanatory purposes only. There is no association between our company and the mentioned brands. The offered item is original, factory-new merchandise of the stated manufacturer.