CNMM 120408 T9225 Wendeplatten - Tungaloy

Take advantage of the combination of robust CVD-coated carbide, ISO-standard compatibility, and a 0.8 mm corner radius for consistent medium-to-heavy steel turning; order the insert directly via Metav Werkzeuge or consult the technical team for application advice.

CNMM 120408 T9225 — ISO turning insert for turning, Tungaloy

A CNMM 120408 T9225 insert designed for turning operations, offering a robust universal grade for medium-to-heavy steel machining with dependable edge life and secure clamping.

• ISO-standard rhombic insert, with cylindrical hole
• CVD-coated carbide grade T9225 for steel machining
• 0.8 mm corner radius for reduced edge stress
• Single-sided chipbreaker for predictable chip flow

Optimised cutting for medium-to-heavy steel turning

The insert delivers consistent cutting performance in demanding conditions thanks to its CVD-coated carbide composition and the T9225 grade, a robust universal formulation. These properties increase resistance to wear and tolerate slightly interrupted cuts, which means fewer tool changes and improved uptime. The design is particularly suited to turning applications where both stability and adaptability are required, translating directly into more reliable cycle times and predictable component quality.

Secure fit and compatibility with ISO holders

Specified as an ISO-standard rhombic insert with a cylindrical hole, this component fits a wide range of external holders when shape, clearance angle, tolerance class, fastening, size and thickness are matched. The 80° geometry and 4.76 mm thickness provide stable seating and torque transmission, reducing the risk of micro-movement during heavy cuts. Clear, standardised dimensions simplify tooling planning and reduce setup time on the shop floor, supporting reproducible processes.

Controlled chip formation and edge stability

Equipped with a single-sided chipbreaker and a 0.8 mm corner radius, the design promotes predictable chip control while lowering edge stresses during interrupted cuts. This restraint on chip behaviour enhances surface finish and reduces the likelihood of built-up edge formation in continuous steel turning. The combination of groove geometry and the robust universal grade helps maintain a reliable cutting edge across variable workpiece conditions, which is a clear advantage for batch work and mixed-series production.

Practical benefits for process reliability

The insert’s configuration supports straightforward inventory management and tool selection: the standardised form and reliable wear characteristics make the component easy to specify across different machines and setups. By favouring such standardised inserts, toolrooms benefit from streamlined stocking, reduced planning complexity and a higher degree of process security. Over time, fewer unplanned stoppages and consistent tool life contribute to lower total cost of ownership and improved delivery reliability.

Contact Metav Werkzeuge for application recommendations on Tungaloy inserts or to request tailored machining parameters — email info@metav-werkzeuge.com or call +49 2822 7131930

Technical Data

• Article number: 6780953

• Manufacturer SKU: TUN6780953

• Brand SKU: 6780953-Tungaloy

• Model series: ISO turning inserts

Facts

• Radius: 0.8 mm

• Thickness: 4.76 mm

• Size: 12 mm

• Clearance angle: 0°

• Lead/angle: 80°

Special features

• CVD-coated carbide

• Grade: T9225

• Shape: rhombic

• Hole: with cylindrical hole

• Chipbreaker: single-sided

• Application: turning

FAQ

What materials is this insert best suited for? The CNMM 120408 T9225 insert is optimised for steel machining; the T9225 grade and CVD-coated carbide construction provide robustness for medium-to-heavy steel turning operations.

Is the insert compatible with standard ISO holders? Yes, the ISO-standard CNMM 120408 fits ISO holders when form, clearance angle, tolerance class, fastening, size and thickness are matched for correct seating.

How does the 0.8 mm corner radius affect machining results? A 0.8 mm corner radius reduces edge stress and improves resistance to chipping in interrupted cuts, offering better edge stability and a more consistent surface finish.

Does the insert include a chipbreaker, and what is its effect? The insert features a single-sided chipbreaker, designed to promote predictable chip flow and reduce the likelihood of tangled chips during turning, especially in steel.

What is the significance of the T9225 grade? The T9225 grade is a robust universal formulation that balances toughness and wear resistance, suitable when variable engagement conditions require higher ductility and edge security.

Manufacturer/Responsible: Tungaloy-NTK Germany GmbH, Katzbergstraße 3a, 40764 Langenfeld - Protected trademarks and product names are the property of their respective owners. Brand names and protected trademarks are mentioned solely for explanatory purposes. There is no affiliation between our company and the mentioned brands. The item offered is an original, brand-new product from the manufacturer.