CNMG 120408 T9225 Wendeplatten - Tungaloy

Taking advantage of a CVD‑coated carbide grade that balances toughness and wear resistance with a rhombic CNMG geometry delivers dependable performance in medium to heavy steel turning; order the insert directly via Metav Werkzeuge or consult the technical team for application support.

CNMG 120408 T9225 Turning Insert (CNMG) — Tungaloy — CVD‑coated carbide, 0.8 mm corner radius

CNMG120408 T9225 is an ISO‑standard turning insert engineered for robust medium to heavy steel machining, providing toughness for variable entry conditions and light interruptions

• CVD‑coated carbide for extended tool life
• Robust universal grade T9225 for steel turning
• Rhombic CNMG geometry with 80° cutting angle
• 0.8 mm corner radius for improved edge strength

Consistent cutting performance for demanding steel operations

The CVD‑coated carbide specification of this insert combines a wear‑resistant surface layer with a tough substrate, making it suitable for sustained metal removal in medium to heavy steel turning. The T9225 grade is designed to absorb the shock of slightly interrupted cuts while maintaining tool life, which translates into fewer indexings and more productive machine hours. For production environments seeking a balance of economy and reliability, the coated carbide surface reduces flank wear and helps preserve dimensional stability across longer tool lives.

Secure seating and ISO compatibility for predictable results

Manufactured to ISO proportions, the rhombic CNMG shape with an 80° cutting angle provides a stable cutting edge for external and internal turning. Compatibility with holders depends on geometry, clearance angle, tolerance class, fastening type, size and thickness; the insert’s 0° clearance angle, 12 mm inscribed circle, and 4.76 mm thickness support common CNMG clamping systems. The cylindrical hole and double‑sided layout enable reliable clamping and straightforward indexation, reducing downtime during tool changes and ensuring repeatable positioning in standard turning toolholders.

Practical machining guidance to extend service intervals

Select a chipbreaker and cutting parameters appropriate to the workpiece and rigidity of the setup; the double‑sided chipbreaker provides flexibility for a range of feed and depth settings. For best results with medium to heavy steel, use coolant regimes and speeds matched to the grade’s recommendations and the machine’s capabilities. Regular checks of seating and fastening hardware, plus a correctly sized shim or clamping set, will maintain cutting stability and surface finish. The insert forms part of a complete system comprising a turning insert, matched external holder or boring bar, shim/clamping set and spare screws — all contributing to process security.

Buy‑in confidence and manufacturer expertise

Produced by a specialist tooling brand, this insert benefits from a tested carbide formulation and engineered chip control suited to varied working conditions. The combination of a robust T9225 grade and standard ISO geometry delivers reproducible results across a wide range of turning tasks, giving operators confidence when establishing or scaling production processes. With clear system components and standardised dimensions, stocking and replacement are straightforward, supporting continuous operation in busy workshops.

Contact Metav Werkzeuge for tailored recommendations on holder selection and order the Tungaloy CNMG 120408 T9225 turning insert through Metav Werkzeuge or request further technical details at info@metav-werkzeuge.com or +49 2822 7131930

Technical data

• Article number: 6780980
• Manufacturer SKU: TUN6780980
• Stock SKU: 6780980-Tungaloy
• Model series: ISO turning indexable inserts
• Designation: CNMG120408 T9225 Tungaloy insert
• Material: carbide
• Label: CNMG120408 T9225 Tungaloy‑Wendeplatte

Numbers / Core technical data

• Corner radius: 0.8 mm
• Thickness: 4.76 mm
• Inscribed circle (IC): 12 mm
• Cutting angle: 80°
• Clearance angle: 0°

Designs / Special features

• CVD‑coated carbide grade T9225
• Rhombic CNMG geometry
• Double‑sided chipbreaker
• Cylindrical hole for positive clamping
• Designed for external and internal turning
• System components: insert, holder/boring bar, shim/clamping set, spare screws

FAQ

What materials is this insert best suited for?
The insert is formulated as a robust universal grade; T9225 is optimised for medium to heavy steel turning and handles slightly interrupted cuts where extra toughness is required.

How is the insert mounted and indexed?
Mounting uses the central cylindrical hole with the standard CNMG clamping arrangement; the double‑sided design allows indexation to a fresh edge after rotation, as with other ISO CNMG inserts.

What advantages does the CVD coating provide?
The CVD‑coated carbide surface increases wear resistance and helps maintain edge integrity under continuous cutting, extending effective tool life compared with uncoated grades in similar conditions.

Which toolholder parameters must be checked for compatibility?
Confirm holder geometry, tolerance class, fastening type, inscribed circle size and insert thickness to ensure secure seating and the correct clearance angle for stable cutting.

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.