CNMG 120404 T9205 Wendeplatten - Tungaloy

Take advantage of the CVD-coated carbide T9205 grade and the precise CNMG geometry for productive steel turning; benefit from reliable chip control and ISO compatibility — order the insert directly via Metav Werkzeuge or consult the specialists for application advice.

CNMG 120404 T9205 CNMG Turning Insert — Tungaloy, CVD-coated carbide for turning

The CNMG 120404 T9205 is an ISO‑standard rhombic turning insert engineered for productive external and internal turning of steel under stable machining conditions.

• ISO‑standard rhombic CNMG geometry
• CVD‑coated carbide grade T9205
• Double‑sided chipbreaker, with cylindrical hole
• 0.4 mm corner radius for versatile finishes

Optimised for productive steel turning with CVD coating

The combination of a CVD‑coated carbide substrate and the T9205 wear grade delivers consistent performance when machining steel at higher cutting speeds under stable set‑ups. The coating improves wear resistance and reduces built‑up edge formation, while the substrate provides toughness to withstand intermittent loads. This balance translates into longer tool life and fewer insert changes, supporting a more predictable production rhythm and reduced process downtime.

Geometry and chip control that support consistent surface quality

The CNMG geometry with an 80° included angle and 0° clearance angle offers a robust cutting edge for general turning. The double‑sided chipbreaker helps fragment swarf reliably, improving evacuation in both external and internal operations. With a 0.4 mm corner radius and 4.76 mm thickness, this insert achieves a practical compromise between edge strength and finish quality, enabling controlled material removal and a consistent surface result on steels.

ISO conformity and system compatibility for reliable integration

As an ISO‑specified turning insert, compatibility with toolholders depends on form, clearance, tolerance class, fastening method, size and thickness. The presence of a cylindrical hole facilitates secure clamping in many standard clamping systems. Consider the insert as part of a system comprising a matching external holder or boring bar, a support shim or clamp set and the correct screw assemblies to ensure repeatable positioning and safe operation in series production.

Practical guidance for process stability and economy

Selecting the appropriate chipbreaker and the T9205 grade for the workpiece and stability of the set‑up is crucial: under stable conditions, this grade supports productive machining and extended tool life at increased speeds. For unstable set‑ups or interrupted cuts, alternative geometries or grades should be considered. Process engineers and shop floor supervisors will appreciate the predictable wear behaviour and the insert’s suitability for batch production, enabling fewer tool changes and a steadier cost per component.

For technical guidance on the Tungaloy CNMG 120404 T9205 insert and fast availability, contact Metav Werkzeuge — email info@metav-werkzeuge.com or call +49 2822 7131930 for application support and ordering.

Technical data

• Article number: 6785764
• Manufacturer SKU: TUN6785764
• Internal SKU: 6785764-Tungaloy
• Model series: ISO‑Drehwendeschneidplatten

Facts

• Size: 12 mm
• Thickness: 4.76 mm
• Corner radius: 0.4 mm
• Included angle: 80°
• Clearance angle: 0°

Special features

• Material: carbide
• Coating: CVD
• Grade: T9205
• Shape: rhombic (CNMG)
• Hole: with cylindrical hole
• Chipbreaker: double‑sided
• Application: turning

FAQ

Which materials is this insert suitable for machining?
The CNMG 120404 T9205 insert is optimised for machining steel; the CVD coating and T9205 grade provide wear resistance and process stability for productive turning of steel.

How does the chipbreaker affect performance?
The double‑sided chipbreaker on the CNMG insert promotes controlled chip formation and evacuation, reducing the risk of entanglement and supporting consistent surface finish in stable turning operations.

Is the insert compatible with standard ISO holders?
Yes, the insert follows ISO specifications; compatibility depends on matching form, clearance, tolerance class, fastening method, size and thickness to the chosen holder or boring bar.

What is the advantage of the T9205 grade?
The T9205 grade combines wear resistance and toughness suitable for higher cutting speeds on steel, offering extended tool life and reliable performance in production environments.

Can this insert be used for internal turning?
The geometry and chip control make the insert suitable for internal turning when used with an appropriate boring bar and sufficient rigidity in the set‑up.

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.