CNMG 090404 T9225 Wendeplatten - Tungaloy

Benefit from the combination of a CVD‑coated carbide T9225 grade and a double‑sided chipbreaker for stable chip control and extended edge life; the rhombic CNMG090404 geometry with a 0.4 mm corner radius and 4.76 mm thickness ensures reliable compatibility with ISO turning holders. Order the insert directly via Metav Werkzeuge or consult our technical advisors for application-specific recommendations.

CNMG 090404 T9225 — Tungaloy indexable turning insert for ISO turning

The CNMG090404 T9225 is an ISO‑standard indexable turning insert intended for medium‑to‑heavy steel turning, offering a robust CVD‑coated carbide grade and a double‑sided chipbreaker for variable cutting conditions.

• CVD-coated carbide grade T9225
• Double-sided chipbreaker for chip control
• Rhombic insert with 80° cutting angle
• Corner radius 0.4 mm, thickness 4.76 mm

Consistent cutting performance under variable conditions

The combination of a CVD‑coated carbide substrate and the T9225 grade gives the insert the toughness required for medium‑to‑heavy steel turning where intermittent cuts or changing engagement depths occur. The coating improves wear resistance while the substrate maintains impact strength, so the indexable plate delivers stable chip formation and predictable tool life. This results in fewer interruptions on the shop floor and more consistent component quality when finishing or roughing steel parts.

Easy integration with ISO tool systems and secure clamping

Compatibility with holders depends on form, relief angle, tolerance class, fastening, size and thickness; the ISO designation 090404 and CNMG geometry facilitate selection of matching external holders or boring bars. The plate’s 4.76 mm thickness, rhombic shape and with cylindrical hole design allow secure mounting with standard shims or clamping sets and replacement screws. Assembled as a system — insert, holder, shim/clamp and fastenings — the solution supports rigid set‑ups that reduce chatter and maintain repeatable positioning.

Practical benefits from the chipbreaker and geometry

A double‑sided chipbreaker helps control swarf direction and break long chips into manageable lengths, which is particularly important in medium‑to‑heavy cuts and interrupted machining. The 80° cutting angle (CNMG) and 0° relief offer a balance between cutting edge strength and accessibility in shoulder or profile turning. For users unfamiliar with chipbreaker function: it is a micro‑geometry on the rake face that directs and segments chips to protect the edge and the workpiece surface.

Application guidance and selection tips for production use

Select the chipbreaker and grade to match the workpiece material, machining type and machine stability: the T9225 grade is recommended where higher toughness is needed across a broad range of steels. For stable, continuous cuts a finer chip control might improve surface finish, while for interrupted cuts the robust grade reduces the risk of edge fracture. Keeping a small inventory of matching shims and spare screws minimises downtime and simplifies tool changeovers on the shop floor.

For tailored advice on the Tungaloy CNMG090404 T9225 insert, compatible holders and application parameters, contact Metav Werkzeuge at info@metav-werkzeuge.com or +49 2822 7131930

Technical Data

• Article number: 6780623
• Manufacturer SKU: TUN6780623
• SKU: 6780623-Tungaloy
• Manufacturer: Tungaloy
• Model series: ISO turning indexable inserts

Facts

• ISO designation: 090404
• Geometry: CNMG (rhombic, 80°)
• Size: 09
• Thickness: 4.76 mm
• Corner radius: 0.4 mm
• Relief angle: 0°
• Hole: with cylindrical hole

Special features

• Grade: T9225 (CVD‑coated carbide)
• Double‑sided chipbreaker
• Rhombic plate shape
• Application: external and internal turning
• Compatibility determined by form, relief angle, tolerance class, fastening, size and thickness
• System components: holder, shim/clamp and screws
• Recommended for medium‑to‑heavy steel cutting and interrupted cuts

FAQ

What materials is this insert suited for?
The CNMG090404 T9225 insert is formulated as a robust universal grade for medium‑to‑heavy steel turning operations; the CVD coating and substrate combination provide a balance of wear resistance and toughness for varying cutting conditions.

How does the chipbreaker affect machining?
The double‑sided chipbreaker on this indexable insert controls chip shape and evacuation; on the CNMG090404 T9225 it reduces long swarf formation and helps protect the cutting edge during interrupted cuts, improving process reliability.

Which holder features must be checked for compatibility?
Compatibility with the CNMG090404 relies on matching the insert form, relief angle (0°), tolerance class, fastening method, size (09) and thickness (4.76 mm); ensure the chosen external holder or boring bar is specified for CNMG inserts of this ISO designation.

Is the insert reversible or single‑use per edge?
The CNMG geometry is double‑sided, allowing indexing to a fresh cutting edge; the CVD‑coated T9225 grade supports repeated indexing for efficient tool usage and predictable life.

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.