DNMG 150412 T9225 Wendeplatten - Tungaloy

Benefit from a CVD‑coated carbide T9225 grade and the ISO‑standard DNMG150412 geometry for reliable medium‑to‑heavy steel turning; order the insert directly via Metav Werkzeuge or consult our specialists for application support.

DNMG150412 T9225 insert for turning — Tungaloy

The DNMG150412 T9225 is an ISO‑standard rhombic turning insert engineered for medium to heavy steel machining with a robust CVD‑coated carbide grade.

• CVD‑coated carbide grade T9225
• ISO‑standard rhombic DNMG form
• 55° approach angle for versatile turning
• Double‑sided chipbreaker, cylindrical hole

Consistent fit and quick integration at the machine

The insert is manufactured to ISO tolerances so it integrates predictably with compatible toolholders; compatibility depends on form, clearance angle, tolerance class, fastening style, size and plate thickness. This standardisation reduces setup time and variability in production runs and supports reproducible clamping security. For workshop planners, the DNMG150412 geometry delivers an established interface to popular external holders and boring bars, allowing a smooth changeover between tools without extensive fixture modification.

Grade and coating designed for challenging steel work

The combination of CVD‑coated surface and carbide substrate in grade T9225 gives the insert enhanced toughness for variable or slightly interrupted cuts common in medium to heavy steel turning. The coating improves wear resistance and heat tolerance while the substrate maintains edge stability during elevated loads. For process engineers, this means fewer unexpected insert changes, improved component tolerances and steady machining performance across mixed batches where cutting conditions vary.

Geometry and features that influence productivity and surface finish

A rhombic plate form with a 55° approach angle and a corner radius of 1.2 mm balances edge strength and achievable surface finish. The double‑sided chipbreaker supports controlled chip formation, reducing rework and cycle interruptions, while the cylindrical hole mounting ensures secure fixation with standard screws and shims. The plate thickness of 4.76 mm enhances rigidity at the cutting edge; combined with the chipbreaker design, this delivers dependable material evacuation and consistent results in both external and internal turning applications. The system concept—insert, holder, shim and fastening screw—should be considered as a unit when optimising for feed and depth of cut.

For application guidance or to confirm the correct DNMG150412 T9225 Tungaloy insert for a specific turning task, contact Metav Werkzeuge by email at info@metav-werkzeuge.com or by phone on +49 2822 7131930 for expert support

Technical data

• Article number: 6780793-Tungaloy
• Manufacturer article number: 6780793
• SKU (manufacturer): TUN6780793
• Material: carbide
• Grade/coating: T9225 (CVD‑coated)

Facts

• Corner radius: 1.2 mm
• Approach angle: 55°
• Plate thickness: 4.76 mm
• Plate size: 15 mm

Special features

• Rhombic plate form (DNMG)
• Cylindrical hole mounting
• Double‑sided chipbreaker
• ISO turn insert for external and internal turning
• System components: insert, holder, shim, fastening screw

FAQ

What materials is this insert suited for?
The DNMG150412 T9225 insert is designed primarily for medium to heavy steel machining; the T9225 grade provides toughness for variable and slightly interrupted cuts.

How is compatibility with a toolholder determined?
Compatibility is determined by the insert form, clearance angle, tolerance class, fastening method, size and thickness; matching these parameters ensures secure and repeatable clamping with standard ISO holders.

What benefits does the T9225 coating bring?
The CVD‑coated T9225 grade improves wear resistance and heat tolerance while the carbide substrate maintains edge stability, helping to extend tool life and preserve surface integrity.

Can the insert be used on internal turning operations?
Yes, the ISO rhombic geometry and double‑sided chipbreaker allow application in both external and internal turning when paired with a suitable boring bar or internal holder.

Which system parts are required to mount the plate?
A compatible external holder or boring bar, an underlay/shim and the correct fastening screw are required to mount the insert securely and achieve consistent cutting results.

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.