DCMT 11T308 T9225 Wendeplatten - Tungaloy

Benefit from a CVD‑coated carbide T9225 grade and a sturdy 55° rhombic geometry with a 0.8 mm corner radius for reliable medium‑to‑heavy steel turning; order directly via Metav Werkzeuge or consult our advisors for application matching.

DCMT 11T308 T9225 — Tungaloy indexable turning insert for ISO turning

A DCMT11T308 T9225 indexable insert designed for ISO‑standard external and internal turning, offering robust carbide cutting performance when interrupted cuts or variable engagement demand extra toughness

• CVD‑coated carbide T9225
• 55° rhombic geometry
• 0.8 mm corner radius
• Cylindrical hole with 40°–60° countersink

Consistent performance for medium‑to‑heavy steel turning

The CVD‑coated T9225 grade combines wear resistance with enhanced toughness, making the insert well suited for medium‑to‑heavy steel machining where chip loads and intermittent cuts vary. The CVD layer increases surface hardness and heat resistance, while the underlying carbide substrate maintains edge stability. Together with the 55° rhombic form and a 0.8 mm corner radius, this geometry gives a balanced edge that delivers consistent cutting forces and reliable tool life under changing conditions, improving process stability in shop‑floor turning operations.

Secure mounting and ISO compatibility that simplifies tool selection

The insert follows ISO dimensions and is compatible with holders when the form, clearance angle, tolerance class, fixing method, size and thickness match. A defined 7° clearance angle supports predictable contact geometry and consistent chip flow against the toolholder. The rhombic plate form and the specified hole style — cylindrical with a single‑side countersink (40°–60°) — ensure reproducible seating and clamping, reducing rework from misalignment. This precision fit supports repeatable results and simplifies tooling choices in production environments.

Improved chip control and predictable edge life

Equipped with a single‑sided chipbreaker, the insert promotes controlled chip formation for a wide range of feeds and depths of cut, reducing the risk of entangling or long ribbon chips. The cutting‑edge design and the T9225 substrate deliver a favourable cost‑to‑performance balance: stable surface finish and extended tool life under moderate to heavy engagement without over‑sacrificing toughness. For best results, select the chipbreaker and grade that match workpiece stability and feed strategy to maximise uptime and minimise dressing or regrinding cycles.

Application scope and workshop guidance

This indexable plate is intended for both external and internal turning tasks where versatility and robustness are priorities. The system comprises the ISO insert, a matching external holder or boring bar, a locating shim or clamp set and replacement fixing screws; correct assembly ensures secure clamping and optimal heat transfer. When machining steels, choose the T9225 grade for operations that require a blend of wear resistance and impact tolerance. For unfamiliar applications, document cutting conditions and select a compatible holder geometry to maintain consistent performance.

For specific cutting‑data recommendations or to confirm suitability for a particular turning job, contact Metav Werkzeuge for tailored advice and ordering assistance.

Technical data

• Article number: 6781054
• SKU: 6781054-Tungaloy
• Manufacturer SKU: TUN6781054
• Model series: ISO-Drehwendeschneidplatten

Facts

• Corner radius: 0.8 mm
• Included angle: 55°
• Clearance angle: 7°
• Plate thickness: 3.97 mm
• Plate size: 11

Special features

• Material: carbide
• Grade/coating: T9225, CVD-coated
• Plate form: rhombic
• Hole: with hole; cylindrical hole + single-sided countersink (40°–60°)
• Chipbreaker: single-sided
• Application: turning

FAQ

What materials is this insert suitable for machining?
The DCMT11T308 insert in T9225 is designed primarily for steel machining, offering a good balance of wear resistance and toughness for medium‑to‑heavy turning operations.

How does the CVD coating affect performance?
The CVD coating on the T9225 grade increases surface hardness and thermal stability, improving wear resistance and extending the cutting edge life under steel turning conditions.

Which holder features are required for proper compatibility?
Proper compatibility requires a holder matching the ISO form, the 55° rhombic angle, the 7° clearance angle, the insert size and thickness, and the specified hole and clamping arrangement.

Is this insert suitable for interrupted cuts?
Yes, the T9225 carbide grade and robust edge geometry make the insert suitable for operations with intermittent engagement or variable chip loads.

What is the chipbreaker style and its benefit?
The insert has a single‑sided chipbreaker, which promotes controlled chip formation and improved surface finish across a range of feeds.

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.