DNMG 150404 T9215 Wendeplatten - Tungaloy

Take advantage of the CVD-coated carbide T9215 and the ISO-standard geometry for a consistent balance of wear resistance and fracture toughness, ensuring productive medium-steel turning with reliable tool life. Order the DNMG150404 T9215 insert directly via Metav Werkzeuge or ask our consultants if application support is required.

DNMG150404 T9215 – ISO turning insert, CVD-coated carbide by Tungaloy

DNMG150404 T9215 is an ISO rhombic turning insert engineered for external and internal turning of medium steels, offering high wear resistance and toughness for continuous to lightly interrupted cuts

• ISO rhombic insert DNMG 150404 T9215
• CVD-coated carbide for medium steel machining
• 0.4 mm nose radius, 55° cutting angle
• Double-sided chipbreaker, cylindrical hole

Productive medium-steel turning with CVD-coated carbide

The indexable insert is built from carbide with a CVD coating and the T9215 grade, which combines elevated wear resistance with reliable fracture toughness. This composition makes the insert particularly suitable for medium-steel machining where sustained productivity is required; it performs well in continuous cuts and tolerates slight interruptions without rapid edge failure. The coating provides a hard, wear-resistant layer applied by chemical vapour deposition, which reduces adhesive wear and helps maintain cutting-edge integrity over longer production cycles. The result is a stable process with predictable tool life and fewer insert changes, supporting efficient shop-floor planning.

Seamless compatibility and simple tool system integration

As an ISO-standard insert, compatibility with toolholders is determined by the insert shape, relief angle, tolerance class, clamping method, size and thickness. The rhombic form with a 55° cutting angle and a 0.4 mm nose radius suits a wide range of standard DNMG holders and boring bars; the insert is supplied with a cylindrical centre hole for positive clamping. In practice this means straightforward replacement in existing external holders or boring bars, and the system typically comprises the ISO insert, a matching external holder or boring bar, a shim/clamping set and replacement screws. Clear adherence to these geometric parameters ensures correct seating, repeatable positioning and secure clamping during high-production cycles.

Practical application advice for consistent surface quality and efficiency

The 0.4 mm nose radius offers a compromise between edge strength and surface finish: it gives sufficient robustness for medium cuts while still producing acceptable surface integrity at moderate feeds. The double-sided chipbreaker supports effective chip control and economical use of both cutting edges, doubling available indexings per insert. Select the chipbreaker and grade to match workpiece stability and the nature of the cut—stable set-ups and continuous feeds favour higher productivity, whereas interrupted cuts may benefit from more conservative feeds and rigid clamping. With correct selection and mounting, users can expect improved process stability, consistent surface finish and reduced downtime for insert changes.

For reliable medium-steel turning with Tungaloy quality, contact Metav Werkzeuge for ordering and tailored application advice at info@metav-werkzeuge.com or call +49 2822 7131930

Technical data

• Article number: 6796070
• Manufacturer SKU: TUN6796070
• Merchant SKU: 6796070-Tungaloy
• Model series: ISO turning indexable inserts

Key measurements

• Insert designation: DNMG150404
• Size: 15 mm
• Thickness: 4.76 mm
• Nose radius: 0.4 mm
• Relief angle: 0°
• Cutting angle: 55°
• Hole: with cylindrical hole

Features / Applications

• Grade: T9215
• Material: CVD-coated carbide
• Insert shape: rhombic
• Chipbreaker: double-sided
• Typical application: external and internal turning of medium steel
• System composition: ISO insert, matching holder or boring bar, shim/clamp set, spare screws

FAQ

Is this insert suitable for internal boring as well as external turning?
The DNMG150404 T9215 insert is designed for both external and internal turning applications; compatibility with internal boring bars depends on matching the insert geometry and clamping configuration.

What are the main benefits of the T9215 grade?
The T9215 CVD-coated carbide grade offers a balance of wear resistance and fracture toughness, making it a first choice for productive medium-steel machining with consistent edge life.

How does the 0.4 mm nose radius affect the cutting result?
A 0.4 mm radius provides increased edge strength compared with smaller radii and yields a good compromise between surface finish and robustness for general turning operations.

Can both sides of the insert be used?
Yes, the insert features a double-sided chipbreaker, allowing indexing of both cutting edges to maximise economy and reduce tooling costs.

What should be checked to ensure proper holder compatibility?
Verify the holder accepts the DNMG form, the 55° entry angle, the insert size and thickness, the relief angle and the clamping interface; correct matching guarantees secure seating and repeatable performance.

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.