DNMG 150412 T515 Wendeplatten - Tungaloy

Combining ISO-standard compatibility, a CVD-coated cemented carbide grade and a double-sided chipbreaker ensures efficient, repeatable cast-iron turning with low tooling costs; order the insert directly via Metav Werkzeuge or consult the technical team for selection and availability.

DNMG150412 T515 indexable insert for turning (CVD-coated carbide) — Tungaloy

The DNMG150412 T515 is an ISO-standard indexable insert designed for turning, offering a CVD-coated cemented carbide grade optimised for economical machining of cast iron.

• ISO-standard geometry for universal holders
• CVD-coated cemented carbide grade T515
• Double-sided chipbreaker for stable turning
• Cylindrical hole for secure clamping

Reliable economy for cast-iron turning and extended edge life

The combination of a CVD-coated cemented carbide substrate and the T515 grade provides a balance between wear resistance and cost-effectiveness, which translates into economical machining of cast iron components. The coating reduces flank wear and heat-related edge degradation, while the carbide core maintains cutting-edge stability under typical turning speeds. For production environments where cycle times and consistent part quality matter, this geometry and material pairing keeps tool-change intervals predictable and helps to lower overall part cost per run. The primary advantage is steadier performance in continuous operation, which supports leaner tool inventory and fewer interruptions on the shopfloor.

ISO compatibility and secure clamping for repeatable results

Built to the ISO DNMG form, the insert’s geometry ensures fit with a wide range of external holders and boring bars when the correct form, clearance angle, tolerance class, size and thickness are matched. The cylindrical hole and rhombic plate form deliver straightforward mounting and reliable seat location, while the specified 0° clearance angle is part of the insert’s intended cutting geometry. This combination yields secure clamping and repeatability in setups, which reduces setup time and rejects caused by misalignment. Clear understanding of holder compatibility avoids costly downtime; checks should include size, thickness (4.76 mm) and fixing method to guarantee proper engagement.

Practical selection of grade and chipbreaker for the machining task

Selection of the T515 grade and the double-sided chipbreaker should be driven by workpiece stability and the nature of the cut. For stable continuous turning, the T515 grade offers a good compromise between edge life and productivity; in conditions with interrupted cuts or limited rigidity, the chipbreaker geometry helps to control chip form and evacuation, reducing the risk of built-up edge and surface defects. The CVD coating improves thermal resistance, allowing higher cutting speeds compared with uncoated grades. When assessing parameters, prioritise clamping rigidity and appropriate feed per revolution to align with the insert’s intended performance envelope.

Application scenarios and workshop guidance

The insert is primarily intended for turning operations on cast iron where cost-efficient, consistent machining is required. Its ISO-compliant shape and the robust carbide/coating system suit workshops producing components such as housings, flanges and shafts where surface finish and repeatability are relevant. For shops seeking tailored starting values, standard practice is to begin with conservative cutting speeds and feeds and step up as process stability is confirmed. For further clarification on matching holders, sets or alternative grades for other materials, Metav Werkzeuge can provide technical advice and application data to support an efficient tool selection process.

For application guidance, availability and ordering of Tungaloy inserts in grade T515, contact Metav Werkzeuge at info@metav-werkzeuge.com or call +49 2822 7131930 for personalised advice and stock information.

Technical data

• Article number: 6747814

• Manufacturer SKU: TUN6747814

• SKU: 6747814-Tungaloy

Facts

• Size: 15

• Thickness: 4.76 mm

• Cutting edge radius: 1.2 mm

• Clearance angle: 0°

• Lead angle: 55°

Special features

• Material: Hartmetall (cemented carbide)

• Coating/grade: T515, CVD-coated carbide

• Plate form: rhombic

• Hole: with cylindrical hole

• Chipbreaker: double-sided

• Model series: ISO-drehwendeschneidplatten

FAQ

What materials is this insert optimised for?
The DNMG150412 T515 insert from Tungaloy is optimised for machining cast iron, with the T515 grade and CVD coating tuned to resist thermal wear during turning operations.

How does the double-sided chipbreaker influence performance?
The double-sided chipbreaker on the DNMG150412 helps to control chip formation and evacuation, improving surface quality and process stability during continuous and interrupted turning.

Is the DNMG150412 compatible with standard external holders?
Yes; the insert follows ISO geometry so compatibility depends on matching the holder to the DNMG form, size 15, thickness 4.76 mm, and the specified fixing method for secure clamping.

What does the T515 designation mean in practice?
T515 denotes a Tungaloy grade with a CVD-coated carbide construction designed for economical, productive machining of cast iron while maintaining good edge life.

Can the insert be indexed and reused after a corner is worn?
The DNMG150412 is indexable; consult the holder and clamping instructions to ensure correct indexing and repeatable seating for subsequent edges.

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.