DNMG 150404 AH8005 Wendeplatten - Tungaloy

Take advantage of the PVD-coated AH8005 grade and the ISO DNMG150404 geometry to achieve stable, wear-resistant turning of heat‑resistant alloys and hard materials; the double‑sided chipbreaker and cylindrical hole ensure predictable chip control and secure clamping. Order the inserts or request guidance for holder compatibility from Metav Werkzeuge for efficient integration into production.

DNMG150404 AH8005 Tungaloy indexable insert for turning — PVD-coated carbide, 0° clearance

The DNMG150404 AH8005 is an ISO‑standard indexable insert engineered for external and internal turning, combining a rhombic form with a 55° cutting angle for versatile machining of heat‑resistant and hard materials.

• DNMG150404 geometry for versatile turning
• PVD-coated carbide AH8005 for heat-resistant alloys
• Double-sided chipbreaker for stable material removal
• Cylindrical hole for secure clamping and repeatability

Increased productivity through optimised edge geometry and coating

The combination of the AH8005 PVD coating and a carbide substrate delivers enhanced wear resistance when machining demanding materials. The protective PVD layer reduces adhesive and abrasive wear, which results in more consistent cutting forces and longer in‑service intervals. For production environments this means fewer index changes and reduced downtime, translating into measurable gains in throughput and tool‑cost efficiency. The rhombic shape, paired with a 55° approach, enables flexible toolpath strategies for both external and internal turning operations while maintaining a favourable balance between strength and accessibility.

Predictable chip control and secure fixation for repeatable machining

A double‑sided chipbreaker design promotes controlled chip formation under stable cutting conditions, aiding evacuation and surface integrity. The insert’s cylindrical hole ensures precise seating and repeatable clamping when used with compatible holders and clamping sets; compatibility depends on form, clearance angle, tolerance class, fixation method, size and thickness. Specifying the correct chipbreaker and grade for the chosen material and machining stability reduces machining variability and supports consistent part quality in batch production.

Material suitability explained for practical decisions

The AH8005 grade is a wear‑resistant PVD‑coated cemented carbide optimised for heat‑resistant alloys and other hard materials when process stability is adequate. In plain terms: harder workpieces and elevated cutting temperatures benefit from the coating’s thermal and chemical resistance, while the carbide core maintains edge‑holding capability. For operations demanding fine surface finish and dimensional conformity, this combination helps maintain geometry over longer intervals, lowering rework rates and enhancing first‑pass yield.

Seamless integration into workshop workflows

Using ISO‑conforming inserts simplifies logistics and tool management across multi‑machine shops. The DNMG150404 form integrates with a wide range of external holders and boring bars, enabling rapid replacement and minimal set‑up time. Keeping a stock of correctly specified inserts and replacement screws reduces lead times for scheduled maintenance. When paired with the right holder and cutting parameters, the insert supports reproducible cycle times and predictable tool life, making process planning and cost‑per‑part calculations more reliable.

Contact Metav Werkzeuge for tailored holder selection and application support on Tungaloy AH8005 inserts; technical advice and orders are available via info@metav-werkzeuge.com or by phone at +49 2822 7131930

Technical data

• Article number: 6741651
• SKU: 6741651-Tungaloy
• Manufacturer SKU: TUN6741651
• Brand: Tungaloy
• Material: Carbide
• Coating / Grade: AH8005 (PVD)
• Series: ISO turning indexable inserts

Dimensions & core data

• ISO designation: 150404
• Insert size: 15 mm
• Thickness: 4.76 mm
• Corner radius: 0.4 mm
• Clearance angle: 0°
• Cutting/approach angle: 55°
• Hole: with cylindrical hole

Features & suitability

• Rhombic plate form
• Double-sided chipbreaker
• Intended application: turning
• Suitable for heat‑resistant alloys and hard materials
• System components: insert, compatible external holder or boring bar, support/clamp set, replacement screws

FAQ

What materials is this insert best suited for?
The DNMG150404 AH8005 insert is designed primarily for heat‑resistant alloys and other hard materials where the PVD coating and carbide substrate provide improved wear resistance.

How does the AH8005 coating affect tool life?
The AH8005 (PVD) coating reduces adhesive and abrasive wear at elevated temperatures, which typically extends effective edge life under stable cutting conditions.

Which holders are compatible with this ISO geometry?
Compatibility depends on holder form, clearance angle, tolerance class, fixation method, size and thickness; the DNMG150404 geometry fits standard ISO DNMG holders when these parameters match.

Can the insert be used for internal turning?
Yes; the rhombic form and 55° cutting angle make the insert suitable for both external and internal turning applications with the appropriate boring bar or internal holder.

What is the purpose of the cylindrical hole?
The cylindrical hole provides secure and repeatable clamping, improving positional accuracy and simplifying re‑assembly during index changes.

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.