DNMG 150408 T5125 Wendeplatten - Tungaloy

Benefit from the combination of a CVD-coated carbide grade designed for demanding turning and the ISO-standard DNMG geometry for predictable holder compatibility; this yields reliable chip control in interrupted cuts and straightforward re-indexing for productive machining. Order the insert directly via Metav Werkzeuge or consult the team for application advice.

DNMG150408 T5125 turning insert — Tungaloy

A DNMG150408 T5125 indexable turning insert engineered for stable performance in turning operations, particularly where interrupted cuts or less rigid setups challenge tool life.

• CVD-coated carbide for durable cutting edges
• ISO-standard DNMG geometry for holder compatibility
• Double-sided chipbreaker for economical re-indexing
• Rhombic plate, 55° included angle for stable turning

Consistent chip control in interrupted turning

The combination of a CVD-coated surface and the T5125 grade carbide gives the insert predictable wear behaviour when machining less stable workpieces. The coating, applied via chemical vapour deposition, improves resistance to abrasive wear and helps conserve the sharpness of the cutting edge under cyclic loading. For operations involving cast components or interrupted cuts, this specification promotes longer productive life per edge and reduces unplanned tool changes, delivering a measurable effect on process efficiency and uptime.

Predictable fit and straightforward holder selection

Conformity to ISO geometry ensures that the insert fits a broad range of standard DNMG holders provided the form, clearance, tolerance class, clamping and thickness are matched. The 0° clearance geometry is a critical parameter when selecting a compatible holder; verifying thickness and seat fit prevents runout and secures repeatable positioning. This standardisation simplifies procurement and machine setup, lowering the risk of incompatibility and shortening setup time between jobs.

Design choices that raise productivity

The rhombic plate with a 55° included angle combines accessibility for turning profiles with robust edge support. A double-sided chipbreaker and a cylindrical hole enable secure clamping and cost-effective re-indexing, effectively doubling available edges when appropriate. With a plate thickness of 4.76 mm and a corner radius of 0.8 mm, the geometry balances edge strength and the ability to produce acceptable surface finishes, particularly on cast iron components where stable cut control is essential.

Material range and recommended system setup

Specified for general turning applications, this indexable insert suits both external and internal operations when paired with the correct holder and clamping components. The product performs especially well in machining cast iron under interrupted conditions but will succeed across a range of workpiece materials when the chipbreaker and grade are matched to the application. A complete machining system normally comprises the insert, a compatible external holder or boring bar, a shim or clamp set and suitable fastening screws to ensure consistent clamping force and minimal vibration.

For tailored recommendations and availability of the Tungaloy T5125 DNMG150408 insert, contact Metav Werkzeuge at info@metav-werkzeuge.com or call +49 2822 7131930

Technical data

• Article number: 6850199
• Manufacturer SKU: TUN6850199
• Model series: ISO turning indexable inserts
• Material: Carbide
• Grade/coating: T5125, CVD-coated

Facts

• Included angle: 55°
• Thickness: 4.76 mm
• Plate size: 15 mm
• Corner radius: 0.8 mm
• Clearance angle: 0°

Special features

• Rhombic plate shape
• Cylindrical hole for secure clamping
• Double-sided chipbreaker
• ISO DNMG150408 geometry
• Suited for turning; recommended for cast iron under interrupted cuts
• System composition: indexable insert, compatible holder/boring bar, shim/clamp set, spare screws

FAQ

Which materials is this insert best suited for?
The DNMG150408 T5125 insert from Tungaloy is optimised for cast iron in interrupted cuts and performs well on related materials when paired with an appropriate chipbreaker and holder.

Is the insert reversible or single-use per edge?
The insert features a double-sided chipbreaker and is reversible, allowing both faces to be indexed to extend usable life and reduce tooling costs.

How is compatibility with holders ensured?
Compatibility depends on ISO DNMG geometry: match form, tolerance class, clamping type, plate size and thickness to the holder; the DNMG150408 form is designed for standard ISO holders.

Can this insert be used for internal turning or boring operations?
Yes, when mounted in a suitable boring bar or internal holder, the insert functions for internal turning; selection of the correct holder ensures rigidity and correct orientation.

What system components are required to start machining?
A complete setup comprises the indexable insert itself, a compatible external holder or boring bar, a shim or clamp set and the correct fastening screws to secure the insert and maintain repeatable positioning.

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.