WNMG 080408 T9215 Wendeplatten - Tungaloy

Take advantage of the combination of high wear resistance, fracture-safe edge security, and ISO compatibility for reliable, productive turning operations; order the inserts via Metav Werkzeuge or consult our specialists for application advice.

WNMG080408-FW T9215 — ISO turning insert WNMG 080408 T9215 for medium steel, CVD-coated carbide by Tungaloy

The WNMG080408-FW T9215 is an ISO-standard turning insert optimised for external and internal turning, offering a balanced mix of wear resistance and edge robustness for continuous to lightly interrupted cuts.

• CVD-coated carbide T9215 for high wear resistance
• Designed for medium steel machining
• Trigonal WNMG form with 0.8 mm radius
• Suitable for continuous to light interrupted cuts

Boosted productivity through a hard-wearing grade

The core advantage of this insert lies in the T9215 CVD-coated carbide grade, which combines elevated wear resistance with reliable fracture safety. For machining medium-strength steels, this translates into longer effective tool life and fewer indexings, which reduces downtime and increases parts-per-shift. The grade is formulated for continuous to slightly interrupted cuts, so production runs and longer turning cycles benefit from consistent material removal rates and predictable tool behaviour.

Geometry that ensures compatibility and repeatability

The trigon (WNMG) geometry with a 0.8 mm corner radius and an 80° approach angle provides a versatile cutting edge suitable for a wide range of turning operations. The 0° clearance ensures stable contact conditions with the workpiece while the standard ISO sizing guarantees interchangeability with holders that match form, clearance, tolerance class, fastening and thickness. This predictable geometry supports repeatable part quality and simplifies tool inventory management on the shop floor.

Coating and substrate explained for informed tooling decisions

A CVD coating on a carbide substrate offers a robust surface layer that resists abrasive wear and maintains edge strength under thermal load. Compared with uncoated grades, the CVD-coated insert performs better where higher cutting temperatures occur, enabling higher cutting speeds or extended cutting lengths before tool change. The carbide substrate beneath the coating preserves fracture resistance, making this insert a pragmatic choice when machining steels that may present mixed cutting conditions.

Practical application guidance and handling benefits

When selecting an insert and chipbreaker, match the FW chipformer and the T9215 grade to workpiece material, part rigidity and machining stability for best results. The insert is supplied with a cylindrical central hole for positive clamping and a plate thickness of 4.76 mm, which contributes to secure seating in compatible holders. For routine maintenance, inspect the cutting edge for wear progression rather than chipping; this grade is engineered to indicate wear early, supporting predictive tool changes and steady production quality. For tailored setups or uncertain material conditions, the supplier can recommend matching holders and fastening hardware.

Contact Metav Werkzeuge for application-specific advice, sample testing and rapid delivery from stock — Metav Werkzeuge is available by email at info@metav-werkzeuge.com or by phone on +49 2822 7131930

Technical data

• Article number: 6772378
• SKU: 6772378-Tungaloy
• Manufacturer SKU: TUN6772378
• Model series: ISO turning inserts
• Material: carbide

Numbers / Core technical data

• Corner radius: 0.8 mm
• Plate thickness: 4.76 mm
• Approach angle: 80°
• Clearance angle: 0°
• Size: 08
• ISO designation: 080408

Designs / Special features

• Geometry: trigon (WNMG)
• Chipbreaker: FW
• Grade/coating: T9215, CVD-coated carbide
• Central hole: cylindrical hole for fastening
• Typical application: turning (external and internal)

FAQ

What materials is the WNMG080408-FW T9215 best suited for?
The WNMG080408-FW T9215 insert is optimised for medium-strength steels, delivering a balance of wear resistance and fracture safety for turning applications.

How does the T9215 grade perform under interrupted cuts?
The T9215 grade is formulated for continuous to light interrupted cuts; it tolerates minor interruptions while maintaining edge stability and good tool life.

What is the significance of the 0.8 mm corner radius?
A 0.8 mm corner radius provides a compromise between edge strength and finish quality, improving edge robustness while allowing acceptable surface finish in general turning operations.

Is the insert compatible with standard ISO holders?
Yes, the insert follows ISO dimensions (080408) and the trigon WNMG shape; compatibility depends on holder form, clearance, tolerance class, fastening method and plate thickness.

What fastening method does this insert use?
The insert features a cylindrical central hole for positive clamping in appropriately designed holders and clamping sets.

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.