TNMG 160412 T9225 Wendeplatten - Tungaloy

High process reliability and extended tool life result from the combination of the T9225 CVD-coated carbide grade and the ISO TNMG geometry with a 1.2 mm nose radius; order the TNMG160412 indexable turning insert directly via Metav Werkzeuge or ask our consultants if needed.

TNMG160412 T9225 Turning insert — CVD-coated carbide, 1.2 mm radius (Tungaloy)

TNMG160412 T9225 is an ISO‑standard indexable insert for medium to heavy turning, designed for stable chip formation and reliable machining performance with triangular 60° geometry

• TNMG160412 Tungaloy turning insert
• CVD-coated carbide grade T9225
• Double-sided chipbreaker for versatility
• Triangular 60° form, 1.2 mm nose radius

Consistent performance for mixed and heavy steel turning

The combination of an ISO TNMG form and the T9225 CVD‑coated carbide provides a balance of wear resistance and toughness that suits fluctuating engagement conditions. The available geometry supports medium to heavy steel cutting where occasional interruptions occur; the 1.2 mm nose radius contributes to both edge strength and acceptable surface quality. By selecting this insert, production planners gain a stable cutting edge that reduces unexpected downtime and maintains process reliability across batches.

Controlled chips and surface finish from optimised geometry

The triangular 60° shape with a double‑sided chipbreaker is configured for predictable chip control and easy indexing. The chipformer design helps avoid long, entangling chips and supports consistent coolant flow at the cutting zone, which yields improved surface finish and repeatable dimensional results. This insert geometry is particularly effective when machining parts that require a balance of throughput and finish, delivering measurable gains in cycle stability and part conformity.

Secure clamping and ISO compatibility minimise toolholder concerns

Compatibility with toolholders is determined by form, relief (free) angle, tolerance class, fastening method, size and thickness. The insert is supplied with a cylindrical hole, facilitating positive clamping in many ISO‑standard holders and boring bars. With a free angle of 0° and standard thickness, the component integrates into existing tool systems with minimal adaptation. The systemic approach — insert plus suitable external holder, shim/seat and replacement screws — simplifies logistics and shortens changeover time on the shopfloor.

Practical selection and operational benefits for production

As a universal, robust grade, T9225 is intended for operators who require versatility across a range of steels without frequent tool changes. The CVD coating enhances wear resistance while the substrate carbide retains toughness for interrupted cuts, making it a pragmatic choice for job shops and production cells alike. For toolroom management, the standardised ISO format eases inventory control and supports consistent machining parameters across machines and operators.

Contact Metav Werkzeuge today for application-specific advice and to secure the Tungaloy TNMG160412 T9225 indexable insert for reliable turning operations; email info@metav-werkzeuge.com or call +49 2822 7131930

Technical data

• Article number: 6780744
• Manufacturer SKU: TUN6780744
• SKU: 6780744-Tungaloy
• Series: ISO-Drehwendeschneidplatten
• ISO designation: TNMG160412

Core specifications

• Size: 16
• Thickness: 4.76 mm
• Nose radius: 1.2 mm
• Angle: 60°
• Free angle (relief): 0°

Materials & features

• Material: Hartmetall
• Grade: T9225 (CVD-coated)
• Hole: with hole
• Hole style: cylindrical hole
• Chipbreaker: double-sided
• Form: triangular
• Application: Turning

FAQ

Which materials is this insert suited for?
The Tungaloy TNMG160412 in grade T9225 is designed primarily for steel machining in medium to heavy turning applications and performs well where mixed or interrupted cuts require toughness.

Is the insert reversible and how many cutting edges are available?
Yes — the triangular form with a double‑sided chipbreaker provides multiple usable edges; the insert can be indexed according to the holder’s clamping system to use fresh cutting edges.

How is compatibility with toolholders determined?
Compatibility is defined by the ISO form, free angle, tolerance class, fastening method, size and thickness; the TNMG160412’s cylindrical hole supports secure clamping in ISO‑standard holders and boring bars.

What advantages does the 1.2 mm nose radius offer?
A 1.2 mm radius increases edge strength for heavier engagement while still delivering acceptable surface finish, making it a good compromise between durability and detail on turned components.

Can this grade handle interrupted cuts?
The T9225 CVD‑coated carbide grade is formulated for robustness and toughness, which makes it suitable for interrupted cuts and varying engagement conditions common in production turning.

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.