TNMG 160412 T5125 Wendeplatten - Tungaloy

Take advantage of the combination of CVD-coated carbide performance and robust chip control for reliable turning under interrupted cutting conditions; order the insert via Metav Werkzeuge or contact our consultants for application advice.

TNMG 160412 T5125 turning insert by Tungaloy — CVD-coated carbide for interrupted cuts, ISO TNMG triangular form

TNMG160412 T5125 is a precision turning insert designed for external and internal turning where interrupted cuts or less stable setups demand a tougher grade and consistent chip control

• CVD-coated carbide grade T5125
• Designed for interrupted cuts
• ISO TNMG triangular form
• 0° relief angle, 60° insert angle

Stable performance when machining under unstable conditions

The CVD-coated, carbide construction with grade T5125 offers a balance of toughness and wear resistance that suits less rigid setups and interrupted cuts. The composition of the cutting material favours stable chip formation and reduces flank wear in stop‑start machining cycles, which translates into fewer tool changes and a more consistent cycle time. Specified geometry such as the 1.2 mm corner radius helps to distribute cutting forces while maintaining component integrity, making this insert effective for cast iron turning where impacts or vibrations can occur.

Quick integration with ISO tooling systems for efficient setup

Compatibility is ensured by the ISO TNMG designation and the triangular ISO TNMG form, so the insert fits standard external holders or boring bars that accept TNMG plates. The central cylindrical hole and standard thickness simplify fixture and clamping arrangements, reducing setup time. With a 0° relief angle and a 60° insert approach, the geometry supports predictable cutting loads and straightforward positioning in most turning toolholders, improving throughput without custom tooling modifications.

Chip control and edge life explained for process reliability

The double‑sided chipbreaker provides repeatable chip formation and helps evacuate swarf even in interrupted or discontinuous cuts, lowering the risk of built-up edge and surface damage. The CVD-coated surface adds thermal and abrasive resistance, which protects the cutting edge under variable cutting speeds. For production runs where process security is a priority, the combination of coating, grade and chipbreaker design contributes to longer effective edge life and more predictable maintenance intervals.

Where this insert brings the most value

This insert is particularly suited to turning operations on cast parts and similar materials where occasional interruptions occur and robust performance is required. The plate’s 4.76 mm thickness and standard 16 mm size support stable seating in toolholders, while the specified corner radius and double-sided use maximise economy per indexable edge. In short runs and mixed‑batch production the insert reduces downtime and supports consistent surface quality, helping to keep machining processes both efficient and repeatable.

For reliable machining with Tungaloy’s T5125 grade, contact Metav Werkzeuge to discuss the TNMG 160412 application and order assistance — eMail: info@metav-werkzeuge.com or call +49 2822 7131930 for technical guidance and purchasing.

Technical Data

• Article number: 6850299

• SKU (manufacturer): TUN6850299

• Model series: ISO-Drehwendeschneidplatten

• Product name: TNMG160412 T5125 Tungaloy insert

Facts

• Insert size: 16

• Thickness: 4.76 mm

• Corner radius: 1.2 mm

• Relief angle: 0°

• Insert angle: 60°

Special features

• Material: carbide
• Coating/type: CVD-coated
• Grade: T5125
• Shape: triangular
• Hole: with hole (cylindrical hole)
• Chipbreaker: double-sided
• Application: turning (external and internal)

FAQ

What materials is this insert suited for and why?
The TNMG160412 T5125 insert is designed for cast materials and similar workpieces; the CVD-coated carbide grade T5125 provides toughness that helps withstand interrupted cuts and variable cutting conditions.

How is chip control achieved with this insert?
Chip control is handled by the double-sided chipbreaker integrated into the plate geometry, which promotes consistent swarf formation and evacuation during turning operations.

Can this insert be used in standard TNMG holders?
Yes, the triangular ISO TNMG form and central cylindrical hole allow mounting in compatible TNMG external holders and boring bars meeting ISO specifications.

How many usable edges does the insert offer?
The plate is double-sided, providing multiple indexable cutting edges to extend service life before replacement.

Is this insert suitable for finishing or roughing operations?
The combination of 1.2 mm corner radius and robust grade makes the insert versatile; it can be used for semi-finishing and roughing where interrupted cuts are present, while offering reasonable surface results.

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.