LNMX 160612 T9125 Wendeplatten - Tungaloy

Take advantage of the combination of a purpose‑built Tungaloy grade, robust carbide construction and a precise 1.2 mm corner radius for reliable turning performance; order the inserts directly via Metav Werkzeuge or consult the Metav team for holder compatibility and process support.

LNMX 160612 T9125 — Tungaloy indexable insert for turning, 1.2 mm radius, 90°

The LNMX160612 T9125 is an ISO‑standard rectangular indexable insert designed for general external and internal turning, offering a balanced mix of wear resistance and edge stability for productive metalcutting.

• Tungaloy T9125 grade for wear resistance
• Rectangular ISO LNMX 16 × 6.35 mm
• 1.2 mm corner radius for robust edge
• 0° relief angle for specific holder fits

Faster, more predictable turning results through dedicated grade engineering

The Tungaloy T9125 grade combines hardness and toughness to deliver consistent tool life under mixed cutting conditions. As an ISO‑compliant rectangular insert, the component supports predictable machining thanks to its defined geometry and controlled cutting edge behaviour. Choosing a grade tuned for turning reduces unplanned tool changes and improves cycle‑time stability, which in turn supports higher overall throughput and lower process variance.

Compatibility and practical mounting: what to check for secure use

Compatibility with a given holder depends on shape, relief angle, tolerance class, fastening, size and thickness. The LNMX‑format insert requires a matching rectangular pocket, a compatible clamping screw or clamp and a 6.35 mm plate thickness seating. The insert’s special hole and hole style are designed for secure clamping; verifying the holder match prevents misindexing and ensures repeatable seating and concentricity during external and internal turning operations.

Edge geometry and chip control for cleaner surfaces and safer operation

A 1.2 mm corner radius balances edge strength and surface finish: it stabilises the cutting edge under interrupted cuts while still enabling acceptable surface quality on general turning tasks. The insert’s designated chipbreaker style is listed as special, so selecting the right chip‑control variant for the workpiece material and depth of cut is essential. Correct pairing of feed, speed and chipbreaker helps to reduce built‑up edge, lowers cutting forces and improves swarf evacuation.

Practical selection advice for shopfloor decision making

When replacing or specifying inserts, consider the workpiece material and the intended operation: the carbide substrate and the T9125 grade suit a wide range of turning tasks where a balance of wear resistance and edge stability is required. For less experienced teams, match the insert with a holder that supports a 0° relief where stipulated and confirm seat thickness (6.35 mm) and insert size (16 mm) before production. This reduces setup time and the risk of incorrect mounting.

Contact Metav Werkzeuge for application-specific advice on the Tungaloy LNMX160612 inserts and to confirm holder compatibility, material pairing and recommended cutting data

Technical Data

• Article number: 6861521
• Manufacturer SKU: TUN6861521
• Our SKU: 6861521-Tungaloy
• Model series: ISO turning indexable inserts
• Designation: LNMX160612
• Grade: T9125
• Manufacturer: Tungaloy

Core specifications

• Material: carbide
• Size: 16 mm
• Thickness: 6.35 mm
• Corner radius: 1.2 mm
• Lead/approach angle: 90°
• Relief angle: 0°
• Hole: special

Special features

• Rectangular insert geometry
• Special chipbreaker
• ISO‑standard compatibility
• Intended use: turning
• Balanced wear resistance and edge stability

FAQ

What materials is this insert intended for?
The LNMX160612 T9125 insert is specified for turning applications and its T9125 grade provides a compromise between wear resistance and toughness for a broad range of workpiece materials.

How is the insert fixed in the holder?
The insert features a special hole and hole style for secure clamping; a matching rectangular pocket and correct fastening elements are required to seat the insert reliably.

What size and thickness must the holder accept?
The insert is a 16 mm rectangular format with a plate thickness of 6.35 mm; holders should match these dimensions for correct seating and clamping.

How does the 1.2 mm corner radius affect performance?
A 1.2 mm corner radius improves edge stability under interrupted or heavier cuts while still allowing good surface quality on standard turning operations.

Is the LNMX160612 compatible with ISO systems?
Yes, the insert follows ISO turning insert conventions; compatibility is determined by the insert form, clearance angle, tolerance class, fastening and size.

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.