CNGN 120412 LX11 Wendeplatten - Tungaloy

Taking advantage of the combination of ISO-standard geometry, a wear-resistant LX11 carbide grade and a compact 1.2 mm nose radius ensures reliable performance and repeatable surface quality in turning operations; order directly via Metav Werkzeuge or contact their consultants for precise application guidance.

CNGN 120412 LX11 CNGN indexable turning insert for turning — Tungaloy

CNGN120412-T1 LX11 Tungaloy indexable insert designed for ISO-standardised turning tasks, offering a balanced mix of wear resistance and edge stability for external and internal turning operations.

• ISO-standard CNGN120412 geometry
• LX11 carbide grade for wear resistance
• Nose radius 1.2 mm for versatile finishing
• Compatible with ISO holders and boring bars

Higher process reliability through predictable wear behaviour

The indexable insert is manufactured in a carbide grade optimised as LX11, which combines hardness and fracture resistance to extend tool life in mixed cutting conditions. The insert’s chipbreaker T1 aids in controlled chip formation, reducing interruptions due to chip jamming and enabling stable cutting at moderate to high feeds. The ISO-standardised form ensures predictable clamping and repeatable positioning, which contributes to consistent dimensional accuracy across production runs while lowering overall tooling costs through longer intervals between index changes.

Clear selection criteria for compatibility and fixture set-up

Compatibility depends on form, relief angle, tolerance class, fixing method, size and thickness; the CNGN form and ISO CNGN120412 designation make it straightforward to match with a suitable external holder or boring bar. The insert’s 0° relief angle and 80° approach combine to provide a favourable cutting geometry for external turning, while the rhombic plate form and absence of a mounting hole simplify clamping and reduce potential misalignment. For applications requiring specific surface finishes, the 1.2 mm nose radius balances finishing capability with edge strength.

Practical benefits for typical turning applications

Intended for turning, the insert supports both external and internal operations and is especially effective where a stable cutting edge and consistent chip control are required. The carbide LX11 grade improves resistance to abrasive wear and thermal softening, while the standardised dimensions facilitate quick tool changes and inventory management. This combination leads to measurable productivity gains: fewer stoppages, more consistent surface quality and reduced rework. For workshop environments seeking economical, repeatable performance, the insert integrates readily into existing ISO tooling systems.

For application advice or to secure the CNGN 120412 LX11 insert from Metav Werkzeuge, please contact Metav Werkzeuge for technical consultation and availability at info@metav-werkzeuge.com or call +49 2822 7131930

Technical Data

• Article number: 6801891
• Manufacturer SKU: TUN6801891
• Designation: CNGN120412-T1 LX11
• Model series: ISO turning indexable inserts
• Material: carbide

Facts

• Nose radius: 1.2 mm
• Insert size: 12 mm
• Thickness: 4.76 mm
• Relief angle: 0°
• Approach/angle: 80°
• Chipbreaker: T1

Special features

• Plate form: rhombic
• Hole style: without hole
• Grade: LX11 (Tungaloy carbide grade)
• Intended application: turning
• System composition: ISO insert, compatible external holder or boring bar, support/clamping set and replacement screw

FAQ

What materials can this insert machine effectively?
The CNGN 120412 LX11 insert is designed for general turning tasks; its LX11 carbide grade is suitable for a broad range of steels and common engineering materials where a balance of wear resistance and toughness is required.

How does the chipbreaker T1 influence performance?
The chipbreaker T1 on this insert promotes controlled chip formation during turning, improving process stability and reducing the likelihood of chip-related interruptions in production.

Is the insert compatible with standard ISO holders?
Yes — the ISO-designated CNGN120412 geometry ensures compatibility with matching ISO external holders and boring bars when form, size, thickness and clamping method correspond.

What surface finish can be expected with a 1.2 mm nose radius?
A 1.2 mm nose radius offers a compromise between edge strength and finish; it is suitable for producing consistent finishes in general turning while maintaining acceptable tool life under typical cutting parameters.

Are replacement screws and clamping accessories required?
The system typically comprises the ISO insert, a matching holder or boring bar, support or clamping kit and replacement screws; the insert is designed to work within that ISO tool system framework.

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.