RNMG 120400 T9205 61 Wendeplatten - Tungaloy

Take advantage of the combination of CVD-coated carbide performance and ISO conformity for efficient, predictable turning of steel; the secure cylindrical hole and 0° clearance support stable clamping and repeatable results. Order the insert directly via Metav Werkzeuge or ask the consultants for application advice.

RNMG 120400 T9205 — Tungaloy ISO turning insert for turning operations

The RNMG120400-61 T9205 is an ISO-format turning insert engineered for productive external and internal turning of steel under stable machining conditions.

• RNMG 120400 geometry, ISO standard
• CVD-coated carbide T9205 for steel
• 0° clearance for stable turning
• Cylindrical hole, compatible with standard holders

Maximised productivity through wear-resistant coating and geometry

The RNMG120400-61 T9205 insert combines a CVD coating with a tungsten carbide substrate to deliver higher wear resistance and consistent edge stability at elevated cutting speeds. The CVD layer provides a hard, thermally resistant surface that slows abrasive wear, while the substrate preserves toughness at the cutting edge. With the chipbreaker 61 geometry, chip formation is controlled to reduce interruptions and tool change frequency, which translates directly into improved productivity and lower unit machining cost for series turning tasks.

Secure clamping and ISO compatibility for reliable setup

The insert’s ISO-compliant form ensures straightforward matching to holders when form, clearance angle, tolerance class, fastening method, size and thickness are observed. The cylindrical hole and the standard screw interface support firm seating and repeatable positioning in compatible external holders or boring bars. Given the 0° clearance, the geometry is optimised for stable setups where axial and radial rigidity are assured, helping to maintain surface finish and dimensional accuracy in continuous turning operations.

Practical benefits and system considerations for shop use

Using this grade and geometry under the recommended stable conditions offers predictable tool life and easier process planning. The system is built from the ISO insert plus a suitable external holder or boring bar, a shim/clamp set and spare screws, which simplifies inventory and replacement routines. Select the chipbreaker and cutting data to match the workpiece steel and the machine’s rigidity; this approach reduces downtime and supports efficient batch production while preserving surface integrity.

Contact Metav Werkzeuge today for tailored advice on Tungaloy turning inserts and to secure the RNMG 120400 T9205 — email info@metav-werkzeuge.com or call +49 2822 7131930

Technical Data

• Article number: 6785784
• Manufacturer SKU: TUN6785784
• SKU: 6785784-Tungaloy
• Model series: ISO turning inserts
• Designation: RNMG120400-61
• Grade/coating: T9205
• Manufacturer: Tungaloy

Facts

• Size: 12 mm
• Thickness: 4.76 mm
• Clearance angle: 0°
• Chipbreaker: 61
• Hole: cylindrical
• Material: carbide

Special features

• CVD-coated grade designed for steel
• ISO geometry for holder compatibility
• Suitable for external and internal turning
• System: insert, suitable external holder or boring bar, shim/clamping set and spare screws

FAQ

What materials is this grade best suited for?
The T9205 grade is a CVD-coated carbide formulated for productive machining of steel; the RNMG120400-61 insert performs best where stable cutting conditions and higher cutting speeds are possible.

How is compatibility with a holder determined?
Compatibility depends on ISO geometry, clearance angle, tolerance class, fastening method, size and thickness; the RNMG120400-61’s cylindrical hole and ISO form make it compatible with standard holders that accept RNMG inserts.

What advantage does the chipbreaker 61 provide?
The chipbreaker 61 promotes controlled chip formation in turning, reducing entanglement and interruptions, which supports continuous operation and consistent surface quality.

Can this insert be used for internal as well as external turning?
Yes, the insert’s ISO geometry and the system concept allow use in both external holders and suitable boring bars for internal turning, provided proper clamping and rigidity are maintained.

What is included in the typical system for using this insert?
The system comprises the ISO insert plus a matched external holder or boring bar, a shim/clamping set and replacement screws to ensure secure mounting and straightforward maintenance.

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.