SNMG 120412 T9215 Wendeplatten - Tungaloy

Benefit from the combination of high wear resistance, robust fracture toughness and straightforward holder compatibility to maintain stable turning cycles; order the SNMG120412 T9215 insert directly via Metav Werkzeuge or consult our technical advisers for application-specific recommendations.

SNMG120412 T9215 — ISO turning indexable insert, CVD-coated carbide | Tungaloy

A reliable choice for external and internal turning, the SNMG120412 T9215 is an ISO-format indexable insert engineered for productive medium-steel machining.

• CVD-coated grade T9215 for medium steel
• Corner radius 1.2 mm for consistent surface finish
• Double-sided chipbreaker for chip control
• Cylindrical hole for secure clamping

Fast, reliable medium-steel machining with longer tool life

The SNMG120412 T9215 insert combines a CVD-coated surface with a cemented carbide substrate to deliver a balance of wear resistance and fracture toughness that suits continuous to lightly interrupted turning. This composition makes the insert particularly effective in medium steel operations, where consistent edge strength and predictable wear extend tool life and reduce downtime. The integrated chip control geometry supports stable cutting conditions, which translates into fewer tool changes and a more efficient machining process.

Secure clamping and straightforward holder matching

Compatibility with holders is determined by insert form, clearance angle, tolerance class, fastening method, size and thickness; the SNMG120412 features a cylindrical hole and square form that simplify positive clamping in standard ISO toolholders. A 0° clearance angle and the 90° included angle ensure predictable seating and accurate orientation in both external and internal turning setups. Choosing a matched holder and correct tolerance class reduces vibration and improves repeatability during batch production.

Boosted productivity through durable coating and geometry

The T9215 grade offers a CVD coating engineered to resist abrasive wear while maintaining a robust cutting edge, supporting higher material removal rates under suitable conditions. The double-sided chipbreaker aids chip formation and evacuation, lowering the risk of built-up edge and promoting steady surface quality. For operations prioritising throughput, the insert’s combination of coating and geometry helps shorten cycle times and increases parts-per-tool life, improving overall machining economics.

Practical guidance for choosing geometry and application range

Select the corner radius, insert size and chipbreaker variant to match the workpiece stability and the intended feed rates; the SNMG120412’s 1.2 mm corner radius is a practical compromise between strength and surface finish. The insert is recommended for external and internal turning of medium carbon and alloy steels, and it performs well in continuous to light interrupted cuts. If application specifics are uncertain, technical consultation is advised — assistance is available to verify holder compatibility and to recommend feeds and speeds for the intended material.

Contact Metav Werkzeuge for tailored advice and availability on the Tungaloy SNMG120412 T9215 indexable insert; email info@metav-werkzeuge.com or call +49 2822 7131930 to speak with a specialist

Technical data

• Article number: 6773928

• SKU: 6773928-Tungaloy

• Manufacturer SKU: TUN6773928

• Model series: ISO turning indexable inserts

• Material: cemented carbide

• Grade/coating: T9215 (CVD-coated)

Facts

• Corner radius: 1.2 mm

• Thickness: 4.76 mm

• Size: 12 mm

• Insert angle: 90°

• Clearance angle: 0°

Special features

• Square insert form

• With cylindrical hole for clamping

• Double-sided chipbreaker

• Designed for turning (external and internal)

• Compatibility depends on form, clearance angle, tolerance class, fastening, size and thickness

FAQ

Which materials is this insert best suited for?
The SNMG120412 T9215 is optimised for medium steel machining thanks to its CVD-coated cemented carbide grade, offering a balance of wear resistance and edge strength.

Can the insert handle interrupted cuts?
This Tungaloy grade is suitable for continuous machining and lightly interrupted cuts; for heavy interruptions, consult machining data to confirm suitability.

How does the insert ensure secure clamping?
The insert’s cylindrical hole and square form enable reliable seating in ISO-compatible holders, with clamping determined by matching form, tolerance class and fastening to the toolholder.

What chip control can be expected?
The double-sided chipbreaker promotes controlled chip formation and evacuation, which helps maintain surface quality and reduces the risk of built-up edge.

Which holder characteristics are critical for compatibility?
Holder compatibility requires attention to insert form, clearance angle (0°), tolerance class, fastening method, size and thickness to ensure proper seating and repeatable performance.

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.