SNMG 120412 T9215 Wendeplatten - Tungaloy

Take advantage of the combination of high wear resistance, robust edge security and ISO compatibility for efficient medium-steel turning. The CVD-coated T9215 grade and a 1.2 mm corner radius deliver a balance of productivity and tool life. Order the genuine item directly via Metav Werkzeuge or request advice from our consultants.

SNMG 120412 T9215 ISO turning insert — Tungaloy, CVD-coated carbide, 1.2 mm radius

A SNMG120412 T9215 indexable turning insert engineered for external and internal turning applications, optimised for medium steel machining with a CVD-coated carbide grade for continuous to lightly interrupted cuts.

• CVD-coated carbide grade T9215
• Optimised for medium steel machining
• Double-sided chipbreaker for versatility
• 1.2 mm corner radius with 90° geometry

Productivity through a wear-resistant cutting grade

The CVD-coated T9215 cutting grade combines high wear resistance with fracture toughness to maintain edge integrity under extended cutting. This coating acts as a protective barrier against abrasive wear, which means longer intervals between indexings and reduced tool-change downtime. As a result, operators benefit from consistent component quality and a predictable tool life when machining medium-strength steels, enabling more efficient batch production and fewer interruptions.

ISO compatibility and system considerations for reliable mounting

Designed to the ISO insert family, the geometry and tolerances of this square insert determine compatibility with a wide range of external holders and boring bars. The insert is supplied with a cylindrical hole and has a 4.76 mm thickness and 12 mm size, which must match the clamping system on the toolholder. Choosing the correct chipbreaker and grade should be based on workpiece material, machining method and machine stability; the double-sided chipbreaker provides two usable edges per face, extending usable life and offering cost-effective indexing.

Strong geometry for versatile turning performance

A 1.2 mm corner radius combined with a 90° geometry gives the insert a strong cutting edge that tolerates higher radial engagement and supports interrupted cuts to a degree. For turning operations where surface finish and dimensional stability matter, the geometry contributes to reduced vibration and improved edge support. In practical terms, this means good surface quality on external and internal profiles and less risk of built-up edge in continuous feeds, supporting steady cycle times and predictable results.

Practical explanation of coating and indexable design

The CVD (chemical vapour deposition) coating forms a hard, adherent layer on the carbide substrate that resists abrasive wear and heat-related degradation, which is why it is favoured for high-productivity turning. The insert is indexable, allowing the unused cutting edges to be rotated into service without regrinding, which reduces tooling costs per part. The double-sided chipbreaker manages chip flow and helps maintain consistent cutting forces; in less rigid setups the chipformer choice and a conservative feed can further stabilise the cut while preserving tool life.

For advice on holder compatibility, cutting parameters or to request the genuine Tungaloy SNMG120412 T9215 insert from Metav Werkzeuge, please contact Metav Werkzeuge by e‑mail at info@metav-werkzeuge.com or by phone at +49 2822 7131930 — we will be pleased to assist with technical matching and availability.

Technical Data

• Article number: 6772293
• Manufacturer SKU: TUN6772293
• SKU: 6772293-Tungaloy
• Model series: ISO-Drehwendeschneidplatten
• Material: Carbide

Core data

• Corner radius: 1.2 mm
• Insert size: 12 mm
• Thickness: 4.76 mm
• Relief angle: 0°
• Included angle: 90°

Special features

• Grade/coating: T9215 (CVD-coated)
• Chipbreaker: Double-sided
• Hole: With cylindrical hole
• Shape: Square insert
• Application: Turning (external and internal)
• Typical use: Medium steel machining

FAQ

What materials is this insert best suited for? The SNMG120412 T9215 insert is engineered primarily for medium steel machining; the T9215 grade combines wear resistance and toughness for productive turning.

How many usable cutting edges does the insert provide? With a double-sided chipbreaker and the square form, the insert offers multiple usable edges; rotation/indexing is used to access fresh cutting corners.

What does the T9215 marking indicate? T9215 identifies the CVD-coated carbide grade and its intended application profile—optimised for durable performance in medium steel turning.

Is the insert compatible with standard ISO toolholders? Yes, the insert follows ISO dimensions and its compatibility depends on matching form, relief angle, tolerance class, mounting method, size and thickness with the chosen holder.

Does the insert suit interrupted cuts? The carbide substrate and edge geometry provide good resistance to interruption; the insert is suitable for continuous to slightly interrupted cuts with appropriate machining parameters.

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.