SNMG 120412 T9225 Wendeplatten - Tungaloy

Combining the CVD‑coated carbide grade T9225 and a 1.2 mm corner radius provides a robust solution for medium to heavy steel turning; the ISO‑compliant SNMG120412 insert offers straightforward indexing and reliable chip control, so order the insert directly via Metav Werkzeuge or ask our consultants for application support.

SNMG120412 T9225 – ISO turning insert (CVD‑coated carbide) by Tungaloy

The SNMG120412 T9225 is a square, ISO‑conform indexable turning insert designed for external and internal turning in steel applications, offering a balance of toughness and wear resistance for interrupted or variable engagement cuts.

• ISO-compliant square insert for turning
• CVD-coated carbide T9225 for wear resistance
• 1.2 mm corner radius for robust edge strength
• Double-sided chipbreaker for controlled chips

Stable performance for medium to heavy steel turning

The SNMG120412 insert combines a CVD coating with a tough carbide substrate to extend tool life under demanding conditions. The coating increases resistance to abrasive wear while the substrate maintains edge integrity during variable engagement. As a result, this grade is particularly suitable for applications where cutting conditions change or where light interruptions occur; the mix of wear resistance and fracture toughness reduces the need for frequent index changes and supports a steadier production flow.

Controlled chip formation and reliable edge life

Equipped with a double-sided chipbreaker, the insert ensures consistent chip control in both external and internal turning, improving surface finish and evacuating swarf more predictably. The square geometry and two usable cutting edges per side permit quick indexing, lowering tool change downtime and improving process efficiency. The 1.2 mm corner radius reinforces the cutting edge, providing mechanical strength and better heat distribution at the cutting zone, which benefits longer uninterrupted cuts and roughing passes.

Compatibility and system considerations for easy integration

Compatibility to standard holders is determined by insert form, relief angle (0°), tolerance class, clamping method, size (12 mm) and thickness (4.76 mm). The insert's cylindrical hole and square shape suit ISO holders and adaptors intended for SNMG geometry; when pairing with a suitable external holder or boring bar, ensure matching dimensions and clamp fit to maintain repeatable accuracy. A complete assembly typically includes the ISO insert, an appropriate holder or boring bar, a backing/clamping set and replacement screws for fast servicing.

Practical advantages for production and tool management

Using a universal grade such as T9225 simplifies tool inventory—one insert handles a wide range of steels under varying conditions, reducing the number of specialised grades required. The CVD‑coated carbide and robust chip control promote consistent surface quality and predictable tool life, which supports planning for tool consumption and minimises unexpected downtime. For workshops aiming to balance productivity and cost‑effectiveness, this insert offers a pragmatic combination of durability and versatility.

Contact Metav Werkzeuge for tailored advice on holder compatibility and to secure the SNMG120412 T9225 insert — email info@metav-werkzeuge.com or call +49 2822 7131930 to discuss technical matching and ordering options

Technical data

• Article number: 6796089

• SKU: 6796089-Tungaloy

• Manufacturer SKU: TUN6796089

• Manufacturer article number: 6796089

• Model series: ISO-Drehwendeschneidplatten

Numbers / Core technical data

• Size: 12 mm

• Thickness: 4.76 mm

• Corner radius: 1.2 mm

• Relief angle: 0°

• Included angle: 90°

Designs / Special features

• Material: carbide

• Coating / Grade: T9225 (CVD‑coated)

• Chipbreaker: double-sided

• Hole style: cylindrical hole

• Shape: square

• Application: turning

• Compatibility: dependent on form, relief angle, tolerance, clamping, size and thickness

FAQ

What materials is this insert suitable for?
The SNMG120412 T9225 insert is formulated as a robust universal grade for steel machining, particularly in medium to heavy turning operations where varying engagement or light interruptions occur.

Is the insert suitable for interrupted cuts?
Yes. The T9225 carbide grade offers enhanced toughness, and combined with the 1.2 mm corner radius it withstands slightly interrupted cuts better than harder, more brittle grades.

How many cutting edges are available per insert?
The square geometry with a double-sided chipbreaker provides multiple usable edges; each side can be indexed, which reduces tool change frequency and supports economical tool usage.

What does the CVD coating contribute to performance?
The CVD coating increases abrasive wear resistance and helps preserve the cutting edge at elevated temperatures, resulting in longer, more predictable insert life in production.

Which holders are compatible with this geometry?
Compatibility depends on matching the ISO‑conform geometry: form, relief angle (0°), size 12 mm, thickness 4.76 mm and clamping style. Use holders specified for SNMG inserts and verify fit before production.

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.