SNMG 120412 T9225 Wendeplatten - Tungaloy

Take advantage of the CVD-coated T9225 carbide and the ISO-standard SNMG120412 geometry for robust medium-to-heavy steel turning; predictable chip control and repeatable clamping reduce rework and machining downtime. Order the original Tungaloy insert directly via Metav Werkzeuge or consult our specialists for specific application advice.

SNMG120412 T9225 — Turning indexable insert by Tungaloy

The SNMG120412 T9225 is an ISO-standard square indexable insert engineered for reliable external and internal turning, especially suited to medium-to-heavy machining of steel.

• CVD-coated carbide grade T9225
• Robust universal grade for medium/heavy steel
• Double-sided chipbreaker for versatility
• ISO-standard SNMG120412, square format

Boost throughput with a consistent, universal grade

The CVD-coated T9225 carbide combines toughness and wear resistance to deliver steady performance in mixed and interrupted cuts. Designed as a robust universal grade, it maintains edge integrity when cutting a range of steels under varying engagement conditions. This balance of toughness and abrasion resistance reduces the frequency of insert changes and supports longer effective tool life, which translates into fewer machine stops and lower overall production costs. The result is improved machining throughput without sacrificing component quality or repeatability.

Geometry engineered for secure clamping and reliable chip control

The insert’s square 12 mm format and ISO-compliant outline ensure compatibility with a wide range of external holders and boring bars; fit is determined by form, clearance angle, tolerance class, fastening method, size and thickness. The double-sided chipbreaker provides controlled chip formation on both edges, enabling consistent chip behaviour whether performing external turning or light internal operations. With a corner radius of 1.2 mm and a thickness of 4.76 mm, the geometry supports stable cutting forces and favourable surface finishes while offering the rigidity required for medium-to-heavy passes.

Coating and substrate explained for practical selection

The insert is manufactured from carbide with a CVD coating, a combination that provides a hard, wear-resistant surface and a tough substrate. The CVD layer improves resistance to abrasive wear and built-up edge, while the carbide core absorbs cutting shocks and maintains edge form. For shops evaluating consumables, the T9225 grade is a safe choice when switching between varied steels or encountering slightly interrupted cuts; it offers a compromise between maximum wear life and impact resistance, minimising unexpected tool failures and contributing to process reliability.

Compatibility notes and handling tips

Compatibility with holders is ensured by matching the ISO profile, hole configuration and plate thickness. This insert is supplied with a cylindrical hole to suit common clamping systems; the 0° clearance angle supports versatile seating in standard turning holders. When installing, ensure the seat and clamp are free of debris and torque screws to the manufacturer’s recommended values to avoid movement and to preserve repeatability. Using a suitable coolant strategy will further extend life and maintain stable cutting temperatures under heavier engagement.

For application-specific recommendations or to request original Tungaloy SNMG120412 T9225 inserts for reliable medium-to-heavy steel turning, contact Metav Werkzeuge for tailored advice and fast supply at info@metav-werkzeuge.com or call +49 2822 7131930

Technical Data

• Article number: 6780935

Facts

• Manufacturer SKU: TUN6780935
• Shape: square
• Size: 12 mm
• Thickness: 4.76 mm
• Corner radius: 1.2 mm
• Clearance angle: 0°
• Included hole: with cylindrical hole
• Grade/coating: T9225 (CVD-coated)
• Substrate: carbide

Versions and special features

• ISO designation: SNMG120412
• Double-sided chipbreaker
• Designed for external and internal turning
• Compatible with ISO turning holders and boring bars
• Robust universal grade for medium-to-heavy steel machining
• Suitable for interrupted cuts and varying engagement conditions

FAQ

What materials is this insert suitable for?
The SNMG120412 T9225 insert is formulated for machining steel and is particularly effective in medium-to-heavy steel turning where toughness and wear resistance are required.

How does the T9225 grade perform with interrupted cuts?
Tungaloy’s T9225 grade offers increased toughness compared with pure wear-focused grades, making the SNMG120412 T9225 insert resilient under slight interruption and variable engagement.

Is the insert reversible or single-use per edge?
This is a double-sided indexable insert; the SNMG120412 T9225 provides two usable cutting edges per side depending on holder compatibility and orientation.

Which holders are compatible with the SNMG120412 form?
Compatibility depends on the holder’s ISO profile, clearance angle and clamping arrangement; the SNMG120412 geometry is ISO-standard and fits holders designed for SNMG inserts with a cylindrical hole clamping system.

What key setup checks prevent poor repeatability?
Ensure the seat and clamp are clean, use the correct clamping screw torque, and confirm that the insert sits flat against the seat; these steps help the SNMG120412 T9225 deliver consistent results.

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.