SNMG 120412 T9225 Wendeplatten - Tungaloy

Reliable performance and broad material capability make the SNMG120412 T9225 an excellent choice for medium to heavy steel turning; the CVD‑coated carbide grade offers increased toughness and the double‑sided chipbreaker ensures stable chip formation and simple indexation. Order the SNMG120412 T9225 indexable insert directly via Metav Werkzeuge or ask our consultants if needed.

SNMG 120412 T9225 indexable insert for turning – Tungaloy

SNMG120412 T9225 is an ISO‑standard indexable insert for turning applications, designed for robust medium to heavy steel machining where interrupted cuts and variable engagement demand increased toughness.

• ISO SNMG form, 12 mm size
• CVD-coated carbide grade T9225
• Double-sided chipbreaker for stable chips
• 0° clearance angle for versatile turning

Durable grade for demanding steel turning

The T9225 grade is a CVD‑coated carbide designed to balance toughness and wear resistance for medium to heavy steel machining. Its coating provides a protective barrier that reduces flank and crater wear under cyclic loads, so tools retain cutting performance over longer production runs. For operations with slightly interrupted cuts or where component tolerance varies, this grade offers an economical mix of tool life and consistent surface quality, reducing downtime for insert changes and smoothing overall process control.

Geometry that improves chip control and tool life

A double‑sided chipbreaker geometry gives consistent chip segmentation and evacuation, which is crucial when machining longer parts or variable cross‑sections. The square SNMG form and 1.2 mm corner radius deliver a robust cutting edge that resists chipping while permitting effective turning radii. The central cylindrical hole enables secure clamping and straightforward indexing, so each insert provides two usable cutting edges per side, contributing to reduced tooling costs and faster changeover in batch production.

ISO compatibility and simple tool system integration

As an ISO indexable insert, compatibility with holders is determined by form, clearance angle, tolerance class, fastening and dimensions. The specified 0° clearance angle, 12 mm inscribed circle and plate thickness 4.76 mm allow straightforward pairing with standard turning holders and brazed turning bars. The system concept—insert, matching external holder or boring bar, shim and clamp set plus replacement screws—facilitates predictable set‑up and repeatable results across different lathes and fixtures, improving process reliability on the shop floor.

Productivity benefits and application scope

Intended for external and internal turning, the insert’s combination of CVD protection and robust cutting geometry supports sustained cutting under practical industrial conditions. This results in fewer tool interventions and steadier cycle times, supporting higher productivity without sacrificing surface finish. Where operators require a universal, workhorse solution for steel components, this grade and geometry provide a pragmatic path to consistent component quality and controlled tooling expenditure.

For tailored application advice, supply options or to secure SNMG120412 Tungaloy inserts with grade T9225, contact Metav Werkzeuge for specialist recommendations and fast supply via info@metav-werkzeuge.com or +49 2822 7131930

Technical data

• Manufacturer article number: 6944761
• SKU: 6944761-Tungaloy
• Manufacturer SKU: TUN6944761
• Material: Carbide
• Grade/coating: T9225, CVD-coated
• Model series: ISO turning indexable inserts

Core specifications

• Inscribed circle / size: 12 mm
• Plate thickness: 4.76 mm
• Corner radius: 1.2 mm
• Clearance angle: 0°
• Wedge/approach angle: 90°
• Central hole: cylindrical

Features & applications

• Square plate form SNMG
• Double-sided chipbreaker
• With cylindrical hole for clamping
• For turning (external and internal)
• Robust universal grade for steel machining
• Compatible with ISO turning holders and shims

FAQ

What materials is this insert suitable for?
The SNMG120412 T9225 indexable insert from Tungaloy is intended primarily for medium to heavy steel turning and is specified for applications where toughness under variable engagement is required; the CVD coating helps in wear resistance.

How is chip control achieved with this insert?
Chip control is managed by the double‑sided chipbreaker geometry and the square SNMG form, which together promote effective chip segmentation and evacuation during continuous or semi‑interrupted turning operations.

Which holders are compatible with this ISO insert?
Compatibility depends on holder form, clearance angle, tolerance class, fastening and the insert’s dimensions (12 mm inscribed circle, 4.76 mm thickness); use holders designed for the SNMG ISO designation to ensure correct clamping and orientation.

Can this insert be indexed to use multiple cutting edges?
Yes; the SNMG form is double‑sided and, when correctly mounted, allows indexing to multiple cutting edges, optimising tool life and minimising downtime for edge changes.

What are the key dimensions to check before ordering?
Confirm the inscribed circle (12 mm), plate thickness (4.76 mm), corner radius (1.2 mm), and clearance angle (0°) to ensure the insert fits the intended holder and machining task.

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.