SNMG 120408 T9225 Wendeplatten - Tungaloy

Take advantage of the combination of CVD‑coated T9225 toughness, the ISO SNMG120408 form and a 0.8 mm corner radius for reliable medium‑to‑heavy steel turning; order original Tungaloy inserts directly via Metav Werkzeuge or consult Metav Werkzeuge for application advice.

SNMG 120408 T9225 Tungaloy Turning Insert — ISO indexable insert for turning, CVD‑coated carbide, 0.8 mm radius

The SNMG120408 T9225 is an ISO‑form indexable insert designed for external and internal turning, engineered to combine wear resistance and toughness for varying engagement conditions.

• CVD‑coated carbide T9225 for robust cutting
• ISO SNMG 120408 form for standard compatibility
• Double‑sided insert with cylindrical hole
• 0.8 mm corner radius for medium‑to‑heavy turning

Engineered for stable medium‑to‑heavy steel turning

The CVD‑coated T9225 grade offers a balance of hardness and toughness tailored for steel machining where intermittent cuts or varying chip loads occur. As an indexable insert in carbide, the geometry and coating provide enhanced wear resistance and stable edge life, which supports longer tool cycles and reduces unplanned tool changes. The robust coating minimises flank wear while the substrate maintains edge integrity under mechanical stress, yielding a consistent surface finish and fewer process interruptions.

Designed for reliable fitment and process security

The ISO form SNMG120408 ensures compatibility with holders that match the insert’s shape, relief, tolerance class, fastening and thickness. The specified 0° relief angle and the square form with a 90° included angle offer predictable engagement for straight turning passes. Correct pairing with a suitable external holder, backing shim and clamping set secures cutting forces and improves repeatability in production settings, which contributes to process reliability and predictable cycle times.

Effective chip control and economical use

A double‑sided configuration extends life per insert and supports economical indexing. The integrated chipbreaker design and the cylindrical hole for secure mounting improve chip formation and evacuation under typical turning conditions. For operations that alternate between steady cuts and slight interruptions, the T9225 composition provides the additional toughness required to avoid premature chipping. The result is more productive machining with fewer operator interventions and better overall efficiency.

System approach and application guidance

In practice, the insert is used as part of a system comprising the ISO insert, a matching external holder or boring bar, a backing shim/clamp and replacement screws. This system perspective helps maintain correct clamping and thermal stability during turning. The moderate 0.8 mm corner radius offers a compromise between edge strength and edge sharpness, suitable for both roughing and semi‑finishing in steel. For selection, match the chipbreaker and grade to the material, feed and stability of the setup to exploit the full benefits of the insert.

Discuss machining requirements with Metav Werkzeuge for tailored recommendations and to obtain original Tungaloy SNMG120408 T9225 turning inserts via Metav Werkzeuge; contact info@metav-werkzeuge.com or call +49 2822 7131930 for support.

Technical data

• Article number: 6780961
• Manufacturer SKU: TUN6780961
• Material: carbide
• Grade/coating: T9225 (CVD‑coated)
• Form: SNMG120408

Data

• Corner radius: 0.8 mm
• Inscribed circle / size: 12 mm
• Plate thickness: 4.76 mm
• Included angle: 90°
• Relief angle: 0°

Special features

• Double‑sided chipbreaker
• Cylindrical hole for secure mounting
• ISO‑compatible SNMG form
• Grade geared to medium‑to‑heavy steel turning
• Suitable for external and internal turning

FAQ

What applications suit this insert best?
The SNMG120408 T9225 Tungaloy turning insert is intended for external and internal turning, particularly in medium‑to‑heavy steel applications where intermittent cuts or variable engagement demand a tougher grade.

Is this insert compatible with standard SNMG holders?
Yes; the insert uses the ISO SNMG120408 form and fits holders that match the insert’s shape, fastening and thickness. Correct holder selection ensures clamping stability and repeatable results.

How does the T9225 grade perform compared with general‑purpose grades?
The T9225 CVD‑coated carbide grade emphasises toughness and wear resistance for changing engagement conditions, offering improved edge life in interrupted or heavier cutting compared with softer finishing grades.

Can the insert be rotated to extend life?
The double‑sided design allows indexing to a fresh cutting edge, effectively doubling the available edges per insert and improving cost efficiency in production.

What does the 0.8 mm corner radius influence?
A 0.8 mm corner radius balances edge strength and surface finish; it is suited for combined roughing and semi‑finishing where a robust edge is required without excessive cutting forces.

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.