SNMG 120408 T9235 Wendeplatten - Tungaloy

Benefit from the combination of reliable wear resistance, stable chip control and ISO compatibility to maintain steady turning processes even under interrupted or unstable cutting conditions. Order the SNMG120408 T9235 indexable insert directly via Metav Werkzeuge or consult our technical advisors if required.

SNMG120408 T9235 — SNMG ISO turning insert, CVD-coated carbide, Tungaloy

The SNMG120408 T9235 is an ISO‑standard square indexable insert for turning, optimised for external and internal turning of steel where interrupted cuts or unstable conditions occur.

• ISO‑standard square insert SNMG120408
• CVD‑coated carbide grade T9235
• Double‑sided chipbreaker for interrupted cuts
• 12 mm size, 0° clearance angle, 90° cutting edge

Stable chip control for interrupted and unstable cutting

The combination of a double‑sided chipbreaker and the T9235 carbide grade ensures consistent chip formation in challenging turning operations. The chipbreaker geometry reduces the risk of built‑up edge and erratic chip flow, which is particularly beneficial when machining steel under variable conditions. This feature supports longer productive periods between indexings and reduces process interruptions, translating technical design into measurable shop‑floor reliability.

ISO compatibility and simple integration into existing tool systems

Being part of the ISO turning indexable insert family, the plate integrates with holders that match form, clearance, tolerance class, fastening and thickness. The nominal dimensions — 12 mm inscribed circle and 4.76 mm thickness — plus the central cylindrical hole facilitate secure locating and clamping in standard external holders or boring bars. This dimensional conformity simplifies tool changeover and reduces set‑up time, enabling rapid return to machining without custom adaptation.

Durable cutting performance from CVD‑coated carbide

The CVD‑coated carbide substrate provides improved wear resistance while the T9235 grade is formulated for toughness. This balance makes the insert suitable for lower cutting speeds where stability is limited and for operations with frequent interruptions. The coating delays flank wear and helps maintain a sharp cutting edge, so each indexed position yields consistent surface finish and predictable tool life, enhancing process economy without compromising part quality.

Geometry tailored to general turning applications

The square plate shape with a 0.8 mm corner radius and a 90° main cutting edge offers a good compromise between strength and versatility for external and internal turning. The 0° clearance angle supports straightforward geometry for a broad range of turning tasks. As part of a complete system — indexable insert, matching external holder or boring bar, shim/clamping set and replacement screws — the plate enables reliable mounting and repeatable performance across batches. Choosing the correct holder and clamping torque ensures the insert works within its design envelope for optimal results.

Contact Metav Werkzeuge for technical advice or to confirm compatibility and availability for the Tungaloy SNMG120408 T9235 indexable insert; our specialists will assist with application details and lead time

Technical data

• Article number: 6785885
• SKU: 6785885-Tungaloy
• Manufacturer SKU: TUN6785885
• Model series: ISO‑Drehwendeschneidplatten
• Manufacturer: Tungaloy

Facts

• Size (inscribed circle): 12 mm
• Thickness: 4.76 mm
• Corner radius: 0.8 mm
• Clearance angle: 0°
• Main cutting edge angle: 90°
• Grade: T9235

Special features

• Material: carbide
• Coating: CVD‑coated
• Shape: square
• Hole: with cylindrical hole
• Chipbreaker: double‑sided
• Application: turning (external and internal)
• Optimised for steel, interrupted cuts and unstable conditions

FAQ

Is this insert suitable for machining steel under interrupted cuts?
Yes. The SNMG120408 T9235 insert uses a tough T9235 grade with a CVD‑coating, which is specifically intended for steel at lower cutting speeds and performs well under interrupted or unstable cutting conditions.

What are the main dimensions and geometry of the insert?
The SNMG120408 has a 12 mm inscribed circle, a thickness of 4.76 mm, a corner radius of 0.8 mm and a 90° main cutting edge; it is a square, double‑sided indexable insert with a cylindrical locating hole.

Which tool holders are compatible with this insert?
Compatibility is determined by ISO form, clearance, tolerance class, fastening, size and thickness; the SNMG120408 fits ISO‑standard holders and boring bars designed for square SNMG inserts when the holder accepts a 12 mm plate with a 4.76 mm thickness.

Can the insert be rotated to fresh cutting edges?
Yes. The double‑sided design provides multiple usable edges; careful indexing restores the cutting edge and maintains consistent performance without replacing the insert immediately.

What advantages does the T9235 grade offer?
The T9235 grade delivers toughness and good wear resistance due to its CVD coating, making it suitable for steel machining in less stable cutting situations and for operations with frequent interruptions.

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.