SNMG 120408 T9215 Wendeplatten - Tungaloy

Take advantage of the T9215 CVD-coated carbide for high wear resistance and the SNMG120408 geometry for stable, reproducible turning results; order directly via Metav Werkzeuge or consult our specialists for tool matching and insertion guidance.

SNMG 120408 T9215 SNMG indexable insert for turning by Tungaloy

SNMG 120408 T9215 is an ISO-format indexable insert engineered for external and internal turning, offering a CVD-coated carbide grade tailored to productive medium-steel machining.

• ISO SNMG 120408 geometry, square form
• CVD-coated carbide grade T9215
• Double-sided chipbreaker with cylindrical hole
• 0.8 mm corner radius for fine finishing

Productive performance for medium-steel turning

The combination of CVD-coated carbide and the T9215 grade delivers a high level of wear resistance together with reliable fracture toughness, making it well suited to continuous and lightly interrupted cuts in medium steel. This balance of properties supports increased productivity by extending tool life and maintaining cutting-edge stability, which reduces the frequency of index changes. The insert’s intended use in turning operations means the grade and chipbreaker can be matched to the workpiece and machining stability to optimise cycle times and surface quality.

Geometry and mounting for repeatable accuracy

Built to the ISO SNMG120408 specification, the square insert with a 0.8 mm corner radius and 0° rake angle provides a predictable cutting profile and consistent chip formation. The insert is double-sided, offering two usable cutting edges per side, and is supplied with a cylindrical hole to ensure secure and repeatable clamping in compatible holders. These geometric features help deliver uniform surface finishes and reduce variability between tool changes, which is particularly important in batch production and long turning cycles.

System compatibility and reduced downtime

The insert forms part of a machining system comprising the ISO insert, a matching external holder or boring bar, clamp pad and screws. Compatibility depends on form, clearance angle, tolerance class, attachment method, size and thickness; matching these parameters ensures correct seating and safe cutting performance. The double-sided chipbreaker design contributes to stable chip control across a range of cutting parameters, helping to avoid chip-related interruptions and lowering the risk of rework. Overall, component interchangeability and proven clamping reduce machine downtime and support a streamlined workflow.

Practical selection and machining notes

For routine applications in medium steel, the T9215 grade is a preferred choice where a balance of wear resistance and toughness is required; it is engineered for productive machining with a broad material coverage. Select the chipbreaker and insert geometry according to the part rigidity and the intended cutting mode (finishing or medium roughing). When fitting the insert, verify the holder’s seating for the SNMG profile and torque the clamp screw to the manufacturer’s recommendation to secure repeatable performance and to avoid edge chipping.

For tailored selection help or to order Tungaloy SNMG 120408 T9215 inserts, contact Metav Werkzeuge for expert advice and fast delivery—email info@metav-werkzeuge.com or call +49 2822 7131930

Technical data

• Article number: 6773925

Facts

• ISO designation: SNMG120408
• Corner radius: 0.8 mm
• Insert size: 12 mm
• Thickness: 4.76 mm
• Rake angle: 0°
• Included hole: with cylindrical hole

Special features

• Material: carbide
• Coating: CVD-coated
• Grade: T9215
• Chipbreaker: double-sided
• Shape: square
• Application: turning (external and internal)
• System: ISO indexable insert compatible with matching holders and clamps
• Typical use: medium steel machining

FAQ

What materials is this insert intended for? This SNMG 120408 T9215 insert from Tungaloy is designed primarily for medium steel machining and offers a balance of wear resistance and toughness for productive turning operations.

Can the SNMG120408 be used for interrupted cuts? The T9215 grade provides good fracture resistance and is suitable for continuous to lightly interrupted cuts; heavier interruptions may require a different grade or reinforced process parameters.

How is the insert secured in the holder? The insert features a cylindrical hole and is clamped in ISO-compatible holders; correct seating, clamp pad and screw torque are essential for repeatable performance.

Does the insert offer more than one cutting edge? Yes, the square SNMG geometry is double-sided, providing multiple usable cutting edges to extend tool life before disposal or reconditioning.

Which features improve surface finish with this insert? The 0.8 mm corner radius and the SNMG geometry contribute to a stable cutting profile and controlled chip formation, helping to achieve improved surface finishes during turning.

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.