SNMG 120408 T6215 Wendeplatten - Tungaloy

Take advantage of the combination of CVD-coated carbide durability, precise 0.8 mm corner radius, and ISO compatibility for efficient turning of stainless steels; order directly via Metav Werkzeuge or request consultation for application matching.

SNMG120408 T6215 — Indexable turning insert for turning, CVD-coated carbide, 0.8 mm radius (Tungaloy)

The SNMG120408 T6215 is an ISO-standard square indexable insert designed for external and internal turning, optimised for machining stainless steels under stable to lightly interrupted conditions.

• ISO‑standard SNMG geometry for wide compatibility
• CVD-coated carbide grade T6215 for wear resistance
• 0.8 mm corner radius for precision finishing
• Double-sided chipbreaker for stable chip control

Consistent tool life through CVD-coated carbide technology

The CVD coating on the carbide substrate of this grade T6215 provides enhanced wear resistance during turning operations. This results in a more predictable flank wear progression and longer usable edge life compared with uncoated grades, which supports steady production rates and fewer tool changes. For machining stainless steels, the coating reduces built-up edge formation and maintains cutting-edge integrity under stable cutting conditions, helping to secure consistent part quality over longer runs.

ISO geometry for straightforward holder compatibility

The insert uses an ISO geometry, so compatibility with toolholders is determined by form, 0° clearance angle, tolerance class, fastening method, size and thickness. The plate thickness of 4.76 mm and the square SNMG120408 format with a cylindrical hole are standard dimensions that allow selection of matching external holders or boring bars with the correct shim and clamp set. Compatibility is focused on mechanical fit and clamping stability; the neutral 0° clearance setting is suited to many holder designs and supports secure mounting under steady cutting forces.

Improved chip control and surface finish for demanding stainless steel work

A double-sided chipbreaker designed into the insert helps to shape and evacuate chips reliably, which reduces recutting and aids surface integrity. The 0.8 mm corner radius contributes to a balance between edge strength and surface finish, making the insert appropriate for light profiling and finishing passes. The square form with a 90° included angle facilitates shoulder cuts and contributes to process stability where interrupted cuts are only mild; the combined geometry and chipbreaker promote repeatable part quality.

Operational benefits: productivity, inventory efficiency and process stability

The square, double-sided design provides multiple indexable edges, which improves cost-efficiency per cutting edge and lowers changeover frequency in production. By selecting the correct chipbreaker and the T6215 grade for the workpiece and machine rigidity, manufacturers can achieve higher productivity and a more stable process window. For applications requiring confirmation of holder fit or grade selection, Metav Werkzeuge can provide advice on matching insert geometry, chipbreaker style and clamping components to the machining set-up.

Contact Metav Werkzeuge for tailored recommendations on the SNMG120408 T6215 insert, availability and matching holders; expert consultation is available to ensure optimal grade and chipbreaker selection for the intended turning application

Technical data

• Article number: 6875744
• SKU: 6875744-Tungaloy
• Manufacturer SKU: TUN6875744
• Series: ISO turning indexable inserts
• Material: carbide
• Coating: CVD

Facts

• Designation: SNMG120408
• Corner radius: 0.8 mm
• Plate size: 12 mm
• Thickness: 4.76 mm
• Clearance angle: 0°
• Included angle: 90°

Special features

• Grade: T6215 (wear-resistant for stainless steels)
• Double-sided chipbreaker
• Square plate with cylindrical hole
• ISO-standard indexable insert
• For external and internal turning

FAQ

Which materials is this insert best suited for? The SNMG120408 T6215 insert is optimised for turning stainless steels; the T6215 grade is a wear-resistant, CVD-coated carbide designed for stable to lightly interrupted stainless steel machining.

How is toolholder compatibility ensured for this insert? Compatibility depends on matching the ISO geometry and mechanical dimensions: plate size 12 mm, thickness 4.76 mm, clearance angle 0°, and the cylindrical hole. The SNMG120408 designation indicates the standard form needed for compatible holders.

How many usable edges does the square, double-sided design provide? The square geometry with a double-sided chipbreaker offers multiple indexable edges typical for SNMG inserts, enabling several repositions before replacement and improving cost-efficiency per edge.

What cutting edge characteristics support surface finish and strength? The 0.8 mm corner radius and the double-sided chipbreaker combine to provide a balance of surface finish and edge strength suitable for finishing and light profiling when machining stainless steels with stable cutting conditions.

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.