SNMA 120416 T5115 Wendeplatten - Tungaloy

Take advantage of the combination of an ISO SNMA geometry, a CVD-coated T5115 carbide grade and a robust 1.6 mm corner radius to ensure stable chip control and consistent performance in turning operations. Order directly via Metav Werkzeuge or consult our specialists for matching holders and clamping sets.

SNMA 120416 T5115 indexable insert for turning by Tungaloy — ISO SNMA geometry, CVD-coated carbide

SNMA 120416 T5115 is an ISO-standardised turning insert designed for general external and internal turning, optimised for cast iron machining with a balance of wear resistance and edge stability.

• CVD-coated carbide grade T5115
• ISO SNMA geometry with 90° cutting angle
• 1.6 mm corner radius for durable edges
• Compatible with external and internal turning

Reliable cutting performance for cast iron components

The SNMA120416 T5115 insert is built on a CVD-coated carbide substrate and the T5115 grade, which together provide a robust compromise between wear resistance and edge stability. For machining cast iron, this combination reduces flank wear and maintains surface quality over longer tool life. The CVD coating layer increases thermal resistance and reduces adhesion, which helps to manage built-up edge formation when turning demanding cast iron alloys. In practice, this means fewer tool changes and more consistent component quality during serial production.

Consistent geometry for straightforward tool pairing

The square ISO SNMA shape with a 90° cutting angle simplifies holder selection and setup, since compatibility is defined by form, relief angle, tolerance class, fastening, size and thickness. The insert’s 1.6 mm corner radius provides a stable cutting edge that tolerates slight variations in feed while delivering predictable chip formation. Where holder choice or clamping method is in doubt, matching an SNMA-compatible external holder or boring bar and the correct clamping kit is the pragmatic route to secure, repeatable turning results.

Practical selection advice for efficient turning

When choosing the correct insert grade and chipbreaker, the primary considerations are the workpiece material and the machining stability of the set-up. The T5115 grade is a universal solution for cast iron, so it suits mixed production runs where process reliability and straightforward tool management are priorities. For high-speed or unstable set-ups, operators should prefer more rigid tooling and conservative feeds to preserve the cutting edge. Clear labelling and ISO conformity make tool inventory management simpler and reduce the risk of mismatched components on the shop floor.

Benefits that support productivity and process control

Using an insert with standard geometry and a proven carbide grade provides measurable advantages: reduced downtime through longer life, improved reproducibility of component dimensions, and simplified logistics for insert replacements. The SNMA form factor allows rotational indexing of unused corners for cost-efficient use of the insert, while the cylindrical locating hole ensures reliable seating and consistent orientation in compatible holders. These design choices support a predictable production rhythm and help keep machining cycles lean.

For tailored advice on selecting holders, clamping kits or compatible accessories for the Tungaloy SNMA120416 T5115 insert, contact Metav Werkzeuge and benefit from practical, application-focused guidance.

Technical data

• • Article number: 6850273-Tungaloy
• • Manufacturer SKU: TUN6850273
• • Model series: ISO-Drehwendeschneidplatten
• • Material: Carbide
• • Grade/coating: T5115 (CVD-coated carbide)
• • WPL designation: SNMA120416
• • Shape: Square

Facts

• • Corner radius: 1.6 mm
• • Plate size: 12 mm
• • Thickness: 4.76 mm
• • Cutting angle: 90°
• • Relief (free) angle: 0°
• • Hole: with hole
• • Hole style: cylindrical hole

Special features

• • Universal grade for cast iron machining
• • ISO-standardised SNMA geometry
• • Compatible with SNMA holders and boring bars
• • No chipbreaker supplied (plain insert)
• • System requires insert, holder, backing/clamping set and replacement screws

FAQ

What materials is this insert suitable for?
The SNMA120416 T5115 insert is primarily intended for cast iron machining; the CVD-coated T5115 grade offers an effective balance of wear resistance and edge stability for that material class.

How does the SNMA geometry affect holder compatibility?
Compatibility is determined by the insert form, relief angle, tolerance class, fastening, size and thickness; the ISO SNMA geometry and dimensions allow straightforward pairing with compatible external holders and boring bars.

Is a chipbreaker included with this insert?
This specific item is supplied without a chipbreaker; chip control should be managed by selecting the appropriate grade and optimising cutting parameters, or by choosing an insert variant with an integrated chipbreaker if required.

How is the insert secured in the holder?
The insert features a cylindrical locating hole and is secured using the holder’s clamping system and the appropriate screws; correct seating and torque are essential for stable machining performance.

Can the insert be indexed to use all corners?
Yes, the square SNMA format allows corner indexing to use multiple cutting edges, maximising the usable life of the insert under suitable operating 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.