SNMA 120412 T505 Wendeplatten - Tungaloy

Take advantage of the insert's CVD-coated carbide and its ISO format for economic, stable turning. Order the SNMA120412 T505 directly via Metav Werkzeuge or consult our specialists for matching holders and insert arrangements.

SNMA120412 T505 — ISO square indexable insert for turning, CVD-coated carbide by Tungaloy

A SNMA120412 T505 indexable insert designed for general turning, optimised for economical machining of cast iron and compatible with ISO-standard holders

• CVD-coated carbide for economical cast-iron cutting
• ISO-format SNMA120412 for broad holder compatibility
• Square geometry with 90° cutting edge for stability
• 1.2 mm corner radius for reliable edge strength

Increased productivity with proven CVD-coated carbide

The combination of a CVD-coated surface and a carbide substrate delivers a wear-resistant cutting edge that supports economical machining of cast iron. The T505 grade is formulated for stable chip formation under interrupted cuts and varying process conditions. By using an ISO-standard insert, shops benefit from predictable fitment and repeatability, which reduces tool-change times and improves overall throughput. This rational focus on material pairing and format leads directly to lower unit costs and more consistent component quality.

Robust geometry for stable turning and longer edge life

Square geometry with a 90° cutting edge and a 1.2 mm corner radius provides enhanced support at the cutting line, reducing edge chipping and vibration in less rigid set-ups. The specified 0° clearance angle ensures full contact at the primary cutting zone, which suits many conventional external and internal turning operations. These geometric choices translate into longer effective tool life and fewer interruptions for regrinding or insert replacement, supporting continuous production and predictable process windows.

Practical system guidance for safe, consistent results

This ISO insert is part of a system comprising the indexable plate, a suitable external holder or boring bar, a backing shim and clamping set and replacement screws. Compatibility depends on form, clearance angle, tolerance class, mounting method, size and thickness; selecting a holder that matches the SNMA120412 profile is essential for secure clamping and correct cutting geometry. For materials selection, the grade and chipformer should be matched to cutting speed, stability and the nature of the cut—this insert is specified for cast-iron work where stable chip control and repeatable performance are required. The result is a reliable process step that supports consistent surface finish and dimensional accuracy.

Contact Metav Werkzeuge at info@metav-werkzeuge.com or +49 2822 7131930 for tailored advice on integrating the SNMA120412 T505 into existing tool systems and to obtain immediate stock and delivery information

Technical data

• Article number: 6831340
• Manufacturer SKU: TUN6831340
• SKU: 6831340-Tungaloy
• Model series: ISO-Drehwendeschneidplatten

Data

• ISO designation: 120412
• Corner radius: 1.2 mm
• Plate size: 12 mm
• Plate thickness: 4.76 mm
• Clearance angle: 0°
• Lead/approach angle: 90°

Special features

• Grade/coating: T505 (CVD)
• Substrate: carbide
• Plate shape: square
• Hole: with hole, cylindrical hole
• Chipbreaker: without
• Application: Turning (external and internal)

FAQ

Is this insert suitable for turning cast iron?
Yes. The SNMA120412 T505 is specified for economical machining of cast iron and combines a CVD-coated grade with a carbide substrate for stable chip formation.

What holder type is required for this ISO insert?
An ISO-compatible external holder or boring bar matched to the SNMA120412 geometry, clearance angle and thickness is required for secure clamping and correct cutting geometry.

Can the SNMA120412 T505 be used for interrupted cuts?
The T505 grade is designed to handle varying stability and intermittent cuts; however, holder rigidity and machine stability should be assessed to ensure optimal performance.

What does the 1.2 mm corner radius affect in operation?
A 1.2 mm corner radius increases edge strength, reduces the risk of chipping and tends to improve surface finish on typical turning operations.

Are there chipbreakers available for this insert style?
This specific article is listed without a chipbreaker; selection of a suitable chipformer or an alternative grade with an integrated chipbreaker may be required depending on material and 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.