SNMG 120412 NS9530 Wendeplatten - Tungaloy

Take advantage of the combination of a finishing cermet grade, low cutting forces and ISO compatibility for reliable turning results. Order the insert directly via Metav Werkzeuge or ask the consultants for assistance.

SNMG 120412 NS9530 – SNMG120412 finishing insert for Turning — Tungaloy

A SNMG120412 NS9530 insert designed as an ISO‑normed square insert for precision external and internal turning, optimised for finishing steel components.

• Finishing cermet grade NS9530
• Sharp cutting edge for low cutting forces
• Double-sided chipbreaker for stable chips
• ISO‑normed square insert, 90° included angle
• Compatible with ISO holders; cylindrical hole

Achieve superior surface quality with lower cutting forces

The uncoated cermet grade NS9530 is engineered as a finishing grade for steel, combining a sharp cutting edge with high wear resistance. That results in reduced cutting forces and a noticeably improved surface finish, especially in continuous cutting and small depths of cut. For production environments this means fewer rework cycles and steadier process windows. The material constitution of the insert provides a fine, hard edge that retains geometry during finishing passes, delivering repeatable part quality with less tool-induced vibration.

Predictable chip control and consistent cutting performance

The insert features a double-sided chipbreaker and a central cylindrical hole for secure clamping, contributing to reliable chip formation and evacuation under typical turning conditions. The square shape with a 1.2 mm corner radius and a 90° included angle gives a stable cutting geometry that supports dimensional accuracy and consistent tool life. Compatibility with clamping systems is determined by form, relief angle, tolerance class, attachment method, size and thickness, so matching the insert to the correct ISO holder preserves the designed chip control and reduces unplanned downtime.

Easy integration into production and clear tool management

As part of an ISO insert system, the SNMG120412 is intended to be used with a suitable external holder or boring bar together with a shim/clamping set and replacement screws; this familiar system structure simplifies inventory and tool changeover. The uncoated surface of the cermet insert favours fine finishing applications and avoids potential coating-related edge changes, while the robust cemented carbide substrate ensures mechanical stability. For process planners, selecting the correct chipbreaker and grade for the workpiece material and cutting parameters enables efficient, high‑quality turning operations with predictable results.

For tailored application advice or to secure supply of Tungaloy finishing inserts, contact Metav Werkzeuge by email at info@metav-werkzeuge.com or by phone on +49 2822 7131930 for expert recommendations and rapid delivery options.

Technical data

• Article number: 6944765
• Manufacturer article number: 6944765
• SKU: 6944765-Tungaloy
• Manufacturer SKU: TUN6944765
• Model series: ISO‑Drehwendeschneidplatten

Facts

• Shape: square
• Size: 12 mm
• Thickness: 4.76 mm
• Corner radius: 1.2 mm
• Relief angle: 0°
• Included angle: 90°

Special features

• Material: cemented carbide
• Cutting material: uncoated cermet (NS9530)
• Application: Turning (external and internal)
• Chipbreaker: double‑sided
• Hole: with central cylindrical hole
• ISO designation: SNMG120412
• Typical system: insert + holder + shim/clamp + screws

FAQ

What is the main application for this insert?
The SNMG120412 NS9530 insert is intended for precision external and internal turning, primarily as a finishing grade for steel components.

Is the NS9530 grade suitable for continuous cuts?
Yes, the NS9530 uncoated cermet is optimised for continuous cutting with small depths of cut, providing a sharp edge and stable finishing performance.

How does the chipbreaker affect machining?
The double‑sided chipbreaker on the insert improves chip control and evacuation, resulting in steadier cutting conditions and fewer interruptions during turning.

Which holders are compatible with this ISO insert?
Compatibility depends on holder form, relief angle, tolerance class, fastening method, size and thickness; use an ISO‑compatible external holder or boring bar matched to the SNMG120412 dimensions.

What benefits does the uncoated cermet offer compared with coated grades?
The uncoated cermet NV9530 preserves a very sharp edge for finishing passes, often improving surface quality and lowering cutting forces compared with some coated grades in finishing applications.

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.