SNMG 120404 AH8015 Wendeplatten - Tungaloy

Benefit from the combination of PVD-coated AH8015 carbide and a 0.4 mm corner radius to achieve reliable edge life and consistent surface finish in turning operations. The ISO‑standard form and 90° geometry simplify holder selection and reduce setup time. Order directly via Metav Werkzeuge or consult the team for tailored machining advice.

SNMG120404 AH8015 ISO turning insert for Drehen – Tungaloy

The SNMG120404 AH8015 is an ISO-standard square turning insert optimised for external and internal turning of heat‑resistant alloys and general turning tasks

• SNMG120404 ISO square turning insert
• PVD-coated carbide grade AH8015
• 0.4 mm corner radius for fine finishes
• Double-sided design; 90° cutting angle

Consistent edge performance for demanding alloys

The insert delivers balanced wear resistance and edge stability thanks to the PVD-coated AH8015 grade on cemented carbide. This combination reduces flank wear under elevated temperatures, which translates into longer tool life and fewer indexings per workpiece batch. The modest 0.4 mm corner radius supports improved surface quality without compromising the capability to handle interrupted cuts; the small radius helps maintain dimensional accuracy while preserving cutting edge integrity. Explanation of terms: a PVD coating is a thin, hard layer deposited on the substrate to improve thermal resistance and reduce adhesive wear during high‑temperature cutting.

ISO compatibility reduces setup complexity and inventory costs

Designed to the SNMG120404 ISO specification, the insert fits common external holders when form, relief angle, tolerance, fastening, size and thickness match the toolholder. The 90° cutting angle and square shape make the component well suited for shoulder turning and general profiling, allowing a single geometry to cover multiple operations. The double‑sided design offers economical indexing and consistent repeatability, so shops benefit from predictable tool life and simplified stock management. The standardised format also eases qualification of cutting parameters across machines and operators.

Improved chip control and productive turning cycles

The insert features a double‑sided chipbreaker and a cylindrical centre hole for secure clamping, supporting stable chip formation and evacuation during continuous and semi‑continuous cuts. This results in higher process stability, fewer interruptions for chip clearing and better surface finish in one pass. The combination of PVD coating and robust carbide substrate permits efficient machining of heat‑resistant alloys typical in aerospace or power generation components, while still offering sensible performance on common steels and alloyed materials. For complex materials or special cycle requirements, supply the machining parameters to Metav Werkzeuge for optimisation support; telephone and email contact details are available for additional technical consultation.

Contact Metav Werkzeuge to discuss how the Tungaloy SNMG120404 AH8015 insert can be integrated into existing turning operations and to arrange procurement or technical advice

Technical data

• Article number: 6947318
• Manufacturer SKU: TUN6947318
• SKU: 6947318-Tungaloy
• Manufacturer: Tungaloy

Facts

• ISO designation: SNMG120404
• Size: 12 mm
• Thickness: 4.76 mm
• Corner radius: 0.4 mm
• Relief angle: 0°
• Cutting angle: 90°
• Double-sided insert

Special features

• Material: cemented carbide
• Coating: PVD; grade AH8015
• Shape: square
• Hole: with cylindrical hole
• Chipbreaker: double-sided
• Typical application: turning (external and internal)
• Series: ISO turning inserts

FAQ

What materials is this insert suitable for? The SNMG120404 AH8015 insert is formulated for machining heat‑resistant alloys and performs well on a wide range of steels and alloyed materials thanks to its PVD coating and cemented carbide substrate.

Can the insert be used on standard SNMG holders? Yes. The SNMG120404 conforms to ISO geometry; compatibility depends on matching form, relief angle, tolerance, fastening, size and thickness for the specific holder.

How does the 0.4 mm corner radius affect surface finish? A 0.4 mm radius provides a balance between strength and finish quality; it helps to produce finer surface finishes while maintaining edge stability during turning operations.

Is the insert indexable and cost-effective? The double‑sided SNMG120404 design allows indexing to a fresh cutting edge, which reduces tooling costs per component and improves process economy.

What is the benefit of the PVD coating on AH8015? The PVD layer enhances thermal resistance and reduces adhesive wear, which is particularly advantageous when machining elevated‑temperature alloys with demanding 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.