SNMG 120412 AH8015 Wendeplatten - Tungaloy

Take advantage of the combination of high process reliability, balanced wear resistance and secure clamping for uninterrupted turning operations. Order the insert directly via Metav Werkzeuge or consult our specialists for application-specific recommendations.

SNMG 120412 AH8015 ISO turning insert — square 90° geometry, PVD-coated carbide | Tungaloy

The SNMG120412 AH8015 is an ISO-standard square turning insert designed for external and internal turning of heat-resistant alloys, offering a robust mix of wear resistance and edge stability for general-purpose machining.

• ISO-standard SNMG geometry, 90° square
• PVD-coated carbide grade AH8015
• 1.2 mm corner radius for stable cutting
• Double-sided chipbreaker with cylindrical hole

High productivity for machining heat-resistant alloys

The PVD-coated AH8015 carbide grade delivers a balanced combination of wear resistance and cutting-edge stability, making it well suited for routine machining of heat-resistant alloys and similar difficult-to-cut materials. The coating improves resistance to thermal and abrasive wear, which leads to longer effective cutting life and fewer insert changes; this increases uptime and reduces operator intervention. Engineers seeking consistent surface quality will value the stable cutting edge and the reduced tendency for built-up edge that the PVD-coated carbide offers.

Secure clamping and standardised geometry for flexible integration

Built to ISO-standard dimensions with a square 90° geometry and a cylindrical through-hole, the insert ensures reliable mechanical fitment in a broad range of compatible holders. Compatibility is determined by form, clearance angle, tolerance class, fastening and plate thickness, so selecting the correct holder and shim set ensures repeatable positioning and stable cutting conditions. The standardised form simplifies tool inventory and changeover, while the through-hole and screw fastening provide robust retention under heavier cutting forces.

Effective chip control and dimensional stability for continuous runs

A double-sided chipbreaker combined with a 1.2 mm corner radius provides controlled chip formation and improved cutting stability, particularly in interrupted cuts and variable depth passes. The double-sided design offers two usable cutting edges per index, supporting efficient edge rotation and cost-effective tool usage. When assembled as part of the complete system — insert, appropriate external holder or boring bar, shim and clamping screw — the combination of chip control and edge geometry helps maintain dimensional accuracy and surface finish across longer production cycles.

Contact Metav Werkzeuge today for tailored tooling advice or to request application-specific cutting data — eMail: info@metav-werkzeuge.com, Phone: +49 2822 7131930

Technical data

• Article number: 6947293

• Manufacturer SKU: TUN6947293

• SKU: 6947293-Tungaloy

• Model series: ISO-Drehwendeschneidplatten

• ISO designation: SNMG120412

• Grade: AH8015

Data

• Corner radius: 1.2 mm

• Plate size: 12 mm

• Plate thickness: 4.76 mm

• Clearance angle: 0°

• Included angle: 90°

• Manufacturer article number: 6947293

Special features

• Material: carbide

• Coating: PVD

• Plate shape: square

• Hole: with cylindrical hole

• Chipformer: double-sided chipbreaker

• System components: insert, external holder or boring bar, shim/clamp set, replacement screws

FAQ

Which holders are compatible with this SNMG-style insert?
Compatibility is determined by the holder's SNMG geometry, clearance angle, tolerance class, fastening method and plate thickness; use an ISO-compatible external holder or boring bar matched to the SNMG120412 dimensions.

For which materials is the AH8015 grade recommended?
The AH8015 PVD-coated carbide grade is recommended as a first choice for general machining of heat-resistant alloys, offering a balance of wear resistance and edge stability for demanding materials.

How many usable cutting edges does the insert provide?
The square SNMG configuration with a double-sided chipbreaker provides multiple indexable cutting edges; rotating the insert extends edge life and improves economic performance.

What are the advantages of the PVD coating on this insert?
PVD coating enhances thermal and abrasive wear resistance, reduces built-up edge formation and supports longer cutting intervals with stable surface quality when used under appropriate cutting parameters.

Is the SNMG120412 suitable for internal as well as external turning?
Yes; the ISO-standard SNMG form and the cylindrical hole fastening make the insert suitable for both external and internal turning when fitted in the correct holder system.

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.