SNMG 190612 AH6225 Wendeplatten - Tungaloy

Benefit from a PVD-coated carbide AH6225 grade and a 1.2 mm corner radius for reliable mid-range turning of stainless steels; the ISO form and 6.35 mm thickness ensure secure clamping and consistent performance. Order via Metav Werkzeuge or consult our specialists for application advice.

SNMG190612 AH6225 Tungaloy turning insert (ISO 190612) for turning, 90°

The SNMG190612 AH6225 Tungaloy is an ISO-standard indexable turning insert engineered for external and internal turning operations, offering a sharp yet stable cutting edge for variable conditions.

• ISO 190612 form, 90° seating
• PVD-coated carbide AH6225
• Double-sided chipbreaker
• Cylindrical hole for secure clamping

Consistent mid-range cutting performance with PVD-coated carbide

The insert delivers a balanced combination of sharpness and edge stability thanks to the AH6225 grade and its PVD coating, designed specifically for mid-range turning of stainless steels. This composition reduces flank wear and maintains a reliable cutting edge under variable cutting parameters, allowing longer uninterrupted runs. The result is predictable tool life and improved part quality, especially when machining materials that tend to work-harden or produce challenging chips. The focus on material science ensures efficient metal removal without sacrificing surface finish.

Secure fit and ISO compatibility for flexible tool setups

Compatibility with toolholders depends on form, clearance angle and dimensions; the ISO designation and square geometry make this insert readily combinable with standard holders. Key design characteristics include a 6.35 mm plate thickness, 19 mm size and a cylindrical hole that supports positive clamping forces and repeatable locating. The 0° clearance angle and 90° insert angle yield predictable tool positioning, while the square shape enables indexing for multiple edges. These mechanical attributes simplify setup and reduce the risk of clamping-related vibration or misalignment.

Operational advantages that support productivity and process reliability

A double-sided chipbreaker helps control chip shape and evacuation, contributing to stable cutting conditions and fewer interruptions for chip management. The combination of the carbide substrate and PVD layer promotes consistent cutting-edge integrity across varied workpiece stability and cutting depths. For production environments, this translates to reduced machine downtime and a favourable cost-to-performance ratio in medium-duty turning tasks. Selecting the appropriate chipbreaker and insert grade for the specific material and workholding setup optimises cycle times and surface quality.

Practical guidance for selection and application

Choose the appropriate chipbreaker and insert geometry according to workpiece material, rigidity of the setup and the intended feed range; the insert is well suited for external and internal turning where a balance between edge sharpness and robustness is required. When machining stainless steels, favour climbing cuts and controlled feeds to avoid work hardening; adjust cutting speeds to the grade’s recommendations and monitor tool wear to maximise component consistency. If additional technical parameters or process recommendations are needed, Metav Werkzeuge provides expert support and can supply the matching holders, clamping kits and replacement screws for a complete system.

Contact Metav Werkzeuge for tailored application advice or to order referencing SKU 6903197-Tungaloy — phone +49 2822 7131930 or eMail info@metav-werkzeuge.com

Technical data

• Article number: 6903197
• Manufacturer SKU: TUN6903197
• Manufacturer: Tungaloy
• ISO designation: SNMG190612 AH6225

Facts

• Size: 19 mm
• Thickness: 6.35 mm
• Corner radius: 1.2 mm
• Clearance angle: 0°
• Insert angle: 90°
• Double-sided chipbreaker

Special features

• PVD-coated carbide grade AH6225
• Suitable for stainless steels
• Square insert form
• Cylindrical hole for clamping
• ISO indexable turning insert series
• Application: Turning (external and internal)

FAQ

Is this insert suitable for stainless steels?

Yes. The SNMG190612 AH6225 Tungaloy insert uses a PVD-coated carbide grade designed for stainless steels, optimised for a sharp but stable cutting edge in medium-duty turning.

Which toolholders are compatible with this insert?

Compatibility is determined by ISO form, clearance angle, tolerance class, clamping method, size and thickness; the ISO 190612 designation ensures compatibility with standard holders matching that form.

What are the key dimensions to check when mounting the insert?

Important dimensions include the 19 mm insert size, 6.35 mm thickness, 1.2 mm corner radius and the 90° insert angle; the cylindrical hole must match the holder’s clamping system.

Does the insert have a chipbreaker and what benefit does it provide?

Yes. The double-sided chipbreaker controls chip form and evacuation, improving process stability and reducing interruptions for chip handling during turning operations.

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.