RCMM 1204M0 AH8005 Wendeplatten - Tungaloy

Reliable turning performance is achieved by combining the wear‑resistant PVD‑coated carbide grade AH8005 with ISO compatibility and a 7° relief angle for stable cutting. Choose the RCMM1204M0‑61 AH8005 insert for predictable tool life and consistent surface quality; order the component directly via Metav Werkzeuge or ask our consultants if needed.

RCMM 1204M0 AH8005 — ISO turning insert, PVD‑coated carbide (Tungaloy)

The RCMM1204M0-61 AH8005 is an ISO‑standard round indexable insert engineered for external and internal turning of heat‑resistant alloys and other hard materials.

• PVD‑coated carbide grade AH8005
• ISO‑standard indexable turning insert
• 7° relief angle for stable cutting
• Cylindrical hole, suitable for standard holders

Longer tool life thanks to a wear‑resistant grade

The PVD‑coated carbide grade AH8005 is designed for extended service in demanding turning operations. Its coating increases resistance to abrasive and thermal wear, which translates into fewer tool changes and more productive machining cycles. For stable setups, the combination of the coating and a robust substrate provides a controlled flank wear progression, supporting predictable tool change intervals and reduced unplanned downtime. This results in a measurable improvement in process efficiency and component repeatability.

Reliable fit and secure clamping for consistent results

Compliance with the ISO series ensures compatibility with standard external holders, but correct mating depends on the insert form, 7° relief angle, tolerance class, fastening method, size and thickness. The round insert with a cylindrical hole requires the appropriate carrier and clamping set for optimum seat and repeatability. The complete system comprises the indexable insert, a matching external holder or boring bar, a shim/clamping set and replacement screws; assembled correctly, this system reduces vibration and supports consistent surface finish and dimensional control.

Better chip control and surface quality with the chipbreaker

The specified chipbreaker (designation 61) is matched to the grade and intended for stable cutting of heat‑resistant alloys and harder workpieces. A suitable chipformer contributes directly to improved swarf control and prevents chip entanglement in turning cycles, lowering the risk of interrupted cuts and tool damage. As a consequence, workpieces benefit from enhanced surface integrity and reduced secondary finishing. Selecting the correct chipbreaker and geometry for the machining task is crucial to exploit the full potential of the insert.

Application scope and practical recommendations for turning

This insert is specified for general turning operations where stability and wear resistance are priorities, particularly on heat‑resistant alloys and hardened materials. For best results, match the AH8005 grade and chipbreaker to the workpiece alloy and feeding strategy; stable clamping and moderate depth of cut will extend tool life. When combining high feeds or interrupted cuts, verify holder rigidity and seating to preserve the insert seat. For customers seeking application support or machining data, the details of holder selection and cutting parameters can be provided on request.

For application advice, tooling recommendations or to order Tungaloy inserts and accessories, contact Metav Werkzeuge — email info@metav-werkzeuge.com or call +49 2822 7131930; our consultants provide technical guidance and availability information

Technical data

• Article number: 6747788

Core technical data

• Designation: RCMM1204M0-61 AH8005
• Manufacturer SKU: TUN6747788
• SKU: 6747788-Tungaloy
• Model series: ISO indexable turning inserts
• Grade / coating: AH8005 / PVD
• Material: Carbide
• Thickness: 4.76 mm
• Size: 12 mm
• Relief angle: 7°
• Corner radius: 0 mm
• Hole: with cylindrical hole
• Chipbreaker: 61
• Application: Turning

Special features

• Round insert shape
• ISO‑standard for holder compatibility
• Wear‑resistant grade for heat‑resistant alloys and hard materials
• System components: insert, holder or boring bar, shim/clamping set, replacement screws
• Designed for stable machining and consistent tool life

FAQ

What materials is this insert best suited for?
The RCMM1204M0-61 AH8005 insert is intended for heat‑resistant alloys and other hard materials; the AH8005 grade and PVD coating deliver improved wear resistance in these applications.

How does the insert locate in the holder?
The round insert uses a cylindrical hole and must be clamped in a matching ISO‑compliant holder with the correct shim and screw set to ensure repeatable seating and rigidity.

What is the benefit of the 7° relief angle?
A 7° relief angle reduces rubbing on the flank face, improving chip evacuation and contributing to stable machining and longer tool life with the AH8005 grade.

Can this insert be used for internal as well as external turning?
Yes, the ISO‑standard geometry and round shape permit both external and internal turning when paired with a suitable external holder or boring bar.

What role does the chipbreaker 61 play?
Chipbreaker 61 is matched to the insert grade and intended cutting conditions; it improves chip formation and control, which helps maintain surface quality and process reliability.

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.