RPMT 1204EN AH725 Wendeplatten - Tungaloy

Benefit from the PVD-coated carbide AH725 and its single-sided chipbreaker for secure, consistent cutting across steel and stainless steels; the through-hole with countersink and 11° relief ensure reliable clamping and repeatable results. Order the RPMT 1204EN AH725 insert directly via Metav Werkzeuge or ask our consultants if needed.

RPMT 1204EN AH725 — Tungaloy indexable milling insert for milling, PVD-coated carbide, through-hole, 11° free angle

The RPMT 1204EN AH725 is a round indexable milling insert engineered for versatile milling tasks, compatible with Tungaloy milling systems where insert seat, geometry and body correspond technically.

• PVD-coated carbide AH725
• Universal grade for steel & stainless steels
• Through-hole with countersink 40°–60°
• 11° free angle, 4.76 mm thickness

Proven versatility for mixed-material milling

The AH725 grade delivers a balance of wear resistance and chip control for general-purpose milling, making it suitable where batches include both steel and stainless steels. The PVD-coated carbide surface improves resistance to built-up edge and abrasive wear while maintaining surface finish; this reduces unplanned tool changes and contributes directly to steadier cycle times. For operations with varying workpiece materials or smaller tool diameters, this grade supports higher process security and consistent part quality.

Reliable seat and clamping geometry for repeatable accuracy

A round insert with a through-hole and cylindrical seat plus a one-sided countersink (40°–60°) provides stable mechanical location and straightforward clamping in compatible holders. The specified 11° free angle and 4.76 mm plate thickness give a robust contact area that minimises deflection under load, which is particularly relevant for shoulder and contour milling. Note that insert seat, geometry and milling body must match technically; correct assembly of the cutting system ensures repeatable cutting geometry and predictable tool life.

Practical chip control and productivity benefits

The single-sided chipbreaker is tuned to the insert geometry and the AH725 grade to promote controlled chip formation across typical milling strategies, from shoulder and slotting to high-feed passes. Improved chip morphology reduces recutting and helps maintain coolant effectiveness, while the PVD finish supports higher cutting speeds in many steel applications. The combination of these features lowers cycle interruptions and increases effective throughput, offering a measurable contribution to shop-floor productivity.

System compatibility and application guidance

This insert is part of a modular milling system: the final performance depends on the chosen milling body, clamping screw and, where used, a matching shim. The RPMT1204EN geometry is suited to plan, shoulder, slot and profile milling depending on the assigned tool family; correctness of seat and clamping is essential for safety and optimum wear behaviour. For complex material mixes or atypical machining strategies, consult tooling data sheets or request application-specific recommendations.

Contact Metav Werkzeuge for tailored application advice and to source Tungaloy RPMT 1204EN AH725 inserts — email info@metav-werkzeuge.com or call +49 2822 7131930

Technical data

• Article number: 6987874
• Manufacturer SKU: TUN6987874
• SKU: 6987874-Tungaloy
• Model series: Fräswendeschneidplatten
• Manufacturer: Tungaloy

Facts

• Insert designation: RPMT1204EN
• Grade: AH725
• Diameter: 12 mm
• Thickness: 4.76 mm
• Free angle: 11°
• Rake/wedge angle: 0°
• Hole style: cylindrical hole + one-side countersink (40°–60°)

Special features

• Material: carbide
• Coating: PVD
• Shape: round
• Chipbreaker: one-sided
• Application: milling
• Intended for steel and stainless steels
• System components: milling body, indexable insert, clamping screw, optional shim
• Note: insert seat, geometry and milling body must match technically

FAQ

What materials is this insert suitable for?
The RPMT 1204EN AH725 is designed as a universal, chip‑resistant grade for steel and stainless steels, providing good process reliability across mixed-material batches.

Can this insert be used in any milling body?
The insert will perform correctly only when the insert seat, geometry and milling body are technically compatible; RPMT 1204EN requires a matching Tungaloy milling body or a body specified for this geometry.

What advantage does the PVD coating offer?
The PVD-coated carbide of the RPMT 1204EN AH725 improves wear resistance and reduces built-up edge, enabling steadier cutting conditions and often higher cutting speeds compared with uncoated grades.

How does the through-hole with countersink affect clamping?
The through-hole with cylindrical seating and single-side countersink (40°–60°) ensures a stable mechanical location and reliable clamping, which translates into repeatable tool geometry and consistent part quality.

Is the insert suitable for high-feed milling?
Depending on the assigned tool family and holder, the grade and chipbreaker of this insert can support high-feed strategies; consult the tooling system data and consider cutting parameters for the specific application.

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.