DCGT 11T300 J740 Wendeplatten - Tungaloy

Take advantage of the combination of wear resistance, stable cutting edge and precise holder compatibility to maintain process stability and reduce changeover time. Order the DCGT 11T300 J740 insert directly via Metav Werkzeuge or ask the consultants for selection support.

DCGT 11T300 J740 ISO turning insert for turning applications — Tungaloy

DCGT 11T300 J740 is an ISO‑standard indexable insert designed for precision turning, suitable for both external and internal operations where consistent chip control and edge stability are required.

• ISO‑standard rhombic 55° insert
• Tungaloy J740 grade for wear resistance
• One‑sided chipbreaker for chip control
• 7° clearance; 3.97 mm thickness

Reliable chip control to keep production running

The insert’s single‑sided chipbreaker is engineered to manage swarf reliably during continuous turning, which reduces the risk of interruptions and tool-induced surface defects. As a result, process planners benefit from more predictable cycle times and fewer machine stops. The combination of the chipbreaker and the Tungaloy J740 carbide grade delivers a balance between wear resistance and enough toughness to handle variations in feed and depth of cut without premature chipping.

Geometry that supports repeatable tool life

The 55° rhombic geometry plus a 7° clearance angle and a 3.97 mm thickness provide dimensional stability and repeatable cutting behaviour. These geometric choices contribute to a secure clamping interface and even load distribution across the cutting edge, which translates into longer service intervals and reduced tooling consumption. For operations where surface finish and dimensional consistency matter, the geometry helps maintain machining tolerances over extended runs.

Clear compatibility guidance for straightforward integration

Compatibility with toolholders depends on form, clearance, tolerance class, fastening, size and thickness; the insert is delivered with a cylindrical hole and a one‑sided countersink (40°–60°) for standard clamping systems. This clarity in interface design simplifies selection for engineers: matching the insert to a holder is a matter of confirming those parameters rather than guesswork, which speeds up procurement and reduces the need for trial fittings.

Industrial performance backed by grade and substrate

Made from carbide and specified with the J740 grade, the insert is intended for productive turning across a broad range of materials when paired with the correct chipbreaker and cutting parameters. The carbide substrate provides thermal stability and wear resistance, while the grade specifics aim to deliver stable edge retention. For machining engineers, this means fewer unexpected tool changes and a more economical machining process overall.

For machining applications that demand consistent edge life, consult Metav Werkzeuge for availability and guidance on selecting the correct insert geometry and holder combination for your turning tasks.

Technical data

• Article number: 6802814
• Manufacturer SKU: TUN6802814
• SKU: 6802814-Tungaloy
• Model series: ISO turning indexable inserts
• Designation: DCGT11T300 J740

Core specifications

• Insert size: 11
• Thickness: 3.97 mm
• Clearance angle: 7°
• Geometry angle: 55°
• Hole style: cylindrical hole with one‑sided countersink (40°–60°)
• Chipbreaker: one‑sided

Materials and special features

• Material: carbide
• Grade: Tungaloy J740
• Shape: rhombic
• Standard: ISO‑conforming insert
• Intended application: turning
• Compatibility notes: depends on holder form, clearance, tolerance, fastening, size and thickness

FAQ

What machining tasks is this insert best suited for?
The DCGT 11T300 J740 insert is designed for turning—both external and internal—and performs well where controlled chip formation and edge stability are priorities.

How does the J740 grade affect performance?
The Tungaloy J740 grade provides a balance of wear resistance and toughness, helping to maintain a stable cutting edge during extended production runs.

Can this insert be used in any ISO holder?
Compatibility requires matching holder form, clearance, tolerance class, fastening, size and thickness; verify these parameters against the insert’s dimensions before assembly.

What are the key dimensions to check when choosing a holder?
Confirm the insert size (11), thickness (3.97 mm), clearance angle (7°) and the hole/countersink arrangement to ensure secure clamping and correct seating.

Is the insert suitable for finishing and roughing operations?
With the appropriate chipbreaker and cutting parameters, the insert can be applied to both finishing and roughing; select the chipformer and grade that match the material and stability of the setup.

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.