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Efficient Hard Turning with the WNGA 0804..-3N RTC20T

The WNGA 0804..-3N RTC20T indexable insert offers a practical solution for machining hardened steel components. Combining extremely hard cubic boron nitride (CBN) with a robust TiN coating, this insert protects its three cutting edges against rapid wear and high thermal loads. This turning tool thereby facilitates highly efficient machining processes, especially when handling continuous or slightly interrupted cuts in tough workpieces. The multi-edge design of the WNGA shape also ensures cost-effective usage, as each insert provides three cutting corners before a complete replacement is required.

Suitable materials

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Technical data

  • Shape: WNGA
  • Scope of application: Hard turning
  • Cutting edges: 3
  • Grade: RTC20T (TiN-coated CBN)
  • Cutting conditions: Full to slightly interrupted cuts in hardened steels
  • Packaging unit: 2 pieces

Dimensions of WNGA 0804..-3N RTC20T

Item Nr.  I.C. S r d L
WNGA 080404-3N RTC20T 1661601 12,7 4,76 0,4 5,16 2,2
WNGA 080408-3N RTC20T 1661602 12,7 4,76 0,8 5,16 2,2

Cutting data

Hard Turning
Vc (m/min) f (mm)
WNGA 080404-3N RTC20T 50-150 0,03-0,15
WNGA 080408-3N RTC20T 50-150 0,03-0,15

Applications

Thanks to its specialized CBN grade, the WNGA 0804..-3N RTC20T is highly suitable for turning tasks that demand precise machining of hardened steel parts. It delivers dependable results in both full continuous cutting and slightly interrupted operations. This makes the insert an ideal fit for modern mechanical engineering, the automotive industry, and mold making, where hard contours are frequently machined.

Special features

The three-edge configuration of this WNGA insert enables longer utilization periods per tool holder, allowing operators to easily index to a fresh edge once wear occurs. An additional benefit is the TiN coating, which thermally stabilizes the cutting material and reduces friction, thereby promoting a smooth chip flow and clean surface finishes on the workpiece.

1661601

Data sheet

Materials
Hard Materials
Inserts
WN..
Cutting conditions
Light interrupted
Medium interrupted

Compatible products

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