Parting & Grooving’ Single-Ended Insert’ for Parting Bars’ Hard Materials and Tough Applications(+)

  Designation  CWCWTOL  REfg
(min)
fg
(max)
Tough ‹————› Hard
Grade & Vc     Click on Grade No. for Cutting Speed
  GFN 1.6    1.600.0300.160.050.12IC328 IC1028 IC354 IC908 IC20 IC428 
  GFN 2    2.200.0300.160.050.16IC328 IC1028 IC354 IC908 IC30N IC20 
  GFN 2B    2.200.0300.200.060.18IC328 IC1028 IC354 
  GFN 2E    2.200.0300.160.060.17IC30N 
  GFN 2.4    2.400.0300.160.060.18IC328 IC354 IC20 
  GFN 3    3.000.0400.200.100.25IC28 IC328 IC1028 IC354 IC250 IC908 IC30N IC20 IC428 
  GFN 3E    3.000.0400.200.100.25IC30N 
  GFN 3B    3.020.0400.300.100.30IC328 IC1028 IC354 IC308 
  GFN 4    4.050.0400.240.100.30IC28 IC328 IC1028 IC354 IC250 IC908 IC30N IC20 
  GFN 4B    4.100.0400.400.100.30IC328 IC1028 IC354 IC308 IC908 
  GFN 4.8    4.790.0400.280.120.35IC328 IC354 IC20 
  GFN 5B    5.080.0400.400.120.35IC328 
  GFN 5    5.110.0400.280.120.35IC328 IC354 IC908 IC20 
  GFN 6    6.390.0400.350.150.40IC328 IC354 IC20 
  GFN 6B    6.410.0400.400.150.40IC328 
  GFN 8    7.980.0500.420.200.60IC328 IC354 IC20 
  GFN 9    9.500.0500.470.200.70IC328 IC354 IC20 
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