Page 308 - Carbide drills I Thread cutting tools 2023

P
v f
v c
d
v c
n
v f
v f
n
v c
n
Application Material G [mm] [mm] 1.5 x d [min ] -1 [100%] 2.0 x d [min ] -1 [100%] 3.0 x d [min ] -1 [100%]
Steel G 1/8 9.728 0.907 25 820 744 20 655 594 15 490 445
500 - 850 N/mm² G 1/4 13.157 1.337 25 605 809 20 485 648 15 365 488
G 3/8 16.662 1.337 25 480 642 20 380 508 15 285 381
G 1/2 20.955 1.814 25 380 689 20 305 553 15 230 417
Steel G 1/8 9.728 0.907 20 655 594 15 490 445 12 395 358
850 - 1100 N/mm² G 1/4 13.157 1.337 20 485 648 15 365 488 12 290 388
G 3/8 16.662 1.337 20 380 508 15 285 381 12 230 308
G 1/2 20.955 1.814 20 305 553 15 230 417 12 180 327
Steel G 1/8 9.728 0.907 7 230 209 4 130 118 - - -
1100 - 1300 N/mm² G 1/4 13.157 1.337 7 170 227 4 95 127 - - -
G 3/8 16.662 1.337 7 135 181 4 75 100 - - -
G 1/2 20.955 1.814 7 105 191 4 60 109 - - -

fraisa.com
306