Page 158 - Carbide drills I Thread cutting tools 2023

f z
v c
v f
n
D 1
v fc
Application Material UNF [mm] P(TPI) z [m/min] [mm] [min ] -1 [mm/min] [mm/min]
Steel Nr.10 3.80 32.0 3 90 0.0200 7540 96 452
< 850 N/mm² Nr.12 4.30 28.0 3 90 0.0200 6660 86 400
1/4 5.10 28.0 3 90 0.0240 5615 80 404
5/16 6.30 24.0 3 90 0.0280 4545 79 382
3/8 7.80 24.0 3 90 0.0400 3675 80 441
7/16 9.40 20.0 3 90 0.0440 3050 62 403
1/2 9.95 20.0 4 90 0.0480 2880 120 553
9/16 11.40 18.0 4 90 0.0480 2515 98 483
5/8 12.70 18.0 4 90 0.0480 2255 87 433
Steel Nr.10 3.80 32.0 3 80 0.0200 6700 85 402
850 - 1100 N/mm² Nr.12 4.30 28.0 3 80 0.0200 5920 77 355
1/4 5.10 28.0 3 80 0.0240 4995 71 360
5/16 6.30 24.0 3 80 0.0280 4040 70 339
3/8 7.80 24.0 3 80 0.0400 3265 71 392
7/16 9.40 20.0 3 80 0.0440 2710 55 358
1/2 9.95 20.0 4 80 0.0480 2560 106 492
9/16 11.40 18.0 4 80 0.0480 2235 87 429
5/8 12.70 18.0 4 80 0.0480 2005 77 385
Steel Nr.10 3.80 32.0 3 60 0.0200 5025 64 302
1100 - 1300 N/mm² Nr.12 4.30 28.0 3 60 0.0200 4440 58 266
1/4 5.10 28.0 3 60 0.0240 3745 53 270
5/16 6.30 24.0 3 60 0.0240 3030 45 218
3/8 7.80 24.0 3 60 0.0320 2450 43 235
7/16 9.40 20.0 3 60 0.0400 2030 38 244
1/2 9.95 20.0 4 60 0.0440 1920 73 338
9/16 11.40 18.0 4 60 0.0440 1675 60 295
5/8 12.70 18.0 4 60 0.0480 1505 58 289
Steel Nr.10 3.80 32.0 3 45 0.0200 3770 48 226
1300 - 1500 N/mm² Nr.12 4.30 28.0 3 45 0.0200 3330 43 200
1/4 5.10 28.0 3 45 0.0240 2810 40 202
5/16 6.30 24.0 3 45 0.0240 2275 34 164
3/8 7.80 24.0 3 45 0.0320 1835 32 176
7/16 9.40 20.0 3 45 0.0400 1525 28 183
1/2 9.95 20.0 4 45 0.0440 1440 55 253
9/16 11.40 18.0 4 45 0.0440 1255 45 221
5/8 12.70 18.0 4 45 0.0480 1130 43 217
Wrought aluminium alloys Nr.10 3.80 32.0 3 150 0.0320 12565 256 1206
Si < 6% Nr.12 4.30 28.0 3 150 0.0320 11105 230 1066
hardened 1/4 5.10 28.0 3 150 0.0360 9360 199 1011
5/16 6.30 24.0 3 150 0.0400 7580 188 910
3/8 7.80 24.0 3 150 0.0480 6120 160 881
7/16 9.40 20.0 3 150 0.0520 5080 122 793
1/2 9.95 20.0 4 150 0.0560 4800 233 1075
9/16 11.40 18.0 4 150 0.0560 4190 190 939
5/8 12.70 18.0 4 150 0.0640 3760 193 963
Cast iron Nr.10 3.80 32.0 3 120 0.0240 10050 154 724
(lamellar / spheroidal) Nr.12 4.30 28.0 3 120 0.0240 8885 138 640
1/4 5.10 28.0 3 120 0.0280 7490 124 629
5/16 6.30 24.0 3 120 0.0320 6065 120 582
3/8 7.80 24.0 3 120 0.0400 4895 106 587
7/16 9.40 20.0 3 120 0.0480 4065 90 585
1/2 9.95 20.0 4 120 0.0520 3840 173 799
9/16 11.40 18.0 4 120 0.0520 3350 141 697
5/8 12.70 18.0 4 120 0.0560 3010 135 674
Unalloyed copper Nr.10 3.80 32.0 3 130 0.0240 10890 167 784
Nr.12 4.30 28.0 3 130 0.0240 9625 150 693
1/4 5.10 28.0 3 130 0.0280 8115 134 682
5/16 6.30 24.0 3 130 0.0320 6570 130 631
3/8 7.80 24.0 3 130 0.0400 5305 115 637
7/16 9.40 20.0 3 130 0.0480 4400 98 634
1/2 9.95 20.0 4 130 0.0520 4160 187 865
9/16 11.40 18.0 4 130 0.0520 3630 153 755
5/8 12.70 18.0 4 130 0.0560 3260 146 730
Stainless steel Nr.10 3.80 32.0 3 55 0.0240 4605 70 332
[Cr-Ni/1.4301] Nr.12 4.30 28.0 3 55 0.0240 4070 63 293
1/4 5.10 28.0 3 55 0.0240 3435 49 247
5/16 6.30 24.0 3 55 0.0240 2780 41 200
3/8 7.80 24.0 3 55 0.0320 2245 39 216
7/16 9.40 20.0 3 55 0.0400 1860 34 223
1/2 9.95 20.0 4 55 0.0440 1760 67 310
9/16 11.40 18.0 4 55 0.0440 1535 55 270
5/8 12.70 18.0 4 55 0.0480 1380 53 265
fraisa.com
156