Page 160 - Carbide drills I Thread cutting tools 2023

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Application Material NPT [mm] P(TPI) z [m/min] [mm] [min ] -1 [mm/min] [mm/min]
Steel 1/16 5.90 27.0 3 90 0.0240 4855 98 350
< 850 N/mm² 1/8 7.30 27.0 3 90 0.0360 3925 133 424
1/4 9.95 18.0 4 90 0.0440 2880 150 507
3/8 12.50 18.0 4 90 0.0480 2290 127 440
≥1/2 14.50 14.0 5 90 0.0520 1975 174 514
≥1 18.50 11.5 5 90 0.0560 1550 199 434
Steel 1/16 5.90 27.0 3 80 0.0240 4315 87 311
850 - 1100 N/mm² 1/8 7.30 27.0 3 80 0.0360 3490 118 377
1/4 9.95 18.0 4 80 0.0440 2560 134 451
3/8 12.50 18.0 4 80 0.0480 2035 113 391
≥1/2 14.50 14.0 5 80 0.0520 1755 154 456
≥1 18.50 11.5 5 80 0.0560 1375 177 385
Steel 1/16 5.90 27.0 3 60 0.0240 3235 65 233
1100 - 1300 N/mm² 1/8 7.30 27.0 3 60 0.0280 2615 69 220
1/4 9.95 18.0 4 60 0.0400 1920 91 307
3/8 12.50 18.0 4 60 0.0480 1530 85 294
≥1/2 14.50 14.0 5 60 0.0520 1315 116 342
≥1 18.50 11.5 5 60 0.0560 1030 132 288

Steel 1/16 5.90 27.0 3 45 0.0240 2430 49 175
1300 - 1500 N/mm² 1/8 7.30 27.0 3 45 0.0280 1960 51 165
1/4 9.95 18.0 4 45 0.0400 1440 68 230
3/8 12.50 18.0 4 45 0.0480 1145 63 220
≥1/2 14.50 14.0 5 45 0.0520 990 87 257
≥1 18.50 11.5 5 45 0.0560 775 100 217

Wrought aluminium alloys 1/16 5.90 27.0 3 150 0.0360 8095 244 874
Si < 6% 1/8 7.30 27.0 3 150 0.0440 6540 270 863
hardened 1/4 9.95 18.0 4 150 0.0520 4800 296 998
3/8 12.50 18.0 4 150 0.0640 3820 282 978
≥1/2 14.50 14.0 5 150 0.0680 3295 379 1120
≥1 18.50 11.5 5 150 0.0800 2580 473 1032

Cast iron 1/16 5.90 27.0 3 120 0.0280 6475 152 544
(lamellar / spheroidal) 1/8 7.30 27.0 3 120 0.0360 5230 177 565
1/4 9.95 18.0 4 120 0.0480 3840 218 737
3/8 12.50 18.0 4 120 0.0560 3055 197 684
≥1/2 14.50 14.0 5 120 0.0640 2635 285 843
≥1 18.50 11.5 5 120 0.0800 2065 379 826

Unalloyed copper 1/16 5.90 27.0 3 130 0.0280 7015 165 589
1/8 7.30 27.0 3 130 0.0360 5670 191 612
1/4 9.95 18.0 4 130 0.0480 4160 237 799
3/8 12.50 18.0 4 130 0.0560 3310 214 741
≥1/2 14.50 14.0 5 130 0.0640 2855 309 914
≥1 18.50 11.5 5 130 0.0800 2235 410 894

Stainless steel 1/16 5.90 27.0 3 55 0.0240 2965 60 214
[Cr-Ni/1.4301] 1/8 7.30 27.0 3 55 0.0280 2400 63 202
1/4 9.95 18.0 4 55 0.0400 1760 83 282
3/8 12.50 18.0 4 55 0.0480 1400 78 269
≥1/2 14.50 14.0 5 55 0.0520 1205 106 313
≥1 18.50 11.5 5 55 0.0560 945 121 265

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