Page 148 - Carbide drills I Thread cutting tools 2023

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Application Material UN [mm] P(TPI) z [m/min] [mm] [min ] -1 [mm/min] [mm/min]
v fc
Steel UNC Nr.1 UNF Nr.2 1.40 64.0 3 90 0.0100 20465 150 614
< 850 N/mm² UNC Nr.3 UNF Nr.4 1.90 48.0 4 90 0.0200 15080 295 1206
UNC Nr.5 UNF Nr.6 2.45 40.0 4 90 0.0200 11695 214 936
UNC Nr.8 3.20 32.0 4 90 0.0200 8950 166 716
UNC Nr.10-12 3.50 24.0 4 90 0.0250 8185 225 819
UNC 1/4 4.75 20.0 4 90 0.0300 6030 182 724
UNF 7/16 8.00 20.0 4 90 0.0500 3580 201 716
UNF 5/8 12.00 18.0 4 90 0.0600 2385 140 572
UNC 3/8 6.70 16.0 4 90 0.0450 4275 228 770
Steel UNC Nr.1 UNF Nr.2 1.40 64.0 3 80 0.0100 18190 134 546
850 - 1100 N/mm² UNC Nr.3 UNF Nr.4 1.90 48.0 4 80 0.0200 13405 262 1072
UNC Nr.5 UNF Nr.6 2.45 40.0 4 80 0.0200 10395 190 832
UNC Nr.8 3.20 32.0 4 80 0.0200 7960 148 637
UNC Nr.10-12 3.50 24.0 4 80 0.0250 7275 200 728
UNC 1/4 4.75 20.0 4 80 0.0300 5360 162 643
UNF 7/16 8.00 20.0 4 80 0.0500 3185 178 637
UNF 5/8 12.00 18.0 4 80 0.0600 2120 124 509
UNC 3/8 6.70 16.0 4 80 0.0450 3800 203 684
Steel UNC Nr.1 UNF Nr.2 1.40 64.0 3 60 0.0100 13640 100 409
1100 - 1300 N/mm² UNC Nr.3 UNF Nr.4 1.90 48.0 4 60 0.0200 10050 197 804
UNC Nr.5 UNF Nr.6 2.45 40.0 4 60 0.0200 7795 142 624
UNC Nr.8 3.20 32.0 4 60 0.0250 5970 138 597
UNC Nr.10-12 3.50 24.0 4 60 0.0250 5455 150 546
UNC 1/4 4.75 20.0 4 60 0.0300 4020 122 482
UNF 7/16 8.00 20.0 4 60 0.0400 2385 107 382
UNF 5/8 12.00 18.0 4 60 0.0600 1590 93 382
UNC 3/8 6.70 16.0 4 60 0.0350 2850 118 399
Steel UNC Nr.1 UNF Nr.2 1.40 64.0 3 45 0.0100 10230 75 307
1300 - 1500 N/mm² UNC Nr.3 UNF Nr.4 1.90 48.0 4 45 0.0200 7540 148 603
UNC Nr.5 UNF Nr.6 2.45 40.0 4 45 0.0200 5845 107 468
UNC Nr.8 3.20 32.0 4 45 0.0250 4475 104 448
UNC Nr.10-12 3.50 24.0 4 45 0.0250 4095 113 410
UNC 1/4 4.75 20.0 4 45 0.0300 3015 91 362
UNF 7/16 8.00 20.0 4 45 0.0400 1790 80 286
UNF 5/8 12.00 18.0 4 45 0.0600 1195 70 287
UNC 3/8 6.70 16.0 4 45 0.0350 2140 89 300
Wrought aluminium alloys UNC Nr.1 UNF Nr.2 1.40 64.0 3 150 0.0200 34105 501 2046
Si < 6% UNC Nr.3 UNF Nr.4 1.90 48.0 4 150 0.0300 25130 737 3016
hardened UNC Nr.5 UNF Nr.6 2.45 40.0 4 150 0.0300 19490 534 2339
UNC Nr.8 3.20 32.0 4 150 0.0350 14920 484 2089
UNC Nr.10-12 3.50 24.0 4 150 0.0400 13640 600 2182
UNC 1/4 4.75 20.0 4 150 0.0450 10050 456 1809
UNF 7/16 8.00 20.0 4 150 0.0600 5970 401 1433
UNF 5/8 12.00 18.0 4 150 0.0800 3980 311 1274
UNC 3/8 6.70 16.0 4 150 0.0550 7125 465 1568
Cast iron UNC Nr.1 UNF Nr.2 1.40 64.0 3 120 0.0100 27285 200 819
(lamellar / spheroidal) UNC Nr.3 UNF Nr.4 1.90 48.0 4 120 0.0200 20105 393 1608
UNC Nr.5 UNF Nr.6 2.45 40.0 4 120 0.0200 15590 285 1247
UNC Nr.8 3.20 32.0 4 120 0.0250 11935 277 1194
UNC Nr.10-12 3.50 24.0 4 120 0.0250 10915 300 1092
UNC 1/4 4.75 20.0 4 120 0.0350 8040 284 1126
UNF 7/16 8.00 20.0 4 120 0.0500 4775 267 955
UNF 5/8 12.00 18.0 4 120 0.0700 3185 218 892
UNC 3/8 6.70 16.0 4 120 0.0450 5700 304 1026
Unalloyed copper UNC Nr.1 UNF Nr.2 1.40 64.0 3 130 0.0100 29555 217 887
UNC Nr.3 UNF Nr.4 1.90 48.0 4 130 0.0100 21780 213 871
UNC Nr.5 UNF Nr.6 2.45 40.0 4 130 0.0200 16890 309 1351
UNC Nr.8 3.20 32.0 4 130 0.0250 12930 300 1293
UNC Nr.10-12 3.50 24.0 4 130 0.0250 11825 325 1183
UNC 1/4 4.75 20.0 4 130 0.0350 8710 307 1219
UNF 7/16 8.00 20.0 4 130 0.0500 5175 290 1035
UNF 5/8 12.00 18.0 4 130 0.0650 3450 219 897
UNC 3/8 6.70 16.0 4 130 0.0400 6175 293 988
Stainless steel UNC Nr.1 UNF Nr.2 1.40 64.0 3 55 0.0100 12505 92 375
[Cr-Ni/1.4301] UNC Nr.3 UNF Nr.4 1.90 48.0 4 55 0.0200 9215 180 737
UNC Nr.5 UNF Nr.6 2.45 40.0 4 55 0.0200 7145 131 572
UNC Nr.8 3.20 32.0 4 55 0.0250 5470 127 547
UNC Nr.10-12 3.50 24.0 4 55 0.0250 5000 137 500
UNC 1/4 4.75 20.0 4 55 0.0300 3685 111 442
UNF 7/16 8.00 20.0 4 55 0.0400 2190 98 350
UNF 5/8 12.00 18.0 4 55 0.0600 1460 86 350
UNC 3/8 6.70 16.0 4 55 0.0350 2615 109 366
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