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Speed & Feed Recommendations
Series Hardness Vc RPM 3 6 8 Diameter (D1) 12 14 16
140M 8D BRINELL (m/min) Fr 4241 2120 1590 (mm) 1060 909 795
Metric 0.065 0.085 0.115 10 0.170 0.200 0.230
STAINLESS STEELS > 270 40 Feed (mm/min) 276 180 183 1272 180 182 183
(Difficult) 370 (32-48) RPM 3181 1590 1193 0.145 795 682 596
M 304, 316, 321, 13-8 PH, > 270 Fr 0.055 0.070 0.095 184 0.145 0.170 0.190
15-5PH, 17-4 PH, 370 30 175 111 113 954 115 116 113
Custom 450 220 (24-36) Feed (mm/min) 2544 1272 954 0.120 636 545 477
> 220 RPM 0.030 0.035 0.050 114 0.070 0.090 0.105
Super Alloys 330 24 Fr 76 45 132 763 45 49 50
(Nickel, Cobalt, > 330 (19-29) 1590 795 596 0.065 398 341 298
Iron Base) 420 Feed (mm/min) 0.020 0.025 0.030 9160 0.050 0.055 0.065
S Inconel 601, 617, 625, 280 15 RPM 32 20 210 477 20 19 19
> 280 (12-18) Fr 1166 583 437 0.040 292 250 219
Incoly 800, Monel 400, 350 0.020 0.025 0.030 19 0.050 0.055 0.065
Rene, Waspaloy > 350 11 Feed (mm/min) 23 15 13 350 15 14 14
440 (9-13) RPM 5831 2915 2187 0.040 1458 1249 1093
Titanium AlloyS 80 Fr 0.055 0.070 0.095 14 0.145 0.170 0.190
(DifFicult) 55 321 204 208 1749 211 212 208
Pure Ttanium, Ti6Al4V, > 80 (44-66) Feed (mm/min) 5089 2544 1908 0.120 1272 1090 954
S Ti6Al2Sn4Zr2Mo, RPM 0.045 0.060 0.085 210 0.120 0.145 0.165
140 48 Fr 229 153 162 1527 153 158 157
Ti4Al4Mo2Sn0.5Si, (38-58) 3605 1802 1352 0.105 901 772 676
Ti-6Al4V > 140 Feed (mm/min) 0.035 0.050 0.065 160 0.095 0.110 0.130
34 RPM 126 90 88 1081 86 85 88
Aluminum Alloys (27-41) Fr 23642 11821 8866 0.080 5910 5066 4433
N 2017, 2024, 356, 0.180 0.240 0.320 87 0.485 0.560 0.640
223 Feed (mm/min) 4256 2837 2837 7093 2867 2837 2837
6061, 7075 (178-268) RPM 20355 10178 7633 0.400 5089 4362 3817
Copper Alloys Fr 0.165 0.215 0.290 2837 0.435 0.505 0.575
N Alum Bronze, C110, 192 3359 2188 2214 6107 2214 2203 2195
Muntz Brass (154-230) Feed (mm/min) 16751 8375 6281 0.360 4188 3589 3141
RPM 0.065 0.085 0.115 2198 0.170 0.200 0.230
158 Fr 1089 712 722 5025 712 718 722
(126-190) 13570 6785 5089 0.145 3393 2908 2544
Feed (mm/min) 0.065 0.085 0.115 729 0.170 0.200 0.230
128 RPM 882 577 585 4071 577 582 585
(102-154) Fr 0.145
590
Feed (mm/min)
RPM
Fr
Feed (mm/min)
RPM
Fr
Feed (mm/min)
rpm = (1000 x m/min) / (3.14 x D1)
mm / min = (mm / revolution) x rpm
reduce speed and feed for materials harder than listed
refer to the SGS Tool Wizard for complete technical information ()
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