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Speed & Feed Recommendations
Series Hardness Vc RPM 1 3 6 Diameter (D1) 10 12 16
101M, 108M BRINELL (m/min) Fr 6301 2100 1050 (mm) 630 525 394
Metric 0.005 0.020 0.045 8 0.065 0.085 0.115
STAINLESS STEELS 270 20 Feed (mm/min) 32 42 47 788 41 45 45
(Difficult) > 270 (16-24) RPM 5332 1777 889 0.055 533 444 333
M 304, 316, 321, 13-8 PH, 370 Fr 0.005 0.020 0.035 43 0.065 0.070 0.105
15-5PH, 17-4 PH, 220 17 27 36 31 666 35 31 35
Custom 450 > 220 (13-20) Feed (mm/min) 3878 1293 646 0.050 388 323 242
330 RPM 0.005 0.020 0.045 33 0.065 0.085 0.115
Super Alloys > 330 12 Fr 19 26 29 485 25 27 28
(Nickel, Cobalt, 420 (10-15) 2424 808 404 0.055 242 202 151
Iron Base) 280 Feed (mm/min) 0.005 0.020 0.035 27 0.065 0.070 0.105
S Inconel 601, 617, 625, > 280 8 RPM 12 16 14 303 16 14 16
350 (6-9) Fr 1939 646 323 0.050 194 162 121
Incoly 800, Monel 400, > 350 0.010 0.025 0.030 15 0.050 0.065 0.080
Rene, Waspaloy 440 6 Feed (mm/min) 19 16 10 242 10 11 10
80 (5-7) RPM 8240 2747 1373 0.040 824 687 515
Titanium AlloyS 26 Fr 0.015 0.040 0.075 10 0.135 0.155 0.205
(DifFicult) > 80 (21-31) 124 110 103 1030 111 106 106
Pure Ttanium, Ti6Al4V, 20 Feed (mm/min) 6301 2100 1050 0.105 630 525 394
S Ti6Al2Sn4Zr2Mo, 140 (16-24) RPM 0.005 0.020 0.045 108 0.065 0.085 0.115
17 Fr 32 42 47 788 41 45 45
Ti4Al4Mo2Sn0.5Si, > 140 (13-20) 5332 1777 889 0.055 533 444 333
Ti-6Al4V 165 Feed (mm/min) 0.005 0.020 0.035 43 0.065 0.070 0.105
(132-198) RPM 27 36 31 666 35 31 35
Aluminum Alloys 139 Fr 52348 17449 8725 0.050 5235 4362 3272
N 2017, 2024, 356, (111-166) 0.020 0.060 0.120 33 0.200 0.240 0.320
58 Feed (mm/min) 1047 1047 1047 6544 1047 1047 1047
6061, 7075 (46-69) RPM 44108 14703 7351 0.160 4411 3676 2757
Copper Alloys 53 Fr 0.020 0.060 0.120 1047 0.200 0.240 0.320
N Alum Bronze, C110, (43-64) 882 882 882 5514 882 882 882
Muntz Brass 152 Feed (mm/min) 18419 6140 3070 0.160 1842 1535 1151
Plastics (122-183) RPM 0.010 0.030 0.060 882 0.095 0.120 0.165
Polycarbonate, PVC Fr 184 184 184 2302 175 184 190
16965 5655 2827 0.075 1696 1414 1060
Feed (mm/min) 0.010 0.030 0.060 173 0.095 0.120 0.165
RPM 170 170 170 2121 161 170 175
Fr 48471 16157 8078 0.075 4847 4039 3029
0.020 0.060 0.120 159 0.200 0.240 0.320
Feed (mm/min) 969 969 969 6059 969 969 969
RPM 0.160
Fr 969 217
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 rates shown by 30 percent when using uncoated drills
reduce speed and feed for materials harder than listed
refer to the SGS Tool Wizard for complete technical information ()
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