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Speed & Feed Recommendations
Ap
Series Hardness Ae Ae Vc 6 8 Diameter (D1) 20 25
66M, 66MCR BRINELL Ae x D1 Ap x D1 (m/min) 6220 4665 (mm) 1866 1493
Metric 0.017 0.030 0.064 0.065
STAINLESS STEELS 117 731 975 10 12 16 1314 1067
M (Difficult) 7465 5598 2239 1791
304, 304L,316, 316L Profile RPM 0.013 0.024 3732 3110 2333 0.051 0.052
0.05 702 17 1261 1025
1 Fz 5736 4302 0.037 0.043 0.059 1721 1377
(94-141) 0.017 0.030 0.064 0.065
275 Feed (mm/min) 674 899 975 1209 1236 1211 984
6883 5162 2065 1652
Finish 141 RPM 0.013 0.024 4479 3732 2799 0.051 0.052
647 863 1163 945
0.02 2 Fz 1696 1272 0.030 0.035 0.047 509 407
(113-169) 0.017 0.030 0.064 0.065
Feed (mm/min) 199 266 936 1161 1187 358 291
2036 1527 611 489
Profile 108 RPM 0.013 0.024 3441 2868 2151 0.051 0.052
0.05 192 255 344 279
1 Fz 1373 1030 0.037 0.043 0.059 412 330
(87-130) 0.012 0.019 0.040 0.040
STAINLESS STEELS (PH) < 325 Feed (mm/min) 115 138 899 1115 1140 181 145
M 13-8 PH,15-5PH,17-4 PH, 1648 1236 494 396
Finish 130 RPM 0.010 0.015 4130 3441 2581 0.032 0.032
Custom 450 111 133 174 139
6301 4726 1890 1512
0.02 2 Fz 0.019 0.032 0.030 0.035 0.047 0.072 0.073
(104-156) 847 1059 1497 1206
Feed (mm/min) 7561 5671 863 1070 1094 2268 1815
0.015 0.026 0.058 0.058
Profile 32 RPM 813 1016 1018 848 636 1437 1158
0.05 2262 1696 679 543
Super Alloys 1 Fz 0.019 0.032 0.037 0.043 0.059 0.072 0.073
(Nickel, Cobalt, (26-38) 304 380 537 433
S Iron Base) 300 Feed (mm/min) 2714 2036 213 330 337 814 651
Inconel 601, 617, 625, 0.015 0.026 0.058 0.058
Incoly 800, Monel 400 Finish 38 RPM 292 365 1221 1018 763 516 416
0.02 2 Fz 0.030 0.035 0.047
(31-46)
Feed (mm/min) 255 317 324
Profile 26 RPM 824 687 515
0.05
Super Alloys 1 Fz 0.024 0.026 0.036
(21-31)
(Nickel, Cobalt, Feed (mm/min) 138 163 166
Iron Base)
S Inconel 718, 750X, > 300 31 RPM 989 824 618
Incoly 925, Waspaloy, Finish
Hastelloy, Rene
0.02 2 Fz 0.019 0.021 0.029
(25-37)
Feed (mm/min) 133 157 159
Profile 119 RPM 3781 3151 2363
0.05
1 Fz 0.040 0.050 0.067
(95-143)
Titanium AlloyS Feed (mm/min) 1059 1429 1415
Pure Ttanium, Ti6Al4V,
S Ti6Al2Sn4Zr2Mo, 350 143 RPM 4537 3781 2836
Ti4Al4Mo2Sn0.5Si Finish
0.02 2 Fz 0.032 0.040 0.053
(114-171)
Feed (mm/min) 1016 1372 1359
Profile 43 RPM 1357 1131 848
Finish
Titanium AlloyS 0.05 1 Fz 0.040 0.050 0.067
(DifFicult) 0.02 (34-51)
Ti10Al2Fe3Al, Feed (mm/min)
Ti5Al5V5Mo3Cr, > 350 380 513 508
S Ti7Al4Mo, 440
51 RPM 1629 1357 1018
Ti3Al8V6Cr4Zr4Mo,
Ti6Al6V6Sn, Ti15V3
Cr3Sn3Al 2 Fz 0.032 0.040 0.053
(41-61)
Feed (mm/min) 365 492 488
rpm = (1000 x m/min) / (3.14 x D1)
mm / min = (mm / flute) x number of flutes x rpm
reduce speed and feed for materials harder than listed
refer to the SGS Tool Wizard for complete technical information ()
END MILLS END MILLS 83
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