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Speed & Feed Recommendations
Ap
Series Hardness Ae Ae Vc 1/8 1/4 Diameter (D1) 3/4 1
33CR BRINELL Ae x D1 Ap x D1 (SFM) 16808 8404 (inch) 2801 2101
Fractional 0.0005 0.0012 0.0040 0.0043
STAINLESS STEELS 1.5 340 25.2 30.3 3/8 1/2 5/8 33.6 27.1
M (Difficult) 1 (272-408) 13446 6723 2241 1681
304, 304L,316, 316L Profile 1.5 RPM 0.0005 0.0012 5603 4202 3362 0.0040 0.0043
1 270 Fz 20.2 24.2 26.9 21.7
0.5 1.5 (216-324) 9626 4813 0.0023 0.0031 0.0039 1604 1203
1 Feed (IPM) 0.0004 0.0009 0.0030 0.0032
275 1.5 310 RPM 11.6 13.0 38.7 39.1 39.3 14.4 11.6
1 (248-372) Fz 7640 3820 1273 955
Slot 1.5 0.0004 0.0009 4482 3362 2689 0.0030 0.0032
1 250 Feed (IPM) 10.3 11.5 9.2
1 1.5 (200-300) RPM 9.2 2827 0.0023 0.0031 0.0039 942 707
1 Fz 5654 0.0007 0.0024 0.0025
80 0.0003 5.9 30.9 31.3 31.5 6.8 5.3
(64-96) Feed (IPM) 5.1 2216 739 554
Profile RPM 4431 0.0007 3209 2407 1925 0.0024 0.0025
65 Fz 0.0003 4.7 5.3 4.2
0.5 (52-78) 4.0 6800 0.0017 0.0023 0.0029 2267 1700
1 Feed (IPM) 13599 0.0011 0.0036 0.0039
STAINLESS STEELS (PH) < 325 62 RPM 0.0004 22.4 16.4 16.6 16.7 24.5 19.9
M 13-8 PH,15-5PH,17-4 PH, (50-74) Fz 14.3 5424 1808 1356
Slot 10849 0.0011 2547 1910 1528 0.0036 0.0039
Custom 450 49 Feed (IPM) 0.0004 17.9 19.5 15.9
(39-59) RPM 11.4 5195 1732 1299
Fz 10390 0.0008 0.0017 0.0023 0.0029 0.0027 0.0029
215 0.0003 12.5 14.0 11.3
(172-258) Feed (IPM) 9.4 4126 13.0 13.2 13.3 1375 1031
RPM 8251 0.0008 0.0027 0.0029
Profile 170 Fz 0.0003 9.9 1885 1413 1131 11.1 9.0
(136-204) 7.4 7487 2496 1872
Super Alloys 0.5 Feed (IPM) 14974 0.0010 0.0014 0.0018 0.0023 0.0032 0.0035
(Nickel, Cobalt, 75 RPM 0.0004 22.5 24.0 19.7
S Iron Base) 300 (60-90) Fz 17.1 5959 7.9 7.6 7.8 1986 1490
Inconel 601, 617, 625, 11918 0.0010 0.0032 0.0035
Incoly 800, Monel 400 Slot 60 Feed (IPM) 0.0004 17.9 1477 1108 886 19.1 15.6
(48-72) RPM 13.6
1 Fz 0.0014 0.0018 0.0023
Feed (IPM) 6.2 6.0 6.1
RPM
Profile Fz 4533 3400 2720
Super Alloys 0.5 Feed (IPM) 0.0021 0.0028 0.0035
RPM
(Nickel, Cobalt, Fz 28.6 28.6 28.6
Iron Base)
S Inconel 718, 750X, > 300 Feed (IPM) 3616 2712 2170
RPM
Incoly 925, Waspaloy, Slot Fz
Hastelloy, Rene
1 Feed (IPM) 0.0021 0.0028 0.0035
22.8 22.8 22.8
Profile 3463 2598 2078
0.5 0.0016 0.0021 0.0026
Titanium AlloyS 16.6 16.4 16.2
Pure Ttanium, Ti6Al4V,
S Ti6Al2Sn4Zr2Mo, 350 2750 2063 1650
Ti4Al4Mo2Sn0.5Si Slot
1 0.0016 0.0021 0.0026
13.2 13.0 12.9
Profile 4991 3744 2995
Slot
Titanium AlloyS 0.5 0.0019 0.0025 0.0031
(DifFicult) 1
Ti10Al2Fe3Al,
Ti5Al5V5Mo3Cr, > 350 28.5 28.1 27.9
S Ti7Al4Mo, 440
3973 2980 2384
Ti3Al8V6Cr4Zr4Mo,
Ti6Al6V6Sn, Ti15V3
Cr3Sn3Al 0.0019 0.0025 0.0031
22.6 22.3 22.2
rpm = sfm x 3.82 / D1
ipm = (inch / flute) x 3 x rpm
reduce speed and feed for materials harder than listed
reduce feed and Ae when finish milling (.02 x D1 maximum)
refer to the SGS Tool Wizard for complete technical information ()
END MILLS END MILLS 89
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