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Speed & Feed Recommendations
Ap
Series Hardness Ae Ae Vc 3/16 1/4 Diameter (D1) 3/4 1
66, 66CR BRINELL Ae x D1 Ap x D1 (SFM) 7844 5883 (inch) 1961 1471
Fractional 0.0005 0.0007 0.0024 0.0026
STAINLESS STEELS 1 385 27.5 28.8 3/8 1/2 5/8 51.8 42.1
M (Difficult) 9412 7059 2353 1765
304, 304L,316, 316L Profile (308-462) RPM 0.0004 0.0006 3922 2941 2353 0.0019 0.0021
0.05 Fz 26.4 27.7 49.7 40.4
Feed (IPM) 7233 5424 0.0014 0.0018 0.0023 1808 1356
RPM 0.0005 0.0007 0.0024 0.0026
275 Fz 25.3 26.6 38.4 47.7 48.7 47.7 38.8
Feed (IPM) 8679 6509 2170 1627
Finish 462 RPM 0.0004 0.0006 4706 3530 2824 0.0019 0.0021
2 Fz 24.3 25.5 45.8 37.2
0.02 Feed (IPM) 2139 1604 0.0011 0.0014 0.0018 535 401
(370-554) RPM 0.0005 0.0007 0.0024 0.0026
Fz 7.5 7.9 36.9 45.7 46.8 14.1 11.5
Feed (IPM) 2567 1925 642 481
Profile 355 RPM 0.0004 0.0006 3616 2712 2170 0.0019 0.0021
0.05 1 Fz 7.2 7.5 13.6 11.0
Feed (IPM) 1732 1299 0.0014 0.0018 0.0023 433 325
(284-426) RPM 0.0003 0.0005 0.0015 0.0016
STAINLESS STEELS (PH) < 325 Fz 3.6 4.5 35.4 43.9 44.9 7.1 5.7
M 13-8 PH,15-5PH,17-4 PH, 426 Feed (IPM) 2078 1559 520 390
Finish 2 RPM 0.0002 0.0004 4340 3255 2604 0.0012 0.0013
Custom 450 Fz 3.5 4.4 6.9 5.5
(341-511) Feed (IPM) 7946 5959 1986 1490
0.02 RPM 0.0005 0.0008 0.0011 0.0014 0.0018 0.0027 0.0029
Fz 27.8 33.4 59.0 47.5
Feed (IPM) 9535 7151 34.0 42.2 43.1 2384 1788
RPM 0.0004 0.0006 0.0022 0.0023
Profile 105 Fz 26.7 32.0 1070 802 642 56.6 45.6
0.05 1 Feed (IPM) 2852 2139 713 535
Super Alloys RPM 0.0005 0.0008 0.0014 0.0018 0.0023 0.0027 0.0029
(Nickel, Cobalt, (84-126) Fz 10.0 12.0 21.2 17.1
S Iron Base) 300 Feed (IPM) 3423 2567 10.5 13.0 13.3 856 642
Inconel 601, 617, 625, 126 RPM 0.0004 0.0006 0.0022 0.0023
Incoly 800, Monel 400 Finish 2 Fz 9.6 11.5 1284 963 770 20.3 16.4
Feed (IPM)
0.02 (101-151) RPM 0.0011 0.0014 0.0018
Fz
Feed (IPM) 10.1 12.5 12.8
Profile 85 866 649 520
0.05 1
Super Alloys 0.0009 0.0011 0.0014
(68-102)
(Nickel, Cobalt, 5.5 6.4 6.5
Iron Base) 102
S Inconel 718, 750X, > 300 2 1039 779 623
Incoly 925, Waspaloy, Finish (82-122)
Hastelloy, Rene
0.02 0.0007 0.0009 0.0011
5.2 6.2 6.3
Profile 390 3973 2980 2384
0.05 1
0.0015 0.0021 0.0026
(312-468)
Titanium AlloyS 41.7 56.3 55.8
Pure Ttanium, Ti6Al4V, 468
S Ti6Al2Sn4Zr2Mo, 350 2 4767 3576 2860
Ti4Al4Mo2Sn0.5Si Finish (374-562)
0.02 0.0012 0.0017 0.0021
40.0 54.1 53.5
Profile 140 1426 1070 856
Finish 1
Titanium AlloyS 0.05 0.0015 0.0021 0.0026
(DifFicult) 0.02 (112-168)
Ti10Al2Fe3Al,
Ti5Al5V5Mo3Cr, > 350 168 15.0 20.2 20.0
S Ti7Al4Mo, 440 2
1711 1284 1027
Ti3Al8V6Cr4Zr4Mo, (134-202)
Ti6Al6V6Sn, Ti15V3
Cr3Sn3Al 0.0012 0.0017 0.0021
14.4 19.4 19.2
rpm = sfm x 3.82 / D1
ipm = (inch / 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 81
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