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FRACTIONAL
2 Flute: Square, Double, Stub, Long, Ball, Corner Radius
3 Flute: Square, Ball, Tapered
4 Flute: Square, Double, Stub, Ball, Corner Radius
Tapered: Square, Radius
Series
1, 3, 5, 14, 15, 16,
17, 23, 24, 59
Fractional
Hardness
Flutes
Ap
Ae
Ae
Vc
(sfm)
Diameter (D
1
)
(inch)
Ae x D
1
Ap x D
1
1/64 1/32 1/16 1/8
1/4
3/8
1/2
3/4 1
S
SUPER ALLOYS
(NICKEL, COBALT,
IRON BASE)
Inconel 601,
617, 625, 718,
Incoloy 800,
Monel 400,Rene,
Waspalloy
≤ 300 Bhn
or
≤ 32 HRc
Profile
65
RPM 15891 7946 3973 1986 993 662 497 331 248
(52-78)
Fz 0.00002 0.00003 0.00006 0.0002 0.0004 0.0008 0.0010 0.0012 0.0014
2
≤ 0.50
≤ 1.5
Feed
(ipm)
0.6
0.5
0.5
0.7
0.7
1.1
1.0
0.8
0.7
3
≤ 0.25
≤ 1.5
1.0
0.7
0.7
1.1
1.0
1.6
1.5
1.2
1.0
4
≤ 0.25
≤ 1.5
1.3
1.0
1.0
1.4
1.4
2.1
2.0
1.6
1.4
Slot
45
RPM 11002 5501 2750 1375 688 458 344 229 172
(36-54)
Fz 0.00002 0.00003 0.00006 0.0002 0.0004 0.0008 0.0010 0.0012 0.0014
2
1
≤ 1
Feed
(ipm)
0.4
0.3
0.3
0.5
0.5
0.7
0.7
0.6
0.5
3
1
≤ 0.5
0.7
0.5
0.5
0.7
0.7
1.1
1.0
0.8
0.7
4
1
≤ 0.4
0.9
0.7
0.7
1.0
1.0
1.5
1.4
1.1
1.0
TITANIUM ALLOYS
Ti6Al4V,
Ti6Al2Sn4Zr2Mo,
Ti4Al4Mo2Sn0.5Si,
Ti10Al2Fe3Al,
Ti5Al53Mo3Cr,
Ti7Al4Mo,
Ti3Al8V6Cr4Zr4Mo,
Ti6Al6V6Sn,
Ti152 Cr3Sn3Al
≤ 350 Bhn
or
≤ 38 HRc
Profile
180
RPM 44006 22003 11002 5501 2750 1834 1375 917 688
(144-216)
Fz 0.00002 0.00004 0.00008 0.0002 0.0005 0.0009 0.0012 0.0014 0.0017
2
≤ 0.50
≤ 1.5
Feed
(ipm)
1.8
1.8
1.8 2.2
2.8
3.3 3.3
2.6
2.3
3
≤ 0.25
≤ 1.5
2.6
2.6
2.6 3.3
4.1
5.0
5.0
3.9
3.5
4
≤ 0.25
≤ 1.5
3.5
3.5
3.5
4.4
5.5
6.6
6.6
5.1
4.7
Slot
130
RPM 31782 15891 7946 3973 1986 1324 993 662 497
(104-156)
Fz 0.00002 0.00004 0.00008 0.0002 0.0005 0.0009 0.0012 0.0014 0.0017
2
1
≤ 1
Feed
(ipm)
1.3
1.3
1.3 1.6
2.0
2.4 2.4
1.9
1.7
3
1
≤ 0.5
1.9
1.9
1.9 2.4
3.0
3.6
3.6
2.8
2.5
4
1
≤ 0.4
2.5
2.5
2.5
3.2
4.0
4.8
4.8
3.7
3.4
N
ALUMINUM
ALLOYS
2017, 2024, 356,
6061, 7075
≤ 150 Bhn
or
≤ 7 HRc
Profile
880
RPM 215142 107571 53786 26893 13446 8964 6723 4482 3362
(704-1056)
Fz 0.00006 0.00013 0.00025 0.0006 0.0016 0.0030 0.0040 0.0048 0.0056
2
≤ 0.50
≤ 1.5
Feed
(ipm)
25.8 28.0 26.9 32.3 43.0 53.8 53.8 43.0 37.6
3
≤ 0.25
≤ 1.5
38.7 42.0 40.3 48.4 64.5 80.7 80.7 64.5 56.5
Slot
640
RPM 156467 78234 39117 19558 9779 6519 4890 3260 2445
(512-768)
Fz 0.00006 0.00013 0.00025 0.0006 0.0016 0.0030 0.0040 0.0048 0.0056
2
1
≤ 1
Feed
(ipm)
18.8 20.3 19.6 23.5 31.3 39.1 39.1 31.3 27.4
3
1
≤ 0.5
28.2 30.5 29.3 35.2 46.9 58.7 58.7 46.9 41.1
COPPER ALLOYS
Alum Bronze, C110,
Muntz Brass
≤ 140 Bhn
or
≤ 3 HRc
Profile
485
RPM 118573 59286 29643 14822 7411 4941 3705 2470 1853
(388-582)
Fz 0.00003 0.00006 0.00013 0.0003 0.0008 0.0015 0.0020 0.0024 0.0028
2
≤ 0.50
≤ 1.5
Feed
(ipm)
7.1
7.1
7.7 8.9 11.9 14.8 14.8 11.9 10.4
3
≤ 0.25
≤ 1.5
10.7 10.7 11.6 13.3 17.8 22.2 22.2 17.8 15.6
4
≤ 0.25
≤ 1.5
14.2 14.2 15.4 17.8 23.7 29.6 29.6 23.7 20.8
Slot
350
RPM 85568 42784 21392 10696 5348 3565 2674 1783 1337
(280-420)
Fz 0.00003 0.00006 0.00013 0.0003 0.0008 0.0015 0.0020 0.0024 0.0028
2
1
≤ 1
Feed
(ipm)
5.1
5.1
5.6 6.4
8.6 10.7 10.7 8.6
7.5
3
1
≤ 0.5
7.7
7.7
8.3 9.6 12.8 16.0 16.0 12.8 11.2
4
1
≤ 0.4
10.3 10.3 11.1 12.8 17.1 21.4 21.4 17.1 15.0
PLASTICS
Polycarbonate,
PVC, Polypropylene
Profile
880
RPM 215142 107571 53786 26893 13446 8964 6723 4482 3362
(704-1056)
Fz 0.00006 0.00013 0.00025 0.0006 0.0016 0.0030 0.0040 0.0048 0.0056
2
≤ 0.50
≤ 1.5
Feed
(ipm)
25.8 28.0 26.9 32.3 43.0 53.8 53.8 43.0 37.6
3
≤ 0.25
≤ 1.5
38.7 42.0 40.3 48.4 64.5 80.7 80.7 64.5 56.5
4
≤ 0.25
≤ 1.5
51.6 55.9 53.8 64.5 86.1 107.6 107.6 86.1 75.3
Slot
640
RPM 156467 78234 39117 19558 9779 6519 4890 3260 2445
(512-768)
Fz 0.00006 0.00013 0.00025 0.0006 0.0016 0.0030 0.0040 0.0048 0.0056
2
1
≤ 1
Feed
(ipm)
18.8 20.3 19.6 23.5 31.3 39.1 39.1 31.3 27.4
3
1
≤ 0.5
28.2 30.5 29.3 35.2 46.9 58.7 58.7 46.9 41.1
4
1
≤ 0.4
37.6 40.7 39.1 46.9 62.6 78.2 78.2 62.6 54.8
GRAPHITE
Profile
660
RPM 161357 80678 40339 20170 10085 6723 5042 3362 2521
(528-792)
Fz 0.00006 0.00013 0.00025 0.0006 0.0016 0.0030 0.0040 0.0048 0.0056
2
≤ 0.50
≤ 1.5
Feed
(ipm)
19.4 21.0 20.2 24.2 32.3 40.3 40.3 32.3 28.2
3
≤ 0.25
≤ 1.5
29.0 31.5 30.3 36.3 48.4 60.5 60.5 48.4 42.4
4
≤ 0.25
≤ 1.5
38.7 42.0 40.3 48.4 64.5 80.7 80.7 64.5 56.5
Slot
480
RPM 117350 58675 29338 14669 7334 4890 3667 2445 1834
(384-576)
Fz 0.00006 0.00013 0.00025 0.0006 0.0016 0.0030 0.0040 0.0048 0.0056
2
1
≤ 1
Feed
(ipm)
14.1 15.3 14.7 17.6 23.5 29.3 29.3 23.5 20.5
3
1
≤ 0.5
21.1 22.9 22.0 26.4 35.2 44.0 44.0 35.2 30.8
4
1
≤ 0.4
28.2 30.5 29.3 35.2 46.9 58.7 58.7 46.9 41.1
Bhn (Brinell) HRc (Rockwell C)
rpm = (Vc x 3.82) / D
1
ipm = Fz x number of flutes x rpm
reduce speed and feed for materials harder than listed
for tapered end mills, base the speed on the largest diameter contacting
the workpiece and the feed on the smallest diameter
limit cut depths of long and extra long flute mills to .05 x D
1
when slotting
or profiling
reduce feed and Ae when finish milling (.02 x D
1
maximum)
refer to the KYOCERA SGS Tool Wizard
®
for complete technical information
(www.kyocera-sgstool.com)