31 / 396
31
END MILLS
END MILLS
www.kyocera-sgstool.com
FRACTIONAL
Z-Carb-HPR
Series
Z5, Z5CR
Fractional
Hardness
Ap
Ae
Ae
Vc
(sfm)
Diameter (D
1
)
(inch)
Ae x D
1
Ap x D
1
1/8
1/4
3/8
1/2
5/8
3/4
1
P
CARBON STEELS
1018, 1040, 1080,
1090, 10L50, 1140,
1212, 12L15, 1525,
1536
≤ 275 Bhn
or
≤ 28 HRc
Profile
≤ 0.5
≤ 1.5
555
RPM 16961
8480
5654
4240
3392
2827
2120
(444-666)
Fz
0.00046 0.0012 0.0023 0.0031 0.0034 0.0037 0.0043
Feed (ipm)
39.0
50.9
65.0
65.7
57.7
52.3
45.6
Slot
1
≤ 1
440
RPM 13446
6723
4482
3362
2689
2241
1681
(352-528)
Fz
0.00046 0.0012 0.0023 0.0031 0.0034 0.0037 0.0043
Feed (ipm)
30.9
40.3
51.5
52.1
45.7
41.5
36.1
ALLOY STEELS
4140, 4150, 4320,
5120, 5150, 8630,
86L20, 50100
≤ 375 Bhn
or
≤ 40 HRc
Profile
≤ 0.5
≤ 1.5
315
RPM 9626
4813
3209
2407
1925
1604
1203
(252-378)
Fz
0.00034 0.0009 0.0017 0.0023 0.0026 0.0028 0.0032
Feed (ipm)
16.4
21.7
27.3
27.7
25.0
22.5
19.3
Slot
1
≤ 1
250
RPM 7640
3820
2547
1910
1528
1273
955
(200-300)
Fz
0.00034 0.0009 0.0017 0.0023 0.0026 0.0028 0.0032
Feed (ipm)
13.0
17.2
21.6
22.0
19.9
17.8
15.3
H
TOOL STEELS
A2, D2, H13, L2, M2,
P20, S7, T15, W2
≤ 375 Bhn
or
≤ 40 HRc
Profile
≤ 0.5
≤ 1.5
185
RPM 5654
2827
1885
1413
1131
942
707
(148-222)
Fz
0.00028 0.0007 0.0014 0.0018 0.0020 0.0022 0.0026
Feed (ipm)
7.9
9.9
13.2
12.7
11.3
10.4
9.2
Slot
1
≤ 1
145
RPM 4431
2216
1477
1108
886
739
554
(116-174)
Fz
0.00028 0.0007 0.0014 0.0018 0.0020 0.0022 0.0026
Feed (ipm)
6.2
7.8
10.3
10.0
8.9
8.1
7.2
K
CAST IRONS
(LOW & MEDIUM
ALLOY)
Gray, Malleable,
Ductile
≤ 220 Bhn
or
≤ 19 HRc
Profile
≤ 0.5
≤ 1.5
445
RPM 13599
6800
4533
3400
2720
2267
1700
(356-534)
Fz
0.00042 0.0011 0.0021 0.0028 0.0031 0.0034 0.0039
Feed (ipm)
28.6
37.4
47.6
47.6
42.2
38.5
33.1
Slot
1
≤ 1
355
RPM 10849
5424
3616
2712
2170
1808
1356
(284-426)
Fz
0.00042 0.0011 0.0021 0.0028 0.0031 0.0034 0.0039
Feed (ipm)
22.8
29.8
38.0
38.0
33.6
30.7
26.4
CAST IRONS
(HIGH ALLOY)
Gray, Malleable,
Ductile
≤ 260 Bhn
or
≤ 26 HRc
Profile
≤ 0.5
≤ 1.5
340
RPM 10390
5195
3463
2598
2078
1732
1299
(272-408)
Fz
0.00031 0.0008 0.0016 0.0021 0.0023 0.0025 0.0029
Feed (ipm)
16.1
21.8
27.7
27.3
23.9
21.6
18.8
Slot
1
≤ 1
270
RPM 8251
4126
2750
2063
1650
1375
1031
(216-324)
Fz
0.00031 0.0008 0.0016 0.0021 0.0023 0.0025 0.0029
Feed (ipm)
12.8
17.3
22.0
21.7
19.0
17.2
15.0
M
STAINLESS STEELS
(FREE MACHINING)
303, 416, 420F,
430F, 440F
≤ 275 Bhn
or
≤ 28 HRc
Profile
≤ 0.5
≤ 1.5
490
RPM 14974
7487
4991
3744
2995
2496
1872
(392-588)
Fz
0.00034 0.0009 0.0017 0.0023 0.0026 0.0028 0.0032
Feed (ipm)
25.5
33.7
42.4
43.1
38.9
34.9
29.9
Slot
1
≤ 1
390
RPM 11918
5959
3973
2980
2384
1986
1490
(312-468)
Fz
0.00034 0.0009 0.0017 0.0023 0.0026 0.0028 0.0032
Feed (ipm)
20.3
26.8
33.8
34.3
31.0
27.8
23.8
STAINLESS STEELS
(DIFFICULT)
304, 304L, 316, 316L
≤ 275 Bhn
or
≤ 28 HRc
Profile
≤ 0.5
≤ 1.5
340
RPM 10390
5195
3463
2598
2078
1732
1299
(272-408)
Fz
0.00027 0.0007 0.0014 0.0018 0.0020 0.0022 0.0025
Feed (ipm)
14.0
18.2
24.2
23.4
20.8
19.0
16.2
Slot
1
≤ 1
270
RPM 8251
4126
2750
2063
1650
1375
1031
(216-324)
Fz
0.00027 0.0007 0.0014 0.0018 0.0020 0.0022 0.0025
Feed (ipm)
11.1
14.4
19.3
18.6
16.5
15.1
12.9
continued on next page