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END MILLS
END MILLS
Series
56B
Fractional
Hardness
Ap
Ae
Ae
Vc
(sfm)
Diameter (D
1
)
(inch)
Ae x D
1
Ap x D
1
1/32 1/16 1/8
3/16 1/4
3/8
1/2
3/4
H
TOOL STEELS
MOLD AND DIE STEEL
300M, 4340, 52100,
HP-9-4-20, M50, A2,
D2, H13, L2, M2, P20,
S7, T15, W2
≤ 375 Bhn
or
≤ 40 HRc
Rough
≤ 0.4
≤ 0.1
625
RPM 76400 38200 19100 12733 9550 6367 4775 3183
(500-750)
Fz
0.0006 0.0015 0.0030 0.0040 0.0050 0.0080 0.0100 0.0120
Feed (ipm)
92
115
115
102
96
102
96
76
HSM
≤ 0.4
≤ 0.03
950
RPM 116128 58064 29032 19355 14516 9677 7258 4839
(760-1140)
Fz
0.0007 0.0017 0.0033 0.0044 0.0060 0.0088 0.0110 0.0130
Feed (ipm)
163
197
192
170
174
170
160
126
TOOL STEELS
MOLD AND DIE STEEL
300M, 4340, 52100,
HP-9-4-20, M50, A2,
D2, H13, L2, M2, P20,
S7, T15, W2
≤ 475 Bhn
or
≤ 50 HRc
Rough
≤ 0.4
≤ 0.05
750
RPM 91680 45840 22920 15280 11460 7640 5730 3820
(600-900)
Fz
0.0005 0.0011 0.0023 0.0030 0.0038 0.0060 0.0075 0.0085
Feed (ipm)
92
101
105
92
87
92
86
65
HSM
≤ 0.4
≤ 0.02
1150
RPM 140576 70288 35144 23429 17572 11715 8786 5857
(920-1380)
Fz
0.0006 0.0012 0.0025 0.0033 0.0042 0.0066 0.0082 0.0100
Feed (ipm)
169
169
176
155
148
155
144
117
TOOL STEELS
MOLD AND DIE STEEL
300M, 4340, 52100,
HP-9-4-20, M50, A2,
D2, H13, L2, M2, P20,
S7, T15, W2
≤ 655 Bhn
or
≤ 60 HRc
Rough
≤ 0.4
≤ 0.04
500
RPM 61120 30560 15280 10187 7640 5093 3820 2547
(400-600)
Fz
0.0004 0.0008 0.0017 0.0023 0.0029 0.0045 0.0057 0.0063
Feed (ipm)
49
49
52
47
44
46
44
32
HSM
≤ 0.4
≤ 0.01
1000
RPM 122240 61120 30560 20373 15280 10187 7640 5093
(800-1200)
Fz
0.0005 0.0009 0.0019 0.0025 0.0032 0.0050 0.0063 0.0071
Feed (ipm)
122
110
116
102
98
102
96
72
Bhn (Brinell) HRc (Rockwell C) HSM (High Speed Machining)
rpm = Vc x 3.82 / D
1
ipm = Fz x 2 x rpm
reduce speed and feed for materials harder than listed
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)
FRACTIONAL
Turbo-Carb