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END MILLS
END MILLS
Series
56MB
Metric
Hardness
Ap
Ae
Ae
Vc
(m/min)
Diameter (D
1
)
(mm)
Ae x D
1
Ap x D
1
1
1.5
3
5
6
10
12
20
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
191
RPM 60748 40498 20249 12150 10125 6075 5062 3037
(153-229)
Fz
0.015 0.038 0.076 0.102 0.127 0.203 0.254 0.305
Feed (mm/min) 1822 3078 3078 2479 2572 2466 2572 1853
HSM
≤ 0.4
≤ 0.03
290
RPM 92235 61490 46117 18447 15372 9223 7686 4612
(232-348)
Fz
0.018 0.043 0.084 0.112 0.117 0.224 0.279 0.330
Feed (mm/min) 3320 5288 7748 4132 3597 4132 4289 3044
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
229
RPM 72833 48556 24278 14567 12139 7283 6069 3642
(183-275)
Fz
0.013 0.028 0.058 0.076 0.097 0.152 0.191 0.216
Feed (mm/min) 1894 2719 2816 2214 2355 2214 2319 1573
HSM
≤ 0.4
≤ 0.02
351
RPM 111636 74424 37212 22327 18606 11164 9303 5582
(281-421)
Fz
0.015 0.030 0.064 0.084 0.107 0.168 0.208 0.254
Feed (mm/min) 3349 4465 4763 3751 3982 3751 3870 2836
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
152
RPM 48344 32229 16115 9669 8057 4834 4029 2417
(122-182)
Fz
0.010 0.020 0.043 0.058 0.074 0.114 0.145 0.160
Feed (mm/min)
967 1289 1386 1122 1192 1102 1168 773
HSM
≤ 0.4
≤ 0.01
305
RPM 97005 64670 32335 19401 16168 9701 8084 4850
(244-366)
Fz
0.013 0.023 0.048 0.064 0.081 0.127 0.160 0.180
Feed (mm/min) 2522 2975 3104 2483 2619 2464 2587 1746
Bhn (Brinell) HRc (Rockwell C) HSM (High Speed Machining)
rpm = (Vc x 1000) / (D
1
x 3.14)
mm/min = 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)
METRIC
Turbo-Carb