Version 1.2.8 - 2020-08-03
34
Translation of original operating manual
MT50
GB
MT
5
0_GB
_4.
fm
5.6.4
Speed table vertical milling
Img.5-6: Speed table vertical milling ~ 50Hz connection
5.7
Standard values for cutting speeds
[ m/min ] with high-speed steel and hard metal in upcut milling
The results are the following standard values for speeds in dependence of the
milling cutter diameter, cutter type and material.
Tool
Steel
Grey cast iron
Al alloy
age-hardened
Plain mill and side milling cutters [ m/
min ]
10 - 25
10 - 22
150 - 350
Relieved form cutters [ m/min ]
15 - 24
10 - 20
150 - 250
Inserted -tooth cutter with SS [ m/min ]
15 - 30
12 - 25
200 - 300
Inserted-tooth cutter with HM [ m/min ]
100 - 200
30 - 100
300 - 400
Tool diameter [ mm ] plain mill-
ing cutter and shell end mill
Steel
10 - 25 m/min
Grey cast iron
10 - 22 m/min
Cured Al alloy
150 - 350
m/min
Speed [
min
-1
]
35
91 - 227
91 - 200
1364 - 3183
40
80 - 199
80 - 175
1194 - 2785
45
71 - 177
71 - 156
1061 - 2476
50
64 - 159
64 - 140
955 - 2228
55
58 - 145
58 - 127
868 - 2025
60
53 - 133
53 - 117
796 - 1857
65
49 - 122
49 - 108
735 - 1714
