Operation
Version 1.1.2 dated 2019-05-07
Page 274
Translation of the original instructions
F80 | F105
GB
F
80_F105
_GB
_6.
fm
OPTIMUM
M A S C H I N E N - G E R M A N Y
®
6.11.1 Standard values for cutting speeds
[ m/min ] with high-speed steel and hard metal in conventional milling.
The results are the following standard values for speeds in dependence of the
milling cutter diameter, cutter type and material.
6.11.2 Standard values for speeds with HSS – Eco – twist drilling
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 ] Peripheral and
side milling cutters
Steel
10 - 25 m/min
Grey cast iron
10 - 22 m/min
Al alloy
age-hardened
150 - 350 m/min
Speed [
min
-1
]
35
91 - 227
91 - 200
1365 - 3185
40
80 - 199
80 - 175
1195 - 2790
45
71 - 177
71 - 156
1062 - 2470
50
64 - 159
64 - 140
955 - 2230
Tool diameter
[ mm ]
form cutters
Steel
15 - 24 m/min
Grey cast iron
10 - 20 m/min
Al alloy
cured 150 - 250
m/min
Speed [
min
-1
]
4
1194 - 1911
796 - 1592
11900 - 19000
5
955 - 1529
637 - 1274
9550 - 15900
6
796 - 1274
531 - 1062
7900 - 13200
8
597 - 955
398 - 796
5900 - 9900
10
478 - 764
318 - 637
4700 - 7900
12
398 - 637
265 - 531
3900 - 6600
14
341 - 546
227 - 455
3400 - 5600
16
299 - 478
199 - 398
2900 - 4900
Material
Drill diameter
Cooling
3)
2
3
4
5
6
7
8
9
10
Steel, unalloyed,
up to 600 N/mm
2
n
1) 5600
3550
2800
2240
2000
1600
1400
1250
1120
E
f
2) 0.04
0.063
0.08
0.10
0.125
0.125
0.16
0.16
0.20
Structural steel, alloyed,
quenched and subsequently
drawn, up to 900N/mm
2
n
1) 3150
2000
1600
1250
1000
900
800
710
630
E/oil
f
2) 0.032 0.05
0.063
0.08
0.10
0.10
0.125
0.125
0.16