FRITSCH PULVERISETTE 13 classic line - Manual (Page 39)

11 Examples of grinding results
n Particle feed size 20 mm
n Feed quantity 1 kg
n Material sorted from hard to medium-hard
Grinding
stock
Grinding
duration
(min.)
Gap
adjust-
ment
(mm)
Particle feed size
analysis (µm)
90%< 50%<
Throughp
ut kg/h
Basalt 2,1
3,5 1,0
0,1
220
600
60
28
17
Clinker 1,5
10,0
1,0
0,1
220
800
60
36
6
Slate 1,4
2,2 1,0
0,1
250
1500
90
45
27
Hard coal 3,5
13,5
1,0
0,1
250
800
100 17
4
Coke 5,3
9,0 1,0
0,1
400
400
200 11
5
Lime-
stone
2,0
6,3 1,0
0,1 1000
210
420
100 30
10
Thomas
meal
(potash)
1,3
2,3 1,0
0,5 1000
350
350
150 45
26
Pumice
stone
1,7
5,0 1,0
0,1 1100
150
450
30
35
12
Examples of grinding results
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