type
direct heating
direct heating clockwise
heat directly
complex heat
kinds of raw material
ore
vesicant
slag of blast fumace
slag of fumace
phosporus fertilizer
coal
amount be treatedKg/h
1000
466
15000
20000
5000
primary moisture %
30
13
6
1.5
6.5
final moisture %
15
0.3
1
0.1
average diameter mm
0.05
4.7
0.5-1.7
5
bulk density Kg/m3
770
800
1890
1100
750
amount of Kg/h
39000
5400
10750
9800
16000
temperature ℃
600
165
500
180
570
material outlet ℃
42
100
70
75
way of heating
gas
steam of electric
heavy oil
coal fuel
loading efficiency %
6.3
7
7.5
18
revoluting r.pm
4
3.5
3
2
gradient m/m
0.04
0.005
0.03
0.043
quantity of stirring-up rake
12
24
outer of8 inner of16
6 12
diameter of drier m
2.0
outer of2 inner of0.84
inner of2.4 outer of0.95
length of drier m
20
17
10
16
driving power Kw
22
11