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International Journal of Rotating Machinery
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International Journal of Rotating Machinery
/
2011
/
Article
/
Tab 8
/
Research Article
Air Pressure-Assisted Centrifugal Dewatering of Concentrated Fine Sulfide Particles
Table 8
Effects of
-force and air pressure on the dewatering of galena sample (−75
μ
m) at 2,000
-force and 1.5 cm cake thickness.
Spin time
(sec.)
Cake moisture (%)
air pressure (kPa)
None
50
100
200
300
0
18.0
18.0
18.0
18.0
18.0
30
12.0
8.6
6.7
4.6
4.3
60
12.0
8.2
6.2
4.1
3.6
90
11.8
7.7
5.9
3.5
3.2
120
11.7
7.4
5.8
3.1
2.3