The ore beneficiation process is a hand-selective-heavy medium selection-flotation process (below). The production parameters of the whole process and the flotation conditions used are listed in Tables 1 and 2.
Table 1 Sinan processing plant production targets instance mine /%
Sorting operation | Operating rate | Ore grade | Concentrated concentrate grade | Tailings grade | Recovery rate |
Hand selection | 33.3 | 2.25 | 7.8 | 0.12 | 95.95 |
Heavy medium | 6.6 | 1.58 | 2.65 | 0.18 | 95.11 |
Flotation | 60.1 | 3.19 | 47.58 | 0.21 | 93.97 |
Total or average | 100.0 | 2.68 | 19.44 | 0.18 | 94.11 |
Table 2 Flotation conditions of tin mine south selection plant
Required pulp PH | Flotation drug formulation /g·t -1 | |||||
Ding Huang Yao | B nitrogen | Shale oil | Lead nitrate | Pine oil | Coal oil | |
Natural PH | 100 | 70 | 288 | 147 | 119 | 65 |
Figure Tin Mine Mine Yanan South Plantation Flowchart
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