The lean concentrate and tailings obtained from the ore dressing , the ratio of the amount of water obtained after concentration by the thickener to the water content in the raw material is called the return water rate. If the obtained water is not drowning, it is called the dehydration rate. The return water rate of the thickener is calculated as follows:
Where η——concentrator return rate, %;
WB——the amount of water that the concentrator takes off, tons;
WO——the amount of water fed into the concentrator, tons;
GO - the amount of pulp fed into the concentrator, tons;
RO——concentration of the concentrate to the mine, %.
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