Gangue is the solid waste in the process of coal mining & washing with the main component of alumina, silicon oxide, iron oxide, calcium oxide, magnesium oxide, sodium oxide, etc. The gangue emissions occupy 10%-15% of the total coal emissions.

1) when the equipment normal operation, often should observe sieve feed concentration, concentration control at about 40%, in order to improve the efficiency of classification. 2) because of the sieve classification efficiency is high, the dehydration performance is good, oversize volume concentration is high, the pulp illiquid chute, the flow on the screen should deserve…