It is used to remove the dust in sand. It aims at improving the quality of sand. The materials include the required gravel in building-site, gravel factories, hydropower station and concrete dam site, post and electric pole factory, casting-70 sand, glass factory’s quartz sand and refilling pressure sand.
It is widely used for cleaning materials in the following industries: quarry, minerals, building materials, transportation, chemical industry, water conservancy and hydropower, cement mixture station and so on.
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