... used for drying the chalk slags, coal powder, slags, clay and other materials in the building materials, metallurgy, chemical industry, ... plant for drying of limestone slag, coal powder, slag, clay stone. This dryer is formed of rotary body, lifting blade ... Hongji Mine Machinery Co.,Ltd is specialized in manufaturing Rotary Dryer and other big and medium drying equipment, sand making equipment. Hongji ...