High Quality Coal Dryer from Henan Zhengya 1.ISO9001:2000 2.large capacity 3.Energy ... the coal dryer Rotary Coal Dryer can dry many kinds of materials which contain moisture, such as coal, coal slurry, slag, industrial waste ... , and clay stone. They are widely used in building materials, metallurgy, and chemical industry.Rotary Drum Dryer mainly consists ...