... quality Good after-sales service Hot sale bagasse rotary dryer from manufacturerRotary Drum Dryer 1.for drying mineral ore, sand, coal ... dryers for drying slag, limestone, coal powder, clay, sawdust, oil palm fiber, grass, river stone, poultry dung, ores, rock sand and ... materials into the rotary cylinder. Then water will be separated from the materials by hot air-flow and changed into vapour ...