... dryer is a kind of highly efficient, stable and reliable heating drying equipment, dry materials of high moisture or strong stickness ... slime dryer special features: 1.By direct or indirect heating, the heating efficience can be up to 95%. 2.Rotating part rotates ... slowly, low abrasion wear. 3.Coal slime dryer has big heating area, smaller installation area. Coal Slime dryer working principle:After ...