... High effiency rotary dryer for the whole world rotary dryer's scope of using:1: chemical, mining,metallurgical and other ... , bagasse, grass charcoal, organic compound fertilizer, sludge, waste of aquatic products, wastes in the food factories, slaughterhouse waste, ... fertilizer, phosphate fertilizer ammonium sulfate.3: For the drying of the powder with special requirements and granular materials. Such ...