... years experiences 4.short drying The introduction of rotary dryer:Drum drier is a drying device, widely used in mining ... be divided into two categories,direct and indirect heat transfer drum dryers.The main internal structure of rotary dryer:In ... the High temperature drying, disinfection, decomposition.2.Drying product3.Rotary Drum dryer has a high degree of mechanization, large production capacity ...