1.Hot Chicken Dung Rotary Dryer: 2.Passed ISO; 3.Continuous working; 4.Lower energy consumption; 5.Easy installation and use Chicken Dung Rotary Dryer, Animal Waste Drying Equipment Contact: 0086 135265787891. Description of Chicken Dung Rotary Dryer, Animal Waste Drying Equipment:Rotary Gypsum drum druer also named ZDSG interval drum gypsum powder wok-machine. It is mainly made up of steel ...