... animals slaughtered contents, coal slime, bentonite, etc. It is for resource development and good environmental protection equipment. 2. Features of rotary ... vibrating feeder, heating furnace, drying device, and air intake and air outlet device, and more. The vibrating feeder enables materials to ... of heating. Fourth,from the drying temperature,it is between 60"c and 600"c,in principle,the higher the ...