... life,which have been widely used of the drying industry.3: the sphere of application First, ... starch residue,corn residue,soybean residue,such as drying. Third,from drum-type drier of the ... of heating. Fourth,from the drying temperature,it is between 60"c and 600"c,in principle ... ,the higher the temperature,the higher the evaporation intensitythe advantage of drum dryer1: drying ...