rotary drum dryer can dry organic power,wine tank,corn residue,soybean residue,chemical products,fertilizer etc. ... rotary drum dryer can dry organic power,wine tank,corn residue,soybean residue,chemical products,fertilizer etc. Principle ... , building materials, chemical products, fertilizer, organic power, fodder, wine tank, starch residue, corn residue, soybean residue, such as drying. ...