... 3. Screw Feeding Device Introduction of Rotary Drum Dryer With High Quality:Dryer also named as Drying Machine and Rotary Dryer. ... The Rotary Drum Dryer has the advantages of reasonable structure, excellent manufacture, high output, low energy consumption, convenient operation and ... .Application of Rotary Drum Dryer:Rotary Drum Dryer is used to dry slag, clay, limestone; Rotary Drum Dryer is mainly ...