... many industries such as foodstuff, p 1, Outline HG Series Roller Scraper Dryer, which is widely applied to drying process of ... performance. 2, Work Principle The liquid or muddy materials travel through the surface of the roller heated by water steam or ... film by drying repeatedly. 3, Introduction on the structure HG Series Roller Scraper Dryer consists of roller, motor support, feeding device(bottom ...