nged alternately so that raw material can go through the whole dryer continuously. Dried product will dro from the lowest layer of hot plate to the bottom layer of the chamber body, and will be moved by rakes to discharging port. The moisture will be removed from the moisture discharging port on top of chamber, or sucked out by vacuum pump (only for vacuum type hot plate dryer).?The dryer support using hot water, steam or thermal oil as heating resource. It also support using chilling water for