... 3 simple equipment Paddle dryer (cooler) is widely used for the drying or cooling of slurry-like, powder, particles, ... vinegar dreg, apple dreg, orange peel, bean dreg, fish powder, feed additive, bio-sludge Foodstuffstarch, coco bean, niblet, salt, denaturated starch, ... , Calcium carbonate, tricalcium phosphate Cool-medium can be used for cooling, such as sodium carbonate, nylon salt, phosphate salt ...