Centrifugal spray dryer Chinese medicine extract spray is a device that can complete drying and granulation at the same time. According to the process requirements, the pressure, flow rate, and nozzle size of the material liquid pump can be adjusted to obtain the required spherical particles in a certain size ratio. Spray dryer is a kind of continuous atmospheric pressure dryer. Spray the liquid material into a mist using special equipment, and dry it by contacting it with hot air. Used for drying some heat sensitive liquids, suspensions, and viscous liquids, as well as for drying fuels, intermediates, soap powders, and inorganic salts. Generally, it includes electric blast drying oven, vacuum drying oven, high-speed centrifugal spray dryer and sterile spray dryer.