It is suitable for medicine chemical industry to extract alcohol sediment. It is also called"methanol sediment". It is mainly used to freeze the fried and condensed Chinese medicine liquid or to operate sediment under the standard temperature. It is also used in operation of extracting sediment to make the solid and liquid separated to improve the purity and clarification. This equipment is composed of elliptic roll, stirring system and micro-adjustable turning liquid pipe. The parts contacting with the material are made of stainless steel.