The equipment is mainly composed of a heating chamber, an evaporation chamber, a condenser, a separator, etc., which can be used for the process needs of liquid evaporation and concentration in the Chinese and Western medicine, light chemical industry and other industries, and can be resistant to corrosion by some organic solvents. It has the advantages of no pollution, high efficiency, and convenient operation. The cylinder body is made of 06Cr19Ni10, and the inner mirror is polished and the outer surface is matted. The welding seam is polished and smooth, and the insulation material is rock wool