the 2sk water ring vacuum pump is widely used in industries such as chemical machinery, light industry, medicine, and food to extract air or other gases that are insoluble in water, do not contain solid particles, and are non corrosive, in order to form a certain degree of vacuum in closed systems. commonly used in processes such as vacuum evaporation, vacuum concentration, vacuum drying, vacuum filtration, and vacuum feeding. this series of pumps has the characteristics of compact structure, reliable use, easy installation and disassembly, and simple maintenance.