Polyurethane dewatering screen - specially for dewatering Polyurethane dewatering screen is a type of screens made of steel frame and polyurethane surface. This structure ensure the high tensile strength and much better wear resistance than the woven vibrating screen mesh and perforated vibrating screen nesh. A piece of yellow polyurethane dewatering screen on the white background. Polyurethane dewatering screen is mainly used for dewatering of sand and gravel Polyurethane dewatering screen is also called polyurethane slot screen because of the narrow slot openings. The narrow slot opening is as fine as 0.1mm, which makes the screen have high efficiency and accurate dewatering performance.