Application of Coatings to Continuous Webs

OATINC. OK THE deposition of liquid materials on a surface, is an ancient art. C Brushing, roller coating, spraying, screeding, transfer, and electrodeposition are all commonly used methods. If the surface moves and the coating head remains in a fixed position, tlie device is a coating or casting machine. When a mechanism for unwinding the substrate, a coating head, a drying or curing oven, and a rewinding device are put together with a coordinated drive system, the complete production unit is a coating line.