CJMHC1300/1600 formation production line plays a role of surface cleaning aluminum coil. After rolling aluminum coil surface, lubricant, grease and retained anti oxidation of silicon, magnesium, iron, copper and other impurities. The line adopts the international leading technology without chromium agent, on the surface of aluminum, chemical treatment on the formation of microporous, paint and aluminum can tightly combine together, have good adhesion, the line completely meets the requirements of national environmental protection, to the environment without pollution.