Coating the product with a high degree of conductivity on the motor, especially for spot welding (weld to be processed may have attractive appearance and does not fall off the long-term rust). Containing *9.5% pure aluminum, aluminum steel surface can the formation of a long-term double cathodic protection film to protect all metal, since the sealing epoxy resin and bonding of aluminum metal surface coating agents can completely block moisture corrode the metal surface. available as a corrosion primer, quick-drying just *5 minutes, economical and practical directly on the coating surface contact welding. could replace hot-dip aluminum, aluminum processing directly on the spot. non-toxic and can be used in food processing plants and ...