Cobalt Blue: It is a blue pigment with bright and pure color, saturated hue and red light. It has excellent hiding power, tinting power, dispersion, light resistance, weather resistance, acid and alkali resistance, chemical resistance, etc. With infrared reflection function, it can be used in military anti-counterfeiting coatings, roof insulation coatings or materials and coil coatings, high-temperature coatings, engineering plastics and other fields.