... an automobile engine, the computer CPU, vacuum tube is the solar water heater. Its performance lies on the coating technology, The three-target ... will not shed and aging. 2) Super anti-cold: Super-copper launches mirror, low reflectance, little heat loss ,good absorber results ... alkali proof above Grade 2. It can resist the hailstone with Diameter 25mm, resisting pressure 1MPa.4. Reducing the fouling on ...