... , etc, and the outer is made of carbon-coated aluminum alloy plate, Al-Zn coated steel and other metal of high weathering panels ... different patterns. The patterns are as followings: brick pattern, shells coated grain, water ripple, wood, gravel, small stone, marble, etc. which ... -color, long life BAOJUN board’s outer is made of aluminum plate, galvanized steel and other metal panels, and the surface ...