... .5mm (1). The steel we are using is EN102515DX51D which is the best in China. (2). The weight of Aluminium and Zinc of tiles per sq ... green, charcoal black, weathered timbr, grey, sapphire, etc. (5). The thickness of the tile is 0.4 mm or other types, it is ... -wighted, environment friendly and economical. (6). The surface of the tile covered by acrylic which can make the tiles dust-proof and not be ...