Sep 16, 2019 · Diameter. 405mm, 505mm. Coil weight. 2.5 to 3.0 tons per coil. Our product is coated with high-performance fluorocarbon, polyester, polyurethane and epoxy coating, and is widely used for roofs, facade cladding, ceilings, aluminum curtains, composite panels, pipe wrap, advertisement plates, instrument panels, and other uses.