The aluminum gutter roll adopts 1000 series of pure aluminum, 3000 series of aluminum-manganese alloy, and 5000 series of aluminum-magnesium alloy. The thickness of aluminum gutter coil is divided into 0.6mm, 0.7mm, 0.8mm, 0.9mm, 1.0mm, 1.1mm, 1.2mm, 1.5mm, etc. The electrostatic powder spray paint process provides high-quality protection and decorative effects of aluminum gutters. The magnesium and silicon contained in aluminum …