high quality, low price, good anticorrosion aluminium profile1.Alloy: 6063, 6005, 60612.Temper: T5/T63.Colors: silvery white, bronze-colored, champagne, black, and others4.Surface treatment: AnodizingElectrophoresisPowder coatingPVDF coatingwood grain paintingMill finishing5. we have 16 extrusion lines, 15 surface treatment lines6. the biggest extrusion machine 1650 ton.7. thermal break profile ...