... GB 5237-2008 3)high-quality aluminum extrusion profile for auto window frame 001-025 1)Alloy No.:6005,6060,6061 ... ,Flourocarbon Coating 7,PVDF Coating 8,Polish 4)Coating Colour:silver, bronze, champagne, black, blue, glod and so on. 5) ... profile, elevator guide rail profile, radiate heat profile, pipeline profile, auto window frames profile,window and door profile, decoration profile, mechanical ...