... aluminum coil and aluminum sheet.1) Alloy : 1,3,5 series(1050 ,1060,1070,1100,3003,3004,3105,)5052,5083,6061,6063, ... widely used for traffic signs and cabinets,aluminum and plastic composite board,aluminum and plastic pipe,and bottle/tank cap ... board/aluminum curtain board,ceiling board/special-shaped ceiling board,aluminium sheets for cable channel, electrical manufacture,etc. 6061 Aluminum sheet