... )Flexible Size supported 3)OEM Mould design 4)Extruded LED Exit Signs Aluminum Exit SignsMaterial: Alluminum Alloy: 1x,2x, 3x, 4x, 5x, 6x, 7x ... , Shearing, Insulation, Platic forming, Hydroforming Application: 1.Emergency Exit sign showing 2.Fire passage sign instruction 3.Luxury Hotel passage instruction Aluminum Exit Signs