Stainless Steel Perforated Metal Sheets Thickness :0.3mm~10mm Hole diameter:1mm~6mm Open areas:0.3%~63% Materail:stainless steel board, aluminum board, cold and hot steel board,copperplate and fiberboard, plastic board and so on.Uses:be used to civil construction, mechanical device protection, handicraft manufacture, upscale sound heartcover,grain ventilates.It also can be used in architectural, ...