perforated plate ISO9001 diameter:0.2-20mm thickness:0.2-10mm Round,Rectangular hole,Square,Triangle,Diamond, Hexagon Perforated plate Sizes: Opening diameter from 0.2mm to 20mm, thickness from 0.2mm to 10mmMaterials: stainless steel wire, iron plate, copper plate, aluminum plate Used: widely used in the core of filter, medicine, filtering, breeding, battery, mechanical protecting, making the ...