Anping Tenglu metal Wire Mesh Co.LTD Perforated Sheet and perforated plate Perforated plate is manufactured by cold punching sheets of metal with an arrangement of holes of any shape and size in various patterns. There is a large variety of perforated sheet and we only stock the more popular specifications although others are available to special order. Perforated sheets and plates are used in a vast number of industries for sorting and screening any material from sugar and spice to sand and gravel. They are used extensively in heating and ventilating installations where they combine the practical with the ornamental. The standard solution for framing (perforated) plate, expanded metal, and some types of wire mesh. The depth of the frame profiles means that the material being framed does not need to be cut exactly. Can be welded to avoid clappering. Material: Steel, galvanized steel, stainless steel, aluminum. Material Thickness: To choice approx 1 - 1,5mm for steel and approx 1 - 2mm for aluminum, depending on the size of the opening.