Performated metal Material:Low -carbon steel plate,stainless steel plate, aluminum plate Specification: Having round hole, square hole, slot hole, ellipse hole, ellipse hole, plum blossom hole, hexangular hole and so on. Mesh diameter: 0.1mm---100mm; Thickness: 0.1mm---25mm; Width X length: 1000mm X 2000mm, 1250mm X 2500mm, 1000mm X N. Characteristic: It is not easy to distort and anti- aging. The hole arrangement pattern and shape multiplicity. The surface is smooth. Life-span is long. Purpose: Used in the automobile combustion for filtering, the mine, the medicine, the building decoration, sound-insulated in room, the storage grain ventilates and so on