Hole Patterns including: Round; Rectangular hole; Square; Triangle; Diamond; Hexagonal; Cross; Slotted; and other patterns according to your drawings or application requirement. United can offer perforated metal with various patterns mainly standard perforated patterns and decorative patterns. Specification: (1)Cold rolled steel sheet Thichness:0.2mm-1mm Length:1m-20m Hole Diameter:0.8mm-10mm (2)Plate Thickness:0.3mm-10mm Size:??1.5??3m Hole Diameter:0.8mm-100mm The specification only for reference, it can be done according to the requests of the customers. Materials: Low carbon steel plate, stainless steel plate, aluminium plate, Al-Mg alloy plate. Weaving and characteristics: It is punched to meshes, winding-resisting, Ageing-resisting, corrosionresising, the top of meshes is smooth, it is strong and durable. Usage: Used in filter of automobiles internal-combustion engine, sieving of mine, medicine, grain, sound insulation of room, ventilate of grain depot, etc. Uses: Insulating the sound in the municipal facilities, such as highway and railroad, the material of the ceiling and wall to absorb the sound, good shelves in the market, decorative exhibiting and selling platform, ventilate of grain depot.