perforated metal sheet Materials: Perforated metal can be made from a variety of stainless steel, carbon steel, galvanized and aluminum. Specifications of Perforated Metal: Thickness of perforated sheet: From 0.5mm to 25 mm The min. Hole of perforated metal: 1mm The standard size of sheet: 1000mm*2000mm 4'*8'and 4'*10' Applications: Perforated mental mesh is widely used for environmental protective screen of noise abatement of municipal facilities of traffic, such as expressway, railway, subway which are passing through the cities; Wall of the building, generator room, factory workshop and other acoustical boards for reducing the noise. This kind of Perforated mental can be used in the ceiling of the building, the acoustical material of the wallboard, it also can be used in the exquisite ornament punching board of the building stair, balcony, environmental protection desk or chair. It's widely used in protective cover of mechanical equipment; The mesh cover of magnificent audio amplifiers; The grinding sieve, mine sieve of grain, feed and mine; Stainless steel fruit basket, food cover fruit plate for cooking apparatus; And also shelve mesh for market, decorating exhibition platform, ventilating mesh for grain depot, lawn Infiltration mesh for pitch, etc.