Aluminum alloy perforated plate with a variety of aluminum alloy plate by mechanical perforation. Pass a round hole, square hole, round hole, square hole, triangle hole according to the needs of small hole combination. This is a new product that reduces noise and has a decorative effect. Plate material light, high temperature resistant, corrosion resistant, fire, moisture, shock, chemical stability good piercing in aluminum alloy, handsome in appearance, elegant color, three-dimensional sense of strong, good decorative effect and easy to assemble, for hotels, restaurants, theatres, studios and other public buildings and high-grade residential buildings to improve sound quality, and can also be used as noise reduction measures for all kings of workshop, civil air defense basement.

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