Yao Di Anping Wire Mesh Products Co., Ltd. specializes in producing perforated noise barriers are made of galvanized plate (aluminum) into a small hole punch, sound board surface electrostatic spray, the inner core is composed of fiberglass, then by H-beam to column composed of noise walls. Piercing sound barrier used as a sound-absorbing member in the surface layer of the road traffic noise barriers, urban rail noise barriers, noise barriers and other high-speed rail project sound barrier, can be ordered with different specifications according to the customer's demand for metal micro-perforated acoustic panels. 

keywords: Piercing sound barrier, sound barrier round hole perforated metal plate perforated sound barrier,