Perforated Sheet wire mesh stainless steel Sieve, grinding thickness0.05-10. ... of sound insulation, noise can be used sound-absorbing board with the ceiling, wall of building acoustics meshes, suction loudspeaker meshesSound material ... materials, low carbon steel, aluminium magnesium alloy plates, copper, nickel, board, PVC, etc. Weave characteristics: stamping, outspread, Divided into: mesh, steel ...