China Waterproof Railway Acoust Sound Absorb Noise Barrier Wall Polycarbon Sheet Sound Barriers, Find details about China Noise Barrier, Sound Barrier from Waterproof Railway Acoust Sound Absorb Noise Barrier Wall Polycarbon Sheet Sound Barriers
Specification of Sound Barriers | ||
Size | Height | 2000mm, 2500mm, 3000mm, 3500mm, 4000mm |
Post distance | 1000mm, 2000mm, 2500mm, 3000mm | |
Acoustical board | Material | Galvanized steel sheet, aluminum sheet Laminated glass, PC board, acrylic board |
Hole type | Louver hole, micropore | |
Size | 500 x 2000 x 80mm, 500 x 2000 x 100mm, 500 x 1200 x 120mm | |
Surface treatment | Powder coated, Fluorocarbon paint | |
Color | Green, blue, white, grey | |
Sound absorption material | Glass wool | 24kg/m3, 30kg/m3, 48kg/m3 |
Rock wool | 48kg/m3 | |
Package of glass wool | Glass fibre cloth, PET waterproof and high temperature resistant film | |
H post | Size | 100 x 100 x 6 x 8mm, 125 x 125 x 6.5 x 9mm, 150 x 150 x 7 x 10mm, 175 x 175 x 7.5 x 11mm |
Height | 2-6 meters, the most height can be 12 meters | |
Flange base | 250 x 250mm, 300 x 300mm, 350 x 350mm, 400 x 400mm, 500 x 500mmm Thickness: 12mm, 14mm, 20mm and so on | |
Material | Q235 | |
Surface treatment | Powder coated, Fluorocarbon paint | |
Color | Green, blue, white, grey | |
Installation accessories | Gusset plate, post cap, V shape clamp spring, self-tapping screw |
Specifications and technical parameters | |||
Size | Performance and testing project | Test Standards | Test Results |
Length: can be customized Height: 500mm Thickness: 80mm-140mm | Noise Reduction Coefficient | GBJ47-83 | NRC=0.84 |
Fire rating | GB/T13350-2000 | A Level (Noncombustible) | |
Insulation | GB/T13350-92 | ≤0.042VV(M.K) | |
Soundproofing | GB/T13350-2008 | ≥50db | |
Sound absorption coefficient | GB/T13350-2008 | >0.863 |