feature Sound-absorbing effect is good,
function FR,Rohs,svhc
Uses Noise reduction
Industry Standard GB,BS-5852 or TB117
when the sound waves incident into it, it can cause gaps in the air vibration; the viscous drag due to air friction and pore walls, so that a considerable part of the sound energy into heat energy has been consumed. | ||
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Size | Demand Quantity | Materials and density (weight per cubic meter) |
Drawings | Material Details | Useage and product color and packaging requirements |