Street Address: A1105 Room 8 Building Nanyang Commerce Plaza, Wujin, Changzhou
City: Changzhou
Province: Jiangsu
Country/Region: China
DAEWOO
shaped products 20-25 days Specifications 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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