pu concave sound-absorbing foam
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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Sound-absorbing foam | 吸音海绵内部充满细小空隙及半开孔结构能大量吸收射入的声波能量，对声波起到衰减作用，降低反射声的干扰和回响，提高声音的纯度；是降噪产品的高性能材料。 |
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pu concave sound-absorbing foam | 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 consi... |
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wave foam | 该材料有内外联通的孔隙和气泡，当声波入射到其中时，可引起空隙中空气振动；由于空气的粘滞阻力与孔壁摩擦，使相当一部分声能转化成热能而被消耗。 |
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pu sound-absorbing aluminum net foam | absorb a large number of incoming acoustic energy of the acoustic attenuation, reducing the interference and echo sound reflections ,improve the pu... |
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sound-absorbing material | 吸音海绵内部充满细小空隙及半开孔结构能大量吸收射入的声波能量，对声波起到衰减作用，降低反射声的干扰和回响，提高声音的纯度；是降噪产品的高性能材料。 |
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