Auto insulation sound deadening

Auto insulation sound deadening

Automotive Sound Absorbing Material Survey SAE InternationalRecently a sound absorption study was undertaken involving a wide range of samples of common automotive materials from ten different manufacturersThe study included 128 porous absorbers of varying thicknesses and material types cotton blends microfibers etcThis paper presents the results of that It was found that no single material outperformed all the others rather metrics such as specific air flow resistance were more import Source: Auto insulation sound deadening
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