- 商品名称：Polyester fiber sound-absorbing cotton for acoustic absorption
- 店铺：Jingfei Mall
- 上架时间：2018-04-20 16:31:28
Polyester fiber cotton is made by 100% polyester fiber as raw material,after hot pressing processing made.It is a new developed new products and new generaion of new efficient sound-absorbing material which fully replace glass fiber,rock wool sponge which harmful materials,now many countries are strongly advocated to use the Eco-friendly materials.
Acoustic absorption theory:
There are amounts of micro connected pores in the materials ,and through the pores acoustic waves go deep into the materials and convert the acoustic energy to heat energy.
Cotton installation method:
Wall ceiling sound-absorbing construction
Cleaned the wall ,installation of the keel,cut fiber cotton into the shape of you need,fill in the keel,and seal on a layer of sound-absorbing material,according to individual hobby can seal a layer of sound absorption material(the material depends on your requirements)