The function of the sound absorption cotton of the speaker of Pacific Auto Network is to prevent mixing, absorb the sound waves radiated by the speaker, and prevent the sound waves from being refracted and reflected endlessly, thus ensuring that the sound confusion and ambiguity caused by sound wave refraction and reflection will not happen again.

Is the effect of sound-absorbing cotton on the ceiling published on May 29, 222 good? Label: ceiling, good, effective, sound-absorbing cotton The questioner adopted Jenny's favorite food and published it five days ago. The effect of sound-absorbing cotton on the ceiling mainly depends on the materials and effects you installed. If the master worker carefully installs it, the effect will be good. Other answers are published on May 3, 222. Hello, Little Fish Man. Sound-absorbing cotton is made of environmentally-friendly resin fiber through special process. The biggest difference between it and traditional sound-absorbing materials is that it is environmentally friendly and harmless, and the product has no odor, and its sound-absorbing effect is good. It is the best choice for sound-absorbing materials in noise control projects. There is an essential difference between sound-absorbing materials and sound-insulating materials. It is fluffy, and its perforated and breathable design makes it have good sound-absorbing performance. Sound-absorbing materials are widely used in construction projects, mainly to reduce indoor reverberation time and eliminate the noise reflected back and forth, so as to achieve the effect of reducing noise. At present, the sound-absorbing materials used in the market are all rock wool and glass wool, which are carcinogenic, very environmentally unfriendly and unhealthy.

Hapi Xiaonuan, published on May 29th, 222, has a certain effect, but it can't be completely isolated, and the sound will be transmitted to the wall through the floor. The price of sound insulation cotton is not expensive, but the wages of workers are not cheap, and the construction is not difficult. However, attention should be paid to fire prevention and sealing degree. Poor sealing is basically ineffective.

Is the effect of ceiling sound-absorbing cotton good? Extended Q&A Is it enough to make ceiling sound-absorbing cotton only because the music downstairs is too loud? Sound-absorbing cotton is used to reduce the reverberation in the room, and it won't make the sound smaller. What kind of sound-insulating sound-absorbing cotton is needed for KTV? What kinds of sound-absorbing cotton have the best attraction? It is a porous light-density material, including sponge, mineral wool, organic and inorganic. According to the fire prevention, the sound-absorbing cotton can be classified into Class A fire prevention, Class B fire prevention, Class B1 fire prevention and no fire prevention. According to the shape and materials, there are egg cotton, mineral cotton and glass fiber. There is no such thing as sound-absorbing effect. All kinds of sound-absorbing cotton have their own characteristics. In some places, it is necessary to absorb high notes, so the sound-absorbing cotton with the best high notes has the best effect. In some places, it is necessary to absorb intermediate frequencies, so the sound-absorbing cotton with intermediate frequencies has the best effect. In some places, it is necessary to average, so the sound-absorbing average effect is the best. The cheapest thing is egg cotton, which is not fireproof and light, but is actually sponge. It should be the cheapest thing, but it should be cheaper, and that is sponge whose surface is not concave and convex. You get what you pay for, and it's the same everywhere. If the effect is good and cheap, it depends on the occasion of use. According to the situation of scene 1, the sound-absorbing cotton with good and cheap effect may be mineral wool, while according to the situation of scene 2, the sound-absorbing cotton with good and cheap effect may become glass fiber, depending on whose bedroom is equipped with sound-absorbing cotton. If you want to sound insulation, it is not enough to just use sound-absorbing cotton. If you have a piano or other musical instruments at home to improve the sound quality, you can use sound-absorbing cotton. It is recommended to use polyester fiber sound-absorbing cotton, which is more environmentally friendly. The sound-insulating materials are: sound insulation board and sound insulation felt.

(Photo/Text/Photo: Pacific Auto Network Q&A Calling Animals)