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Sound insulation wall how to choose a special phenolic insulation board? _ langfang three friends of insulation materials co. , LTD
phenolic insulation board is now recognized as high quality building insulation materials, it is called & other; The king of the heat preservation & throughout; Phenolic foam foam, has good flame resistance, high temperature fire smoke quantity is low, do not produce drip, heat insulation and heat insulation, easy processing and good durability, waterproof, corrosion resistance, can be after recovery treatment can again use the advantages of developing very rapidly in recent years. Not only so, phenolic insulation board with gypsum board, keel of lightweight wall, also has the function of sound insulation of the wall blocking acoustic reflection between the cavity between gypsum board, keel, to enhance the role of the wall sound insulation effect. Therefore phenolic insulation board also can be used as a special sound insulation wall materials, is widely used.
so when choosing high quality sound insulation wall body, how to choose a special phenolic insulation board? First of all, the high quality special phenolic insulation board density set general to kg/m3, the density of the phenolic insulation board can ensure the strength of the material itself, at the same time, which has the best sound insulation effect. Secondly, the high quality special phenolic insulation board manual approach USES mostly cotton, through high temperature suppression and become, without adding much glue adhesion agent, so as to retain guarantee its fireproof performance. Finally, the high quality special phenolic insulation board adopts uniform slag ball and the ball size for the uniform distribution in the plate, improve the effect of sound insulation.