Roof Insulation Materials Comparison

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FAQ

nan
Glass fiber sound insulation cotton is difficult to use and destruction, due to weathering polluted the environment; it will be itching and allergic to skin if contact the skin; the long-term construction is harmful to the personal ; good water-absorbing quality, poor drainage, affecting sound absorption performance; no inorganic substance fiber, strong flame resistance and about 350 degrees deformation; good sound absorption performance; mild flavored.
nan
Wool felt volume: 1.2 X 1 X 0.5 = 0.6 cubic meters. The price of one wool felt: 1100 * 0.6= 660 yuan. Wool felt area: ?1.2 * 1 =1.2 m2. Price of one square meter wool felt : 660 / 1.2 =550 yuan
Glass fiber, glass wool, what is the difference
Glass wool is the fibrous glass fiber, the formation of cotton-like material, chemical composition of glass, is a kind of inorganic fiber. Has a good shape, small density, thermal conductivity, thermal insulation, sound-absorbing performance, corrosion resistance , Chemical stability.
Glass wool products can be used for insulation layer
Glass wool can be anti-aging effect is great
nan
Hastelloy alloy has made remarkable breakthrough in 1960s. Before that corrosion hinders the development need to weld the alloy solution treatment HAZ corrosion resistance can lower the number of devices produced by welding must be applied engineering problems to provide solutions HastelloyC-276 case http://www.jyx66 /
nan
It depends on the specific requirements, now glass wool is not allowed to use in areas with high fire rating and cold insulation requirements.
nan
, the general it is mineral wool.
nan
They are very good, but they also cause great pollution. Such problems as how to dispose of abandoned materials and excessive materials and how to recycle these materials are very difficult to deal with.