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Acoustic Materials Glass Wool Blanket Environmental Protection
Introduction
Formaldehyde-free glass wool belongs to a category of glass fiber, is a kind of man-made inorganic fibers.Glass wool is the molten glass fibrosis, forming wool material, chemical composition is glass, is a kind of inorganic fiber, has good shape, small volume density, low thermal conductivity, excelle thermal insulation and sound-absorbing performance, corrosion resistance, stable chemical performance do not contain any formaldehyde, no harm to human health, is a new kind of environmental protection heat preservation and heat insulation material.
The Usage of Glass Wool
Glass wool was used for building materials , and steel structure insulation.
Item | Unit | Index | Measured value | Remarks |
bulk density | kg/m3 | 24-100 | 24-100 | GB/T 13350-2000 |
average diameter of fibers | m | < 8.0 | 4.0-6.0 | GB/T 13350-2000 |
moisture resistivity | % | > 98 | > 98.5 | JISA9512-2000 |
thermal conductivity | W/m.k | 0.049-0.042 | 0.045-0.032 | GB/T 13350-2000 |
incombustibility | | incombustible | up to standard (Grade A) | GB/T 13350-2000 |
sound absorption coefficient | | | 1.03product reverberation positioning 24kg/m3 2000HZ | GB/J47-83 |
Max. working temperature | | 400 | 410 | GB/T 13350-2000 |