| 1. | It has noncombustible , non - toxic , corrosion resistance , bulk density of small , low thermal conductivity , chemical stability strong , and low moisture absorption rate , hydrophobic good , and many other advantages , is recognized superior insulating properties , thermal insulation , sound - absorbing materials with a wide range of purposes
它具有不燃、无毒、耐腐蚀、容重小、导热系数低、化学稳定性强、吸湿率低、憎水性好等诸多优点，是目前公认性能优越的保温、隔热、吸音材料，具有十分广泛的用途。 |
