This expansion is due to the presence of two to six percent combined water in the crude perliterock.
这种膨胀的原因之一是存在的五点五十八百分之结合水原油珍珠岩岩石。
2
Such as slag, water slag, expanded vermiculite, mineral wool, rock wool, expanded perlite, rice husk and wood chips, it should not be used in both vibration and retaining structure.
如炉渣、水渣、膨胀蛭石、矿物棉、岩棉、膨胀珍珠岩、木屑和稻壳等，它不宜用于受振动和围护结构上。
3
Our high quality perlite, which is naturally occurring siliceous rock, can be safely used in construction applications, horticultural applications and industrial applications.