... FACTORY 2.CE,SGS,AS/NZ Certificate 3.Acoustic,soundproof Fiber glass wool insulation Manufacture Output: 3,000tons to 20,000tons ... /yearly. Raw materials: broken glass, silica sand, soda ashes. Power: 380V, ... measured figureRemarksVolume weightkg/m 310-9610-96GB/T 13350-2000Average fiber diameterμ m< 8.04.0-6.0GB/T13350-2000Hydrophobic%> 98 ...