参数:如果你的订货量大于5kg请联系我们二氧化硅/氧化铝摩尔比:38形状:柱(粒状)尺寸:2×Φ15N孔隙体积:≥0.25ml/g体积密度:0.72公斤/升比表面积:≥250平方米/克抗压强度:≥98 N/cm2磨损: 1wt%孔径:~ 5AParameter:Please contact us for quote if your order quantity is larger than 5kg.SiO2/Al2O3 Molar Ratio:38Shape:Column (pelletized)Dimension:Φ2×2-10mmPore Volume:≥0.25ml/gBulk Density:~0.72 kg/lSpecific Surface Area:≥250m2/gCrushing Strength:≥98 N/cm2Attrition :1 wt.%Pore Size:~5A