二氧化硅含量 99%,熔点 1750℃,莫氏硬度7,密度2.65g/cm3,普通石英砂,高纯石英砂,精制石英砂。
规格0.5-1mm,1-2mm,2-4mm,8-16mm,16-32mm,4-6目,6-10目,10-20目,20-40目,40-80目,80-100目,100-120目,325目,600目
硅99.95%,铝0.006%,铁0.0053%,镁0.0012%,钙0.009%,钾0.0069%,白度96
硅99.26%,铝0.14%,铁0.26%,钠0.13%
硅99.2%,铝0.37%,铁0.316%
硅99.5%,铁0.05%
40-140目,铁100ppm
4N高纯石英砂,70-140目,硅99.991%,白度93