石英石原礦,白度95.3,硅99.27%,鐵0.042%,其他看圖和檢測報告
硅>98%,鐵0.02%
半透精砂#板材砂#濾料#填充料8-16 16-26 26-40 40-70 70-120
硅>97%
硅99.86%,鋁0.03%,鐵0.003%
硅99.886%,未酸洗,只做了磁選,未烘干
硅99.50%,鐵0.019%,燒白96.6