陕西白河地区长期供应石英原矿,硅≥99%,铁铝双零,磨砂瓷白料白度90左右,部分黄皮,少量有云母,可做A级板材砂,优质炼硅料可烧制白度≥95陶料
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