納米級玻璃粉,白度≥95,PH值7,平均粒徑0.7-70μm,透光率≥97.6,比 重1.8-2.1/cm,吸油量14±2.5g/100g,莫氏硬度7.8,水份≤0.18%,雜質≤0.27%,低溫熔融玻璃粉的目數一般為1500目-3000目,平均粒徑5~13微米
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