Industrial Grade High Purity Quartz Sand Silica Powder Glass Furnace Refractory Special Silicon Dioxide Raw Material 99.6% SiO2

Al2O3 Content (%)

0.03

CaO Content (%)

1ppm~5ppm

Fe2O3 Content (%)

0.001

MgO Content (%)

<0.04%

P2O5 Content (%)

0.0002%

SiO2 Content (%)

99.6