Fused Quartz (Silica) Powder
1st grade: SiO2: 99.9% min; Fe2O3: 30ppm Max. 4-2000mesh as per buyer's spec.
2nd grade: SiO2: 99.8% min; Fe2O3: 60ppm Max. 4-2000mesh as per buyer's spec.
3rd grade: SiO2: 99.7% min; Fe2O3: 100ppm Max. 4-2000mesh as per buyer's spec.
4rd grade SiO2: 99.5-99.6% min; Fe2O3: 150-300ppm Max.4-2000mesh as per buyer's spec.
1st grade: SiO2: 99.9% min; Fe2O3: 30ppm Max. 4-2000mesh as per buyer's spec.
2nd grade: SiO2: 99.8% min; Fe2O3: 60ppm Max. 4-2000mesh as per buyer's spec.
3rd grade: SiO2: 99.7% min; Fe2O3: 100ppm Max. 4-2000mesh as per buyer's spec.
4rd grade SiO2: 99.5-99.6% min; Fe2O3: 150-300ppm Max.4-2000mesh as per buyer's spec.
Main Products
Silica sands(quartz sands) Natural crystal powder Fused quartz ingon