High Purity Fused Silica SiO2 99.9% Min

Our Fused Silica made from silica sand. 1.SiO2: 99.9Min 2.All sizes are available 3.Competitive price 4.Professional support

Fused Silica is manufactured from silica sand, through high temperature fusion, cooling, smash and selecting. The powder is produced using fused silica lump as material, it is white powder of high purity and amorphous, with the quality of low linear expansion coefficient, low stress and low radioactivity.

Chemical Composition (%)

SiO2	≥99.9
Fe2O3	≤15ppm
Li2O	≤1.0ppm
Al2O3	≤25ppm
K2O	≤20ppm
Na2O	≤11ppm

Size Available

0-1mm,1-2mm,1-3mm,3-5mm,2-5mm,5-10mm,10-50mm;

4/6, 6/16, 16/30, 30/60, 60/120, 100mesh, 200mesh, 325mesh;

*Micro powder is available as required.

Applications:

1. Used in precision casting;

2. Refractory;

3. Optical glass manufacturing;

4. Grinding wheel abrasives;

5. Plastic seal;

6. Epoxy resin;

7.Quartz rubber;

8. Pouring. 

High Purity Fused Silica SiO2 99.9% Min