Specifications
Chemical Composition:SiO2: 99.85%
Al2O3: 800ppm Max
Fe2O3: 80ppm Max
Fused Silica
Fused Silica is made of high purity Chinese crystal Silica by electrically fusing (fusing temperature 1800-2000 degrees centigrade) to amorphous Silicon dioxide, then by alumina ball mill grinding, unique air classifying, screening, magnetic and other impurity seperating techonology, designed for EMC and other electrical application.
Special features:
Very low coefficient of thermal expansion
Excellent conductivity and Electrical property
Pure(high SiO2 content, low Fe, Na, K & Ti)
High Whiteness
High Hardness, good wearable
Chemical Composition:
SiO2: 99.85%
Al2O3: 800ppm Max
Fe2O3: 80ppm Max
Physical Properties:
Specific Gravity: 2.2 Hardness(Mohs): 6.0
pH: 6.5-8 Whiteness: 96 MIn. Lgniting Loss: 0.1%Max.
Size Available:
(1) QMin-F/S-E200 d50: 20Micron +/-1
(2) QMin-F/S-E325 d50: 15Micron +/-1
(3) QMin-F/S-E600 d50: 9Micron +/-1
(4) QMin-F/S-E800 d50: 6Micron +/-1
Remark: The particle size can also be produced as customer's special requirement.