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Position：Fused Silica Powder

99.8% Purity 20um Fused Silica Powder, Amorphous Silicon Dioxide, B Grade

Product Parameter：
SiO2: 99.8% Size: D50: 20um
Fe2O3: < 100ppm Al2O3: < 500ppm
K2O: < 80ppm Na2O: < 80ppm
MgO: < 80ppm CaO: < 80ppm
High Light:

amorphous silicon dioxide, 

 

amorphous quartz

Product Description：

Fused Silica Material

 

Products category:

High purity fused silica block, high purity fused silica sand, high purity fused silica powder.

Purity fused silica block, purity fused silica sand, purity fused silica powder.

 

Fused Silica Powder 

Size(D50): 2um; 12um; 15um; 20um; 25um; 50um

ITEM SiO2 Fe2O3 Al2O3 K2O Na2O MgO CaO
A Grade 99.9% - 99.99% < 100ppm < 500ppm < 50ppm < 50ppm < 50ppm < 50ppm
B Grade 99.8% min < 100ppm < 500ppm < 80ppm < 80ppm < 80ppm < 80ppm

Above specification are for common uses,and can be adjusted upon user’s request.

 


Parameters Table：

Application：

Applications:

Mainly used in the fields such as solar crucibles for mc-Si cast ingots, electronics, semi-conductors, aerospace industry, quartz glass ceramic rollers, precision casting (as substitute of zircon sand and zircon powder for a 50 % cost reduction,) and high-grade fire-retardant materials.