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Position：Fused Silica Grain

97.5% Purity 3-5mm Fused Silica Grain , Amorphous Silicon Dioxide，C Grade

97.5% Purity 3-5mm Fused Silica Grain , Amorphous Silicon Dioxide，C Grade
Product Parameter：
SiO2: > 97.5% Size: 1-3mm
Fe2O3: < 500ppm Al2O3: < 1000ppm
K2O: < 500ppm Na2O: < 500ppm
MgO: < 500ppm CaO: < 80ppm
High Light:

amorphous silicon dioxide, 

 

fused 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 Grain

Size: 3-5mm; 1-3mm; 0-1mm; 2-3mm; 1-2mm; 0.5-1mm; 0.2-0.5mm; 0-0.2mm

ITEM SiO2 Fe2O3 Al2O3 K2O Na2O MgO CaO
A Grade 99.95% - 99.99% < 50ppm < 200ppm < 50ppm < 50ppm < 50ppm < 50ppm
B Grade 99.8% min < 100ppm < 300ppm < 80ppm < 80ppm < 80ppm < 80ppm
C Grade 97.5% min < 500ppm < 1000ppm < 500ppm < 500ppm < 500ppm < 500ppm

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.