Fused Silica

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Fused Silica
Posting date : Aug 10, 2008
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Free Member Scince May 29, 2008
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27-
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Detailed Description
Its amorphous fused silica. We take quality quartz stone as raw material and fused them in the high temperature electrical furnace. Then they were processed into lump, sand, powder, micro-fine powder. They have high purity of SiO2 and good transparency. Yearly production capacity is 5000 tons. Application Refractory material, steelmaking furnace material, quartzceramic and firebrick material, precision casting, die casting, amorphous micro-fine fused silica powder material, electronic-chemical material. 1. Physical property Melting point:1700℃ Specific gravity: 2.2g/cm2 Mohs Hardness:6.5 2. Specification (1) Grain size:50-10mm, 10-5mm, 5-2mm, (2) SiO2>99.90% Transparency (3)Chemical analysis Element Fe Al Ca Mg Ti Li Na K Cu B Mn Co NI PPm 12 50 6 5 8 0.9 3.8 3.5 0.1 0.1 0.2 0.1 0.02 3. Packing Plastic woven bag, 25kg/bag, outside with ton bag.塑料 5. Chemical requirements, particle distribution and packing can be made on request.

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