>>>Fused Quartz

　　1．Fused quartz lump

　　Chemical analysis：SiO₂: 99.95%-99.9%;Fe₂O₃: 15ppM max;Li: 1.0ppM; Al₂O₃:25ppM max;K:9ppM max;Na: 11 ppM max;

　　Used in optical fiber,IC,optical lens,newly metallurgy fursnace liners, high grade ceramic products,medical utensils,special glass and products.

　　2．Fused quartz Grits

　　Chemical analysis：SiO₂: 99.95%-99.90%; Fe₂O₃: 20ppM max Li: 1.0 ppM; Al₂O₃: 30 ppM; K:15 ppM max; Na: 20ppM max;

　　 Partical Size：5mm-2mm、2mm-1mm、1mm-0.1mm , 2mm-0, 1mm-0 。

　　Used in precision casting, grinding wheel abrasives，high quality glass products, refractory material.

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Fused Quartz
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