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    ͨʯӢɰ:۲ִ,лƤ.ȷΧ5-220Ŀ,SiO2≥90—99% Fe2O3≤0.06—0.02%,ͻ1700棬

ɰûҪ.ù0.5-1.0mm 0.6-1.2mm 1-2mm 2-4mm 4-8mm 8-16mm 16-32mm.(mmΪ׵λ)

Ҫ;:ұ,ī̼,Ʒ,´,,ˮ,ݻ,,糳ҵ.

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