Lianyungang Bo Tech Silica power company is mainy in make and prduce silica sand, high purety silica , silica powder ,fused silica ,cristobalite powder . our Fused silica powder is manufactured from fused quartz, it is high purity amorphous powder. For its lower linear expansion coefficient, lower tension and lower radiation etc good characters, it is mainly used as material for epoxy molding compound of large circuit integration and super large circuit integration, epoxy potting compound, silicon rubber and other chemical industrys fields.