Description

High purity Semi-transparent quartz grain is made from high purity semi-transparent quartz stone, by grinding acid treatment and classification. It is very pure and crystal , It mainly be used as the filler at epoxy resin, as materials for integrating the poly-slicon ingot and single silicon ingot , also may be used as the materials for alloy , arc welding crucible , optical glass ceramic, Silicon Rubber, artifical marble etc. 　　Chimical Composition: 　　SiO2: *9.5%min to *9.*9% min Fe2O3:0.6ppmax. to *0pp max. article Size available: ***0mesh, ****0mesh, ****0mesh, ****0mesh, *****0mesh, 　　　　　　　　　　　　　　　　 ***0mesh, ***0mesh, ***5mesh,