Silica sand is made from the quality silica stone. The mineral is of good quality and purity for SiO2: *9.*5%. High purity and good hardness make it widely used for glass industry, ceramic industy and foundry.

Character

• High grade products with competitive price;
• Stable supply for reputable manufacture;
• Low iron content and high purity;

Chemical compostion

Grit Size            SiO2             Fe2O3          Al2O3            CaO           

*****0mesh         *9.*5%         *0ppm         *0ppm            5ppm

*****0mesh         *9.*5%         *0ppm         *0ppm            5ppm

Physical Index

• True density: 2.*6g/cm3
• Mohs hardness: 7.0
• Melting point: ***0°c
• Bulk density: 1.*5g/cm3

Application:

• Optical glass industry;
• Refractory material;
• Metallurgy, ceramic, foundry and abrasives
• Paint Industry