Silica Sand

Introduction

Silica sand

Silica sand is made from the quality silica stone. The mineral is of good quality and purity for SiO2: 99.95%. 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

400-80mesh 99.95% 30ppm 40ppm 5ppm

60-200mesh 99.95% 30ppm 40ppm 5ppm

Physical Index

• True density: 2.66g/cm3
• Mohs hardness: 7.0
• Melting point: 1750°c
• Bulk density: 1.75g/cm3

Application:

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