quartz sand
1. Products brief introduction
This Silica sand has very high purity and excellent controllable particle size distribution. silica sand is very widely used in the fields of electronic material industry,coating powder,melting moulding, high-voltage electrical insulation, paints, silicone rubber, special ceramic and so on.
2. Silica sand Character
High grade products with competitive price;
Stable supply for reputable manufacture;
Low iron content and high purity;
3. Application
4. Grain Size
400mesh-------------0.037mm
325mesh-------------0.045mm
200mesh-------------0.075mm
120-150mesh-------0.125-0.1mm
100-120mesh-------0.15-0.125mm
40-100mesh--------0.425-0.15mm
20-40mesh----------0.85-0.425mm
10-20mesh----------2-0.85mm
5mesh----------------4-6mm
5.Physical and chemical indexes
PRODUCT CHEMICAL COMPOSITION AND PHYSICAL PROPERTIES | |
SiO2 | >=99.31% |
Al2O3 | <=0.36% |
Fe2O3 | <=0.018% |
Specific weight | >=2.66g/cm3 |
Porosity | <=0.38% |
Hardness mohs | >8, high hardness |
Actual abrasion rate | <=1.35 |
Appearance | sand, powder |
Color | pure white |