Description of Silica / Quartz
Silica/Quartz is a chemical compound consisting of one part silicon and two parts oxygen. It is silicon dioxide (SiO₂), one of the most abundant minerals found on the Earth's surface. Due to its unique physical and chemical properties, silica is widely used across various industrial applications including glass, ceramics, construction chemicals, polymers, and adhesives.
Technical Specifications
| Characteristics | Silica 10μ | Silica 20μ | Unit |
|---|---|---|---|
| Reflectance / Whiteness | 94 - 95 | 87 - 92 | % |
| Moisture (at 105°C) | Max. 0.50 | Max. 0.50 | % |
| Water Soluble | Max. 0.50 | Max. 0.50 | gm/100gm |
| Oil Absorption | 22 - 30 | 29 - 35 | % |
| Retention on 325# | NIL | NIL | % |
| Retention on 500# | Max. 0.05 | Max. 0.50 | % |
| Acid Soluble | Max. 2.0 | Max. 2.0 | % |
| Average Particle Size | 7 to 9 μ | 8 to 10 μ | μ |
Key Benefits
- One of the Hardest Natural Minerals
- Hardness: 7 on Mohs Hardness Scale
- Specific Gravity: 2.6
- Excellent Abrasion Resistance
Applications
- Glass Industry
- Ceramics
- Construction Chemicals
- Industrial Polymer Fillers
- Adhesives
- Conveyor & Transmission Belts
- Allied Industries
- Photovoltaic Silicon Manufacturing