HIGH-PURITY FILLER MINERAL
Calcium Carbonate
CaCO₃
Overview
It occurs naturally in limestone, marble, chalk, and calcite, and is widely used for its whiteness, purity, and filler properties.
Technical Specifications
| Parameter | Specification |
|---|---|
| CaCO₃ | > 98% |
| Whiteness | > 95% |
| Fe₂O₃ | < 0.05% |
| Particle Size | According to customer requirements |
| Chemical Formula | CaCO₃ |
| Solubility | Soluble in dilute acids; slightly soluble in water |
| Molar Mass | 100.0869 g/mol |
| Specific Gravity | 2.71 – 2.83 |
| Physical Properties | White, odorless rock or powder |
| Chemical Properties | Trigonal crystal structure; alkaline; non-flammable; non-toxic |
| Mineral Forms | Calcite – Aragonite |
Applications
- Plastics and polymers
- PVC and master batch
- Paints and coatings
- Paper
- Animal feed
- Pharmaceutical applications
- Adhesives and sealants
- Other industrial applications