


1. Description
CALCIT is a high-purity natural calcium carbonate (CaCO₃) extracted from white limestone deposits. It is available in crushed stone and fine powder forms, offering excellent whiteness, low abrasiveness, and high chemical stability. CALCIT is widely used across construction, plastic, chemical, agricultural, and food-related industries.
2. Technical Characteristics
Property | Details |
Chemical Formula | CaCO₃ |
Purity | > 98% |
Forms Available | Crushed (rock), Powder (micronized) |
Color | Bright white to off-white |
Hardness (Mohs scale) | 3 |
Specific Gravity | ~2.7 g/cm³ |
pH | 8–9 (slightly alkaline) |
Solubility | Insoluble in water; dissolves in acids |
Abrasiveness | Low |
Particle Size Options | From 0–1 mm (powder) to 10–60 mm (crushed rock) |
3. Applications
- Construction: Cement, adhesives, mortar, concrete fillers
- Plastics & Rubber: Functional filler for PVC, PE, PP, etc.
- Paints & Coatings: Extender pigment and brightness improver
- Agriculture: Soil pH correction, livestock feed additive
- Paper Industry: Coating and paper filling
- Glass & Ceramics: Raw material for production
- Environmental: Neutralizing acidic soils and waters
4. Available Formats
- Crushed Limestone (Granular)
- Sizes: 10–60 mm (customizable)
- Micronized Powder
- D50 options from 5 to 50 µm
- High-brightness grades for industrial use
Custom grain sizes and surface-treated versions available on request.