I. Product Introduction: 3500 mesh ultra-white ultra-fine calcium carbonate
This product is made of natural pure white calcite and is finely processed using advanced foreign grinding equipment and imported sorting equipment. The product has uniform particle size, stable color, and excellent dispersibility. It is a universal filling material.
2. Specifications, models, performance indicators
| Specifications Model Performance Indicators | 3500 mesh ultra-white ultra-fine calcium carbonate |
| JFA-1221 | |
| CaCO3 content% ≥ | 99 |
| PH value (10% suspension) | 8-10 |
| 0.1 | |
| Moisture content% ≤ | 0.16 |
| Particle size D50(um) ≤ | 1.26 |
| Particle size D97(um) ≤ | 4 |
| Specific surface area (m2/g) ≥ | 1.6 |
| Iron (Fe) content % ≤ | 0.08 |
| Manganese (Mn) content % ≤ | 0.006 |
| Screen residue: 125μm test sieve% ≤ 45μm test sieve% ≤ | 0 0.2 |
| Whiteness(R457)% ≥ | 99 |
| Oil absorption value (DOP) ml/100g ≤ | 35-38 |
| Appearance | White powder |
Note: Ultra-white and ultra-fine calcium carbonate with different whiteness, purity and fineness can be produced according to customer needs.
III. Main Applications of the Product
It is widely used in papermaking, plastics, rubber, coatings, building materials and other industries.
