DG80 calcined kaolin is a popular type grade with high brightness, reasonable particle distribution and medium oil absorption. It is providing good opacity and tinting ability in coating formulation performing as extender of titanium dioxide. It is also high cost effective functional filler for coating, decorative paper etc.
Typical Properties:
| 特性 | 标准 |
| Brightness(% ) | ≥93 |
| Particle size (-2μm, %) | 80±3 |
| Screen residue (325 mesh, %) | ≤0.01 |
| Oil absorption(g/100g ) | 57-61 |
| Moisture (%) | ≤0.5 |
| pH | 6.0-8.0 |
Chemical Components:
| 二氧化硅2(%) | 铝2哦3(%) | Fe2哦3(%) | 二氧化钛2(%) | Na2O+K2O(%) | CaO+MgO(%) |
| 53±2 | 44±2 | ≤1.0 | ≤1.6 | ≤0.4 | ≤0.5 |












