The product with fine particle size, high whiteness, excellent opacity, suspension and dispersibility, and moderate oil absorption. It can be partly replace titanium dioxide, improve scrub resistance and weather resistance.
Main application:
Coating, plastics, rubber, construction materials, etc.
Typical Properties:
|
Properties |
Unit |
Standard |
|
Whiteness |
R457, % |
≥93 |
|
Particle size |
-2μm, % |
78-82 |
|
Average particle size |
D50, μm |
1.0±0.1 |
|
Screen residue |
325 mesh, % |
≤0.005 |
|
Oil absorption |
g/100g |
58±5 |
|
Dispersion |
Hegman,μm |
≤60 |
|
Moisture |
% |
≤0.5 |
|
pH |
------ |
6.0-8.0 |
Chemical Composition:
|
SiO2（%）
|
Al2O3（%） |
Fe2O3（%） |
TiO2（%） |
CaO（%） |
MgO（%） |
K2O（%） |
Na2O（%） |
MnO（%） |
|
52±2 |
45±2 |
≤0.8 |
≤1.5 |
≤0.5 |
≤0.3 |
≤0.1 |
≤0.2 |
≤0.004 |