Special Calcined Kaolin for Automotive Coatings
Special Calcined Kaolin for Automotive Coatings
Item | GB-CK88B |
Brightness(T457)% | 90-92 |
Particle Size(-2micron,%) | 88+/-2 |
Refractivity | 1.62 |
Screen residue (325 mesh %) | 0.003max |
Oil Absorbency (g/100g) | 70-75 |
Dispersion (micron) | 50max |
pH | 5.5-7.0 |
Bulk Density(kg/m3) | 330 |
Moisture (%) | 0.5max |
Electrical Conductivity(μs/cm,10%,25centidegree) | 35max |
3. Typical Chemical Properties
SiO2(%) |
Al2O3(%) |
Fe2O3(%) |
TiO2(%) |
CaO(%) |
MgO(%) |
CuO(%) |
K2O(%) |
Na2O(%) |
MnO(%) |
52+/-2 |
45+/-2 |
0.50max |
1.5max |
0.4max |
0.2max |
0.004max |
0.05max |
0.15max |
0.004max |
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