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Calcined kaolin for paper and coating |
¡¡¡¡Liangjiang brand calcined kaolin is made by advanced equipment of America and Britain,it is high whiteness,fine particle size,good dispersibility, mobility, surface smoothness,gloss,ink absorbent,black absorbent.It is used in paper coaing. |
1¡¢Main standard
|
Chemical composition |
Kaolin/ Calcined |
Appearance |
White Powder |
Package |
25kg weaven bag/kraft paper,1000kg big bag |
Characteristics |
It is made by advanced equipment of America and Britain,it is high whiteness,fine particle size,good dispersibility, mobility, surface smoothness,gloss,ink absorbent,black absorbent. |
Application |
Paper coationg. |
|
2¡¢Specification
|
No |
Item |
Unit |
Index |
LJ-1 |
LJ-2 |
1 |
Whiteness |
£¥ |
¡Ý90 |
¡Ý90¡À2 |
2 |
Residue on Sieve 325 mesh % |
£¥ |
£¼0.004 |
¡Ü0.005 |
3 |
Refractive index |
£¥ |
1.62 |
1.62 |
4 |
Moisture |
£¥ |
£¼0.5 |
£¼0.5 |
5 |
PH Value of aqueou suspension |
|
6.5-7.2 |
6.5¡«7.2 |
6 |
Oil absorption |
£¥g/100g |
60¡À5 |
60¡À5 |
7 |
£¼2um assay |
£¥ |
¡Ý90¡À2 |
¡Ý78 |
|
Chemical index |
SiO2(%) |
Al2O3(%) |
Fe2O3(%) |
TiO2(%) |
CaO(%) |
MgO(%) |
K2O(%) |
Na2O(%) |
L.O.L(%) |
50¡À2 |
45¡À2 |
£¼0.5 |
£¼1.1 |
£¼0.3 |
£¼0.2 |
£¼0.06 |
£¼0.2 |
0.5 |
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