Product description
Holly 200 is a kind of calcined kaolin powder treated by special process. Its chemical composition is anhydrous aluminium silicate. The special properties of lamellar structure and better developed gap which has papermaking field application, the product has high whiteness, suitable particle size and reasonable particle size distribution, can significantly improve the whiteness, smoothness, gloss and opacity, improve ink absorption and printing adaptability. It has high viscosity, good mechanical dispersion and good service life. It is widely used in high grade coated paper, paperboard, newsprint, thermal paper and other fields, CAS number 92704-41-1.
Product index
|
project
|
Company
|
Index range
|
Test standard
|
|
Whiteness
|
R457，%
|
93min
|
GB/T 5950-2008
|
|
granularity
|
-2μm，%
|
86±3
|
BT-1500
|
|
Oil absorption
|
g/100g
|
69±4
|
GB/T 14563-2008
|
|
Sieve residue
|
325mesh%
|
≤0.005
|
GB/T 14563-2008
|
|
PH
|
|
6.0-7.5
|
GB/T 14563-2008
|
|
Water content
|
%
|
≤0.8
|
GB/T 14563-2008
|
|
bulk density
|
Kg/L
|
0.35-0.55
|
GB/T 16913.3-1997
|
|
True density
|
g/cm³
|
2.65-2.75
|
GB/T 5071-1997
|
