Use：Car interior coatings, building external walls (paint) paint, wood coatings, other coatings, printing ink, rubber industry (such as tires, silicone rubber, plastics industry, such as modified plastics, fireproof ceiling, floor, etc.
|
Index |
Index
|
|
Excellent
|
first-class
|
qualified product
|
|
CaCO3 content (Dry basis), %
|
98.0
|
97.0
|
96.0
|
|
PH(10% Soliquit)
|
9.0-10.0
|
9.0-10.5
|
9.0-11.0
|
|
105 Volatitle %≤
|
0.40
|
0.70
|
1.0
|
|
Insoluble substance in hydrochloric acid %≤
|
0.10
|
0.20
|
0.30
|
|
deposit volume ml/g≥
|
2.8
|
2.6
|
2.4
|
|
Fe%≤
|
0.08
|
0.10
|
0.12
|
|
Mn%≤
|
0.006
|
0.008
|
0.010
|
|
Residues: 125μm, %≤
|
0.005
|
0.010
|
0.015
|
|
Residues: 45μm, %≤
|
0.30
|
0.40
|
0.5
|
|
Whiteness≥
|
90.0
|
90.0
|
.
|
|
Appearance
|
POWDER
|
|
Water solubles %≤
|
0.2
|
Mesh：according to customer requirements from 325Mesh -12500Mesh
Packing:25 kg/bag,can also according to customer requirements packaging. |
Barium sulfate