Yuan jiang card - precipitated barium sulfate is adopts domestic advanced chemical precipitation process, physical performance is superior, the less of mechanical impurities, fineness is very uniform, for no qualitative white powder or paste, non-toxic, insoluble in water, soluble in fuming sulfuric acid, slightly soluble in boiling hydrochloric acid, stable chemical properties, with carbon thermal reduction of barium sulphide.In the hydrogen sulfide or poisonous gas in the air does not change color.Is the domestic similar product quality high grade products.Can absorb x-rays, gamma rays, and give materials with high density and surface finish, and therefore is widely used in paint, printing ink, paint, plastic, rubber, chips, friction plate, ceramic, glass, electronics, cosmetics, medicine, food and other fields.
One, the main standards and features
|
chemicals |
Barium sulfate (BaSO4)/precipitation type |
|
The product status |
White powder |
|
Package is installed |
25 kg woven bag/kraft paper, 1000 kg big bags |
|
Product main features |
Adopts domestic advanced chemical precipitation process, physical performance is superior, the less of mechanical impurities, fineness is very uniform, for no qualitative white powder or paste, non-toxic, insoluble in water, soluble in fuming sulfuric acid, slightly soluble in boiling hydrochloric acid, stable chemical properties, etc. |
|
Range of application |
Can absorb x-rays, gamma rays, and give material with high density and surface finish, and therefore is widely used in paint, printing ink, paint, plastic, rubber, chips, friction plate, ceramic, glass, electronics, cosmetics, medicine, food and other fields. |
Second, the quality indicators
|
Order no. |
project |
Single bit |
Refers to the standard |
|
First class |
Nonconforming product |
|
1 |
Barium sulfate content |
% |
P 98 |
P 96 |
|
2 |
105 ° C to evaporate |
% |
0.3 or less |
0.5 or less |
|
3 |
Water soluble content of |
% |
0.3 or less |
0.5 or less |
|
4 |
moisture |
% |
0.15 or less |
0.15 or less |
|
5 |
Water slurry PH |
|
6.5 to 8.0 |
6.5 ~ 9.0 |
|
6 |
Oil absorption (according to different fineness) |
% g/100g |
10 to 30 |
|
|
7 |
Iron (Fe) content |
% |
0.004 or less |
|
|
8 |
whiteness |
% |
92-92. |
90-90. |
|
9 |
The proportion of |
|
4.0 to 4.5 |
4.0 to 4.2 |
|
The fineness of 325 mesh, 400 mesh, 600 mesh, 800 mesh, 1250 mesh, 2000 mesh, 3000 mesh, 6000 mesh
8000 mesh, 12500 mesh, 12500 mesh (fineness can according to customer requirements)
|
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