High Gloss Natural Barium Sulphate
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CAS NO.：7727-43-7
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Molecular Formula:BaSO4
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Molecular Weight：233.39
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EINECS：231-784-4
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Appearance：White Powder
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Packing：25KG/BAG；1000KG/BAG
Natural barium sulphate is directly made by physically-processed barite powder.Natural barium sulphate comes with different particle sizes from 200mesh to 6000mesh,it is mainly used in normal paint,wall paint,primer coat,etc.
Product Parameters
| Item | Specification |
|---|---|
| Appearance | White Powder |
| Assay (as dry basis) | ≥95.0% |
| Moisture | ≤0.25% |
| Specific Gravity | 4.3g/cm3 |
| Whiteness | ≥90% |
| Oil Index | 14-18g/100g |
| pH | 6.5-8.5 |
| Average Particle Size D50 μm | 0.8-1.0μm |
| Specific Surface Area cm2/g | 91900±500 |
Product Features
- Top Highlights Barium Sulphate Products.
- High Purity,good weatherability .
- Narrow particle size, uniform distribution，(2 microns reached 90% pass rate)，sheen of coating film is good.
- Used to flat type and texture of fine arts powder coating with gloss over 97 degrees , widely used in paint and other field.
- Lower oil absorption value and good coating leveling, flow flat is better than precipitated barium sulphate.
