98% Barium Sulfate BaSO4 for Paints Plastics and Coatings
Precipitated Barium Sulfate
Product Overview
Precipitated Barium Sulfate is a high-purity white powder refined by Hongjian Chemical using chemical precipitation method. With its exceptional whiteness, excellent dispersibility, and chemical stability, it has become an indispensable functional filler in high-end coatings, plastics, inks, and other industries.
- Aliases:
- Artificial Barium Sulfate, Blanc Fixe
- English Name:
- Precipitated Barium Sulfate
- Chemical Formula:
- BaSO₄
- Molecular Weight:
- 233.39
- CAS Number:
- 7727-43-7
Key Properties: High purity (≥99%), excellent whiteness (95-98%), uniform particle size distribution, strong chemical inertness
Application Fields
Coating Industry
- High-end Topcoats: Provides excellent suspension and dispersibility, improves coating gloss and leveling
- Anti-corrosion Coatings: Chemical inertness gives coatings good corrosion resistance and durability
- Water-based Systems: Special surface treatment ensures stable dispersion in water-based coatings
Plastic Industry
- Engineering Plastics: Improves product surface gloss, rigidity, and dimensional stability
- Transparent Products: Controls particle size distribution to maximize material transparency
- Functional Masterbatches: Used as carrier for color masterbatches and additive masterbatches
Ink Industry
- Printing Inks: Improves ink fluidity and printability, enhances print gloss
- Pigment Dispersion: Serves as inorganic dispersant to prevent pigment flocculation and settling
Other Fields
- Paper Industry: Used for high-grade paper coating, improves paper whiteness and printing performance
- Rubber Products: Serves as semi-reinforcing filler, improves product mechanical properties
- Cosmetics: After special purification, used in foundations, sunscreens, and other cosmetics
Quality Indicators
Chemical Indicators
| Barium Sulfate Content |
≥99.0% |
| Whiteness |
≥95% |
| Moisture |
≤0.2% |
| Water Solubles |
≤0.2% |
| Iron Content |
≤0.004% |
Physical Indicators
| Fineness |
325 mesh residue ≤0.01% |
| Oil Absorption |
15-25g/100g |
| pH Value |
6.5-8.5 |
| Density |
4.3-4.5g/cm³ |
Product Advantages
Performance Advantages
- Uniform particle size distribution, good dispersibility
- Stable chemical properties, acid and alkali resistance
- High whiteness, does not affect product color
- Moderate oil absorption, good processing performance
Application Advantages
- Replaces part of titanium dioxide, reduces costs
- Improves product surface quality
- Increases production efficiency
- Environmentally friendly, non-toxic, safe to use
Service Support
Technical Services
- Provides product application guidance and technical consultation
- Assists customers with formula optimization
- Provides customized products according to needs
Quality Assurance
- Strictly implements ISO9001 quality management system
- Provides test reports for each batch
- Ensures stable and reliable product quality
Supply Guarantee
- Stable production capacity, timely supply
- Complete logistics distribution system
- Professional after-sales tracking service