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Sulfate Minerals Chemical Filler Barium Sulfate Powder For Chemical Industry Cas 7727 43 7
Barium Sulfate
Product Overview
Barium Sulfate is a core heavy mineral powder and functional filler product of Hongjian Chemical. Known for its high density, excellent chemical inertness, and outstanding optical properties, it plays an irreplaceable role in high-end coatings, plastics and rubber, medical imaging, and radiation protection.
Leveraging high-quality barite resources and advanced crushing, purification, and modification processes, we provide customers with a full range of products from standard industrial grade to high-purity electronic grade.
CAS Number: 7727-43-7 (precipitated), 13462-86-7 (natural)
Key Properties: High density (4.3-4.5 g/cm³), strong chemical inertness, high whiteness, light and weather resistance, radiation protection
Hongjian Chemical Barium Sulfate Product Series
1. Coating Special Series - "High-Performance Functional Filler"
High-Gloss Coating Grade: Concentrated particle size distribution (d97 ≤ 10μm), low light extinction, provides excellent surface gloss and fullness, suitable for automotive topcoats, high-end furniture paint.
Anti-Corrosion Coating Grade: Flake-structured product forms a dense barrier layer, significantly improving coating corrosion resistance and impermeability, used for ships, marine engineering protection.
Powder Coating Grade: Low oil absorption, high leveling, improves edge coverage and anti-caking performance.
2. Plastic & Rubber Special Series - "Density and Performance Adjustment Expert"
High-Gloss Plastic Grade: Very low impurity content (Fe₂O₃ ≤ 0.005%), ensures high whiteness and pure color of products, used for appliance housings, high-end injection molded parts.
Rubber Weighting Grade: High-density characteristics for weighting and balancing rubber products, does not affect vulcanization properties, increases product specific gravity.
Sound Insulation and Damping Grade: Filled in engineering plastics and rubber to enhance sound insulation, damping, and vibration absorption properties.
3. Medical & Radiation Protection Series - "Safety Protection Guard"
Pharmaceutical Grade: Complies with USP/EP standards, very low heavy metal content (Pb ≤ 5 ppm), used for gastrointestinal contrast agents.
Radiation Protection Grade: High purity (BaSO₄ ≥ 98%), used for protective coatings, panels, and concrete, effectively shields X-rays and gamma rays.
Medical Plastic Grade: Specifically for plastic components of medical devices, provides radiation protection function while meeting strict biocompatibility requirements for medical products.
4. Paper & Ink Special Series - "Optical Performance Optimizer"
Coated Paper Grade: High refractive index (1.64), provides excellent hiding power and whiteness, can partially replace titanium dioxide.
Color Ink Grade: Chemically inert, good compatibility with pigments, improves ink fluidity and printability.
Hongjian Chemical Quality Assurance
Resource and Process Advantages
Own high-quality barite mines with BaSO₄ content ≥ 95%, low associated impurities.
Multi-stage crushing and precise classification technology enable precise control of d97 from 2μm to 45μm.
Chemical purification production line with impurity (Fe, Si, etc.) removal rate ≥ 90%.
Quality Indicator System
Grade
BaSO₄ Content
Whiteness
Particle Size
Heavy Metals
Industrial Grade
≥ 92%
≥ 88%
d97 adjustable
-
Coating Grade
≥ 96%
≥ 92%
d97 ≤ 15μm
-
High Purity Grade
≥ 99%
≥ 95%
-
≤ 50 ppm
Physical Characteristics
Appearance: White powder or grayish-white powder (natural)
Density: 4.3 - 4.5 g/cm³
Mohs Hardness: 3.0 - 3.5
Oil Absorption: 10 - 25 g/100g (adjustable)
pH Value: 6.5 - 8.5 (neutral)
Application Technical Support
Selection Guidance Services
Recommends optimal product specifications based on customer system characteristics.
Provides samples for application testing and formula verification.
Assists in determining reasonable addition amounts and process parameters.
Modification and Customization Services
Surface Treatment: Provides products treated with silane, titanate, stearic acid, and other coupling agents.
Functional Customization: Develops functional products like conductive, antibacterial, etc., for special needs.
After-Sales Guarantee System
Provides complete test reports for each batch.
Establishes customer usage files and conducts regular follow-ups.
Professional technical team provides online and offline application support.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Distributor/Wholesaler
Year Established:
2013
Total Annual:
7000000-10000000
Employee Number:
130~150
Ecer Certification：
Verified Supplier
Sichuan Hongjian Chemical is a comprehensive enterprise specializing in the trade of chemical products. Since entering the chemical industry in 1995, it has always been dedicated to providing supply chain services for chemical raw materials, fine chemicals and environmental protection ... Sichuan Hongjian Chemical is a comprehensive enterprise specializing in the trade of chemical products. Since entering the chemical industry in 1995, it has always been dedicated to providing supply chain services for chemical raw materials, fine chemicals and environmental protection ...
