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Barium Sulfate
Nano Precipitated Barium Sulfate (NPBS) – Premium Filler for High-End Coatings & Functional Materials
- Overview
- Recommended Products
- Automotive/wood coatings, interior/exterior paints, anti-corrosion coatings, powder coatings, etc.
- High-gloss plastics, engineering plastics, rubber, and plastic products (e.g., ABS, PE, PP, elastomers, biodegradable plastics).
- PCB inks, printing inks, and related industries.
Product Name: Barium Sulfate
Product Details:
1.Chemical Formula: BaSO₄
2.Appearance: White powder
3.Purity: 98%
4.Specification: Nanometer precipitated barium sulfate
5.Features:
● Small particle size, low scattering, high transparency—ideal for transparent or high-gloss products.
● Excellent dispersion and high activity, compatible with various resins, preventing flocculation and floating.
● High L° value, delivering ultra-high gloss and vivid color to product surfaces.
● Low impurities, free of harmful substances, ensuring safety and surface cleanliness.
● Highly inert—resistant to acids, alkalis, high temperatures, UV, and weathering.
● Low oil absorption, superior leveling performance.
● Uniform particle size, maintaining mechanical properties—narrow distribution, low surface area, and reduced base material usage.
● High thermal conductivity and rheology, shortening plasticizing and molding cycles.
6.Applications:
7.Shelf life: 1 year
8.Packaging: 25/50kg bags, supporting ton bags.
9.Storage: Store in a cool, dry place protected from moisture and light.
Product parameters
| ITEM | INDEX | |||
| Superior Grade | First Grade | Qualified Grade | ||
| Barium sulfate (BaSO₄)(in a dry basis) ɯ/% | ≥ | 98.0 | 97.0 | 95.0 |
| Volatiles at 105 ° C ɯ/% | ≤ | 0.20 | 0.25 | 0.30 |
| Aqueous solution ɯ/% | ≤ | 0.30 | 0.30 | 0.50 |
| Iron (Fe) ɯ/% | ≤ | 0.003 | 0.005 | / |
| Whiteness | ≥ | 94.0 | 93.0 | 89.0 |
| Oil absorption /(g/100g) | 10~30 | 10~30 | / | |
| pH(10% suspension) | 6.5~9.0 | 5.5~9.5 | 5.5~9.5 | |
| Fineness (45 μm test sieve residue)/% | ≤ | 0.1 | 0.25 | 0.5 |
| Sulfide(in S) | ≤ | 0.003 | 0.005 | / |
| Median particle size (D₅₀)/µm | ≤ | 2.0 | / | / |
FAQ
Q: Are you a factory or a trading company?
A: We are a factory with our own production lines. And we cooperate with several chemical factories, and can provide one - stop purchasing services.
Q: Can I visit the factory?
A: Yes, you are warmly welcome.
Q: What is the Minimum Order Quantity (MOQ)?
A: The MOQ for standard products is 1 FCL (Full Container Load), and we can provide 500g samples for free. For customized products, it will be adjusted according to the formula. Please consult our sales representatives for details.
Q: Can you provide customized packaging?
A: We support various customized packaging, such as ton bags, moisture - proof vacuum packaging, labeled packaging, etc. Additional packaging fees will be calculated according to the actual cost.
Q: What are the payment methods?
A: We accept T/T (50% advance payment + the balance according to the contract agreement), L/C (only from well - known banks, sight and irrevocable), and Alibaba Credit Insurance Orders.
Q: How long is the production cycle of an order?
A: After the advance payment is received, it will take about 3 - 20 days depending on the order quantity.
Q: What are the transportation methods?
A: We support sea freight, air freight, and international express delivery. Real - time logistics tracking will be provided.
Q: Can I appoint a freight forwarder company?
A: We support customers in appointing freight forwarders, but they need to have the qualification for chemical transportation. It is recommended to use our professional cooperative freight forwarders.
