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R838 Rutile Type Titanium Dioxide Powder - China Suppliers & Factory with Unique Blue Hue for Bright White Color
R838 is produced using the sulfuric acid method and is a type of rutile titanium dioxide powder coated with inorganic silicon aluminum and treated with organic surface. It features a unique blue hue and provides a fresh, bright white color for various industrial products.
💎 Product Features
✔
Visual Excellence: Has a distinct blue hue, providing excellent dry powder and visual whiteness.
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High Durability: Adopting high silicon coating, it offers extremely high weather resistance and anti-powdering performance, extending product lifespan.
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Superior Dispersion: Special organic surface treatment ensures excellent dispersibility and high covering power.
🏗 Recommended Application Areas
Water-based coating
Water-based ink
Powder coating
Papermaking
📊 Technical Properties
| Characteristic | Technical Value |
|---|---|
| TiO₂ Quality score % | ≥ 92 |
| Mass fraction of volatile compounds at 105 ℃ | ≤ 0.8% |
| Mass fraction of water-soluble substances % | ≤ 0.5 |
| Mass fraction of residue (45μm) | ≤ 0.05 |
| Color (compared to standard sample) | Not less than |
| Color fading power (compared to standard sample) % | ≥ 108 |
| PH value of water suspension | 6.5 - 8.5 |
| Oil absorption g/100g | ≤ 21 |
| Resistivity of water extraction solution (Ω conversion rate % | ≥ 97.5 |
| Average particle diameter (μm) | 0.22 - 0.26 |
| Organic compounds | Present |
📦 Packaging & Logistics
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Available in 25kg paper-plastic composite bags, as well as 500kg and 1000kg bulk packaging bags.
📝 Remarks
Please contact the supplier for detailed usage instructions. Product specifications are subject to the official testing report.
Official: www.lxyx.chemchina.com
Alibaba: yuxing-chem.en.alibaba.com
Frequently Asked Questions (FAQ)
Q1: What is the primary production method for R838?
R838 is manufactured using the sulfuric acid method, ensuring high purity and consistent quality.
Q2: Why does R838 have a blue hue?
The unique blue hue is a result of specific particle size control and surface treatment, which provides a fresher, brighter visual whiteness in final products.
Q3: Is R838 suitable for outdoor use?
Yes, its high silicon coating provides excellent weather resistance and anti-powdering properties, making it ideal for outdoor applications.
Q4: What are the main application areas for R838?
It is highly recommended for water-based coatings, water-based inks, powder coatings, and the papermaking industry.
Q5: What is the rutile conversion rate of this titanium dioxide?
R838 maintains a high rutile conversion rate of ≥ 97.5%, ensuring superior optical performance.
Q6: What packaging sizes are available?
We offer flexible packaging options including 25kg composite bags and large 500kg or 1000kg bags for industrial scale needs.