China Clay Powder
Fine, white, and chemically inert — for precision applications
Premium China Clay (Kaolin) powder characterized by fine particle size, bright whiteness, and excellent chemical inertness.
Product Overview
Industrial Applications
Paper & Packaging
Coating pigment and filler for brightness, smoothness, and printability.
Ceramics
Primary body material for whiteware and sanitaryware.
Rubber Compounding
Reinforcing filler improving tensile strength and tear resistance.
Cable & Wire
Functional filler for PVC/PE cable compounds. Improves electrical insulation.
Paints & Coatings
Extender pigment providing film build and improved brushability.
Physical Properties
| Chemical Formula | Al₂Si₂O₅(OH)₄ |
|---|---|
| Whiteness | 80–90% |
| Al₂O₃ Content | 34–38% |
| SiO₂ Content | 44–48% |
| Moisture | ≤ 1.0% |
| pH | 6.5–7.5 |
| Oil Absorption | 35–45 g/100g |
| Specific Gravity | 2.60 g/cc |
| LOI | 12–14% |
| Available Mesh Sizes | 200, 300, 400 |
Chemical Composition
| Al₂O₃ | 34–38% |
|---|---|
| SiO₂ | 44–48% |
| Fe₂O₃ | ≤ 1.0% |
| TiO₂ | ≤ 1.5% |
| CaO + MgO | ≤ 0.5% |
| LOI | 12–14% |
Packaging Options
- ✓ 25 kg HDPE bags
- ✓ 50 kg HDPE bags
- ✓ 1 MT jumbo bags / FIBC
Available Standard Grades
We manufacture specific grades optimized for different industrial applications. Custom micron sizes available on request.
| Grade Name | Mesh / Particle Size | Primary Application |
|---|---|---|
| RM-CCL-200 | 200 Mesh | Rubber, Ceramics |
| RM-CCL-300 | 300 Mesh | Paper, Paints |
| RM-CCL-400 | 400 Mesh | Premium Coatings, Cable |
Frequently Asked Questions
What is the difference between china clay and kaolin?
They are the same mineral — Al₂Si₂O₅(OH)₄. "China clay" is the common name; "kaolin" is the mineralogical term.
Is china clay suitable for cable insulation?
Yes. It improves electrical insulation properties, heat resistance, and dimensional stability.
What whiteness levels do you supply?
Our china clay is available in whiteness grades from 80% to 90%.
China Clay Powder
RM-CCL-001 · Direct from Manufacturer