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Product Details:
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| Materials: | Calcined Kaolin | Al2O2 Content: | 44.2% |
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| SiO2 Content: | 55.3% | Refractoriness: | 1350-2050 Degree |
| Shape: | Powder | Color: | White Color |
| High Light: | SGS Calcined Kaolin Powder,ISO Calcined Kaolin Powder,Fully Calcined Kaolin |
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Quality Calcined Flint Clay Kaolin for Refractories or Foundry Casting Investment
1. Calcined Flint Clay Introduction
Standard flint clay ore Al2O3 content is 38%,Al2O3 content is about 44% after calcined, Fe2O3 < 2%. Stable composition, uniform texture,compact structure, cross section assumes the shells, white, used in the production of high quality clay refractory materials.
2. Calcined Flint Clay Specifications
| Item/Grade | FC45 | FC44 | FC43 | FC42 | FC40 |
| AL2O3 % | 46-48 | 44-48 | 43-48 | 42-46 | 40-46 |
| SiO2 % | 49-52 | 50-53 | 50-53 | 50-53 | 50-54 |
| Fe2O3 % (max) | 1.0 | 1.3 | 2.0 | 2.5 | 3.0 |
| Ti02 % (max) | 0.8 | 0.9 | 1.0 | 1.1 | 1.2 |
| K2O+Na2O % (max) | 0.3 | 0.4 | 0.4 | 0.5 | 0.5 |
| Ca0+Mg0 % (max) | 0.5 | 0.5 | 0.5 | 0.6 | 0.7 |
| Bulk density g/cm³(min) | 2.58 | 2.52 | 2.45 | 2.40 | 2.37 |
| Refractoriness °C(min) | 1780 | 1760 | 1740 | 1720 | 1710 |
| Impurities % (max) | 0.5 | 2.0 | 3.0 | 3.5 | 4.0 |
3. Calcined Flint Clay General advantages
4. Calcined Flint Clay Characteristics
5. Calcined Flint Clay Applications
Used in the production of highgrade refractory materials, manufacturing ceramic, aluminum silicate refractory fiber production and military industry, etc.
6. Calcined Flint Clay Particle sizes Available
Contact Person: Jason Chen
Tel: 86-18603794999
