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Kaolin is a mixture of inorganic and non-metal. Calcining kaolin is to sintered kaolin in a calcining furnace to a certain temperature and time, so that its physical and chemical properties have certain changes to meet certain requirements.
| WASHED KAOLIN WHITNESS 85 | ||
| NO. | Item | Result |
| 1 | LOSS(1025℃) | 11.87 |
| 2 | Al2O3 | 35.05 |
| 3 | SiO2 | 50.96 |
| 4 | Fe2O3 | 0.68 |
| 5 | CaO | 0.01 |
| 6 | MgO | 0.05 |
| 7 | K2O | 0.93 |
| 8 | Na2O | <0.01 |
| 9 | TiO2 | 0.3 |
| 10 | Whiteness(1200℃ Heat Preservation 30 min, Blue Light) | 87.2 |
| CALCINED KAOLIN | |||
| NO. | Item | Result | |
| 1 | LOSS(1025℃) | ＜0.05% | |
| 2 | Al2O3 | 0.4478 | |
| 3 | SiO2 | 0.5375 | |
| 4 | Fe2O3 | 0.0035 | |
| 5 | CaO | 0.0001 | |
| 6 | MgO | ＜0.01% | |
| 7 | K2O | 0.0017 | |
| 8 | Na2O | 0.0006 | |
| 9 | TiO2 | 0.0072 | |
| 10 | Whiteness(1200℃ Heat Preservation 30 min, Blue Light) | 93.8 | |
| 11 | 1200℃×30min | L* | 97.84 |
| a* | 0.43 | ||
| b* | 1.36 | ||
ceramic industry：calcined kaolin plays a role of filling, thickening and whitening in ceramic glazes, which can improve the viscosity and fluidity of glazes, making them easier to apply and process. Meanwhile, the aluminum, silicon and other elements contained in calcined kaolin react with other glaze raw materials, generating special color and texture effects, enhancing the decorative effect of glazes.
Q:How many years of experience in supply?
A:A long stable supplier.
Q:Do you accept customization?
A:We could like to give you suitable suggestion about Fritted according to your detail application.
