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Ceramic-grade talc powder
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Ceramic-grade talc powder
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| Detailed Description
Applied in the production of electric porcelain, wireless electric porcelain, various types of industrial ceramics, building ceramics, everyday-use ceramics, and porcelain glazes, among others.
| Physicochemical properties | High-quality product | Class 1 product | Qualified product |
| Whiteness (%) | ≥90 | ≥85 | ≥80 |
| Silicon dioxide ≥ | 60.0 | 58.0 | 55.0 |
|
Magnesia ≥ |
31.0 | 30.0 | 29.0 |
|
Ferric oxide ≤ |
0.30 | 1.00 | 1.50 |
|
Aluminum sesquioxide ≤ |
1.00 | 2.00 | 4.00 |
|
Calcium oxide ≤ |
0.50 | 1.00 | 1.50 |
|
Bumt potash and sodium oxide |
0.40 | 0.50 | |
| Ignition loss (1000℃) ≤ | 6.00 | 7.00 | 8.00 |
| Acid-soluble calcium (calculated as CaO) | 1.00 | ||
|
Fineness 45 μm passing rate ≥ |
95.0 | ||
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541703
Address: No. 166 Sanmen Street, Sanmen Town, Longsheng County, Guangxi
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