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Borate de gerstley
Item No.
520 K5
Gerstley Borat is a natural calcium borat from United States. In glazes: flux, causes hairline cracks, is mainly used for raku glazes and in the low to medium firing range.
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kettle 5kg
Description
Gerstley Borat is a natural calcium borat from United States.
In glazes: flux, causes hairline cracks, is mainly used for raku glazes and in the low to medium firing range.
In glazes: flux, causes hairline cracks, is mainly used for raku glazes and in the low to medium firing range.
Analyse
| SiO2 | 14.800% |
| Al2O3 | 0.980% |
| Fe2O3 | 0.425% |
| MnO | 0.024% |
| MgO | 3.540% |
| CaO | 19.400% |
| Na2O3 | 3.950% |
| K2O | 0.399% |
| TiO2 | 0.050% |
| P2O5 | 0.053% |
| B2O3 | 26.800% |
| Glühverlust | 29.5% |