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This is one of the issues with using the material. These have to be screened out from time to time, if not they produce defects in fired ware. Better to employ a lithium frit to source Li2O.
| Materials |
Lithium Carbonate
A powerful melter very valuable in ceramic glazes. It is 40% Li2O and has an LOI of 60% (lost as CO2 on firing). This material in now incredibly expensive. |
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