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Bone Ash (Calcined) Ca3(PO4)2
Essential constituent of Bone China, imparting the characteristic translucency.
Also used as a secondary flux in glazes giving a milky quality.
Typical analysis: | |
CaO | 36.4% min. |
P2O5 | 18.5% min. |
H2O | 3.0% |
LOI | 17.5% |
Melting point 1670°C