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CALCIUM BORATE FRIT x 500g

Calcium Borate Frit

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Firing Range: 1030-1180°C (Cone 05-4)
Chemical Analysis: N/A
Hazard Symbol: HARMFUL
Pack: 500g


The fritted form of colemanite, offering more stability. Should be used if glaze recipes specify colemanite in additions greater than 5%. Can be used as a base in lead free glazes.