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Potclays Stone (alternative to Cornish Stone/Cornwall Stone)

£2.89 GBP
Type: fluxes
In stock - 11 in stock, ready to ship

 Potclays Stone (3.8% K2O, 4% Na2O, 15.3% Al2O3, 72.9% SiO2) 1kg

A high firing mineral flux commonly used to replace Cornish/Cornwall Stone in both clay bodies and glazes. An alternative to feldspar as a high temperature flux.