Product Code: (BA311.5 / BA311.B)
This is a NEW replacement material from the USA now the Australian one is no longer available.
Please test before substitution
A natural material which combines calcium and magnesium carbonates.
Generally used as a flux in stoneware glazes although in combination with other fluxes it can be effective down to 1060C.
Above 5% it begins to opacify and will eventually produce a matt glaze.
Brand: Walker Ceramics