This clay fires to a warm brown colour. A very strong clay for handforming slab building. For firing, this clay should be bisque fired to a minimum of 1080℃. and glaze fired 1080-1220℃. This is a coarse clay as contains 30 mesh grog. Shrinkage rate Bisque 7%. Earthenware 7 %. Midfire 9%. Stoneware 12%.

See this clay on the Blackwattle website ->

This clay fires to a warm brown colour. A very strong clay for handforming slab building. For firing, this clay should be bisque fired to a minimum of 1080℃. and glaze fired 1080-1220℃. This is a coarse clay as contains 30 mesh grog. Shrinkage rate Bisque 7%. Earthenware 7 %. Midfire 9%. Stoneware 12%.

See this clay on the Blackwattle website ->