BULK ORDER of 10 or 25 bags of clay at 10kg per bag. The Bulk options are best for schools, studios and workshops as are the most economical price per bag for purchasing this clay. Best for hand forming, this clay has high plasticity, with enough fine Grog (0.5mm) at 50 mesh for slabwork etc. With a broard earthenware, mid and stoneware temperature range, this clay fires buff to brown deepening on increase of temperature. Recommended bisque 1050℃. and glaze temperature range 1100-1280℃. This clay is manufactured in our Sydney warehouse using Australian clay and imported raw materials. Shrinkage rate Bisque 8%. Earthenware 8 %. Midfire 10%.