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. The addition of cellulose fibres to the white grog raku clay make it much stronger and more forgiving than normal clay. This clay is extremely strong in the unfired state, making it suitable for use as an air drying clay. For air drying clay, apply a sealant or acrylic paint the dry artworks. This clay can also be kiln fired. Underglaze decoration should be applied after bisque (1st) firing. Excellent grogged paper clay for large handbuilt work where a textured clay is required.Suitable for slabs, platters, tiles etc. Recommended bisque temperature 1050℃. and glaze temperature 1100-1280℃.Shrinkage rate Bisque 8%. Earthenware 9 %. Midfire 11%. Stoneware 13%.
