Slips, Engobes and Terra Sigillatas - Alfred's Clay Store

Clays• Chosen for their relative color and shrinkage• Light colored clays are necessary for a wide pallet ofcolors– Especially true when developing light colors• Combinations of kaolin and ball clay are normallyused to adjust shrinkage– More ball clay = more shrinkage– More kaolin = less shrinkage– Total clay is usually between 40-80%• Improve slip’s adherence to the body in dry state• Help keep slip in suspension• Improve the brushing qualities of non-plastics