CORNWALL STONE 55 lb. has characteristics between a kaolin and a feldspar. It is used to achieve a smaller concentration of alkali flux in a glaze. This results in less shrinkage, minimizing glaze defects. Combined with a flux it is itself a glaze.
This item is a blended substitute
Minimum order quantity is 1 lb. (CORNSub)
WARNING: This product can expose you to chemicals including Silica, crystalline (airborne particles of respirable size), which are known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.