Kemper WT16 Wood Modeling Tool, 8" Medium Fire-Plainsman Clays Calcined kaolin is valuable in

Calcined kaolin is valuable in glaze formulations that contain high amounts of kaolin to source alumina and which are thus subject to shrinkage and cracking-during-drying problems

It fires to a similar color and is a bit more refractory

and bright white at cone 05 (raku)

the expansion factor is exactly the opposite

Soda ash is often used as an important source of sodium in frits and glazes

Kemper WT16 Wood Modeling Tool, 8" Medium Fire-Plainsman Clays Calcined kaolin is valuable inThis group of tools offers some of the most popular shapes for cutting, slicing, smoothing and modeling clay. These sturdy tools come in a variety of shapes and sizes and are made from imported hardwood with a satin smooth finish. They are used by potters and sculptors alike for working in soft clay.