Ingredients

Ingredient Amount
#6 Tile Clay 59.20
Calcined Kaolin 9.70
Grolleg 14.60
Silica 4.90
Nepheline Syenite 11.60

Instructions

Published in "Building a Hard Brick Soda Kiln" by David Cuzick, in the Jan/Feb 2002 issue of Pottery Making Illustrated.
Apply to greenware, use thin.