Ingredients

Ingredient Amount
Gerstley Borate 15.70
Whiting 11.30
Talc 6.10
Nepheline Syenite 26.20
EPK Kaolin 17.40
Silica 23.30
Add Amount
Erbium Oxide 8.00

Instructions

A high EPK kaolin base that does not show crazing on porcelain.

Originally published in the November 2017 issue of Ceramics Monthly.