Ceramic - Pottery Dictionary

by Susan Mussi

ALKALINE GLAZE

ca: ALCALIN ESMALTS

es: ALCALINOS ESMALTES

Alkaline Glaze is one in which the fluxes are alkalis, mainly sodium and potassium. It is the main base for leadless glazes and has a high expansion that leads to crazing; it can be used in crackle glazes and Raku.