KAMA pigments artist materials

EXTENDERS, CHALK & CLAYS

Inert pigments and chalks
Copyright © 2000-2010 Kama Pigments. All rights reserved
 

Theses have multiple uses:

Barium sulfate & alumina hydrate often used as extenders in oil paint;

Calcium carbonate is the primary ingredient in making gesso;

China clay is used both as an extender and as a filler in gesso.