Grog, 10 lb. (4.54 kg)

008770-CAST-M-EACH
$17.50

A fired ceramic mixture. Added to Bullseye Investment, grog strengthens the outer layer (or face coat) of a hand-built refractory mold. Grog is used to strengthen plaster molds. One way to use it is described in this Lost Wax Casting Tip Sheet.