Rutland Stove Gasket Cement Black Bulk Tube - 2.3 Ounce. This stove cement will adhere all types of gasket materials to steel and cast iron stoves and furnaces. It will not expand or contract during use. Features: Rated to 2000 Degrees F (1090 Degrees C). Requires heat to cure. Paintable after curing. Approx. Coverage: (10.3 oz), both with 1/8" bead.