Terra Alba No. 1 50lb Bag Black Tuffy lightly dust the inside of

lightly dust the inside of the casting with talc in order to prevent the dry rubber from sticking to itself

is non-toxic

Sets hard in 1-2 hours

Use with 3M™ Gas and Vapor Cartridges

Terra Alba No. 1 50lb Bag Black Tuffy lightly dust the inside ofUSG Terra Alba No. 1 is a dihydrate form of calcium sulfate produced by fine grinding and air separating high purity, white gypsum containing 20% water of crystallization. It releases combined water as it is heated above 50C, releasing 75% of water as temperatures reach 180C (only when temperatures exceed 400C is water totally removed). USG Terra Alba No. 1: Can be used as a flame retarding filler when processed at room temperature Contributes to