What is Plumber's Epoxy?

A plumber's epoxy is any sort of compound that's used to seal pipe fittings. However, many plumber's epoxies make great sculpting mediums as well. Kneadatite above is but one example. A more typical plumber's epoxy is available at most home improvement stores. It usually dries quickly (5-20 minutes) and has a rock-like texture. We've found this to be useful when sculpting large areas or filling large holes that don't require much detail. It can be sanded smooth and then painted or sculpted on top of. It also makes a mild adhesive.  more