Model-Pro is a two component polyurethane casting resin which exhibits good impact resistance and strength. It has a low viscosity making it extremely easy to mix. Model-Pro contains zero solvents making it virtually odorless and user friendly. It also contains no fillers and can be hand mixed or used with automated dispensing equipment. Product uses include: Casting models, prototypes, figurines, proofing molds, making reproductions, etc.. This is ideal resin for professional model makers, hobbyists, crafters, and taxidermists. Model-Pro turns from liquid to solid in 15 minutes and works excellent in rtv silicone molds. Shake before each use for consistent black color.