Model-Pro Slow is a two component polyurethane casting resin which has a longer working time for larger castings that require more time versus Model-Pro. standard 2 minute working time. Model-Pro Slow comes in either a 6 minute working time or 12 minute working time. It exhibits good impact resistance, strength and has a low viscosity. Model-Pro Slow 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 plastic reproductions, etc.. This is an ideal casting resin for professional model makers, hobbists, crafters, and taxidermists.