Tough-Cast 65D is a two component polyurethane casting resin that is virtually indestructible. It exhibits excellent impact resistance, abrasion resistance, strength and chemical resistance. Tough-Cast 65D has the look and feel of thermoplastics such as abs while maintaining a high heat deflection. It is designed for making durable prototypes, reproductions, end use production parts, rollers, etc.. It contains zero solvents and can be hand mixed or used with automated dispensing equipment. Tough-Cast 65D works excellent in rtv silicone molds.