IsoCast RCR 731 is used to make castings from rigid and flexible molds. Some of the most common uses of IsoCast RCR 731 are point-of-purchase displays; rapid prototypes; special effects; and sculpture reproductions. However; IsoCast RCR 731 can be used for any application that requires a lightweight; hard plastic.
IsoCast RCR 731 is a two-part polyurethane casting system. IsoCast RCR 731 is mixed one-to-one by volume and cures at room temperature. IsoCast RCR 731 produces a higher exothermic temperature than our other IsoCast RCR products; begins to gel in 1.5 minutes; and cures to an off-white color.