TASK™ 8 Special Order microslabbead two-component silicone rubbers are excellent

two-component silicone rubbers are excellent for most general mold making and prototype applications

vertical and overhead surfaces

XTEND-IT™ Dry Gas Blanket (available from Smooth-On) will significantly prolong the shelf life of unused liquid urethane products

TASK™ Plastics are moderately priced and are available in trial kits

Accelerating Mold Max™ Silicones - Accel-T™ Silicone Rubber Accelerator will accelerate the cure time of Mold Max™ silicone rubbers

TASK™ 8 Special Order microslabbead two-component silicone rubbers are excellentTASK 8 is a heat resistant polyurethane resin system made specifically for prototyping casting applications which require thermal resistance of up to 263F 129C. Features TASK 8 offers the convenience of a 1A: 1B mix ratio and has a very low viscosity, so it is easy to mix and pour. Plastic cures quickly to a Shore 80D and exhibits good physical and performance properties. Heat curing this material is necessary to attain optimal heat resistance. See