Unit Size Net Weight Pint Kit 1.8 lb Gallon Kit 17.6 lb Five Gallon Kit 78 lb TASK 14 is a longer setting two-component urethane that cures quickly to a black semi-rigid plastic.With a Shore value of 50D, these semi-rigid plastics are used for a variety of industrial applications including fast mold making, fast model duplication, prototyping, durable miniatures, black props and special effects, or making parts that are impact resistant. Fully cured castings are tough, durable and chemical resistant.TASK14 cannot be cast into platinum silicone molds . TASK14 may be cast into tin-cure silicone or urethane rubber molds (using a release agent). PropertiesTechnical Properties Mix Ratio by Weight 100A:120B Mix Ratio by Volume N/A Pot Life 10 minutes Cure Time 45 minutes Color Black Shore Hardness 50D Mixed Viscosity 800 cps Shrinkage 0.0035 in./in. Specific Volume 24.1 cu. in./lb. Specific Gravity 1.15g/cc Tensile Strength 1,800 psi Elongation @ Break 125% Media VideoDocumentation Technical Bulletin Special Order Items PRODUCT ADVISORY: The products listed below are currently SPECIAL ORDER items and require pre order. Lead times may vary - For more information please contact our staff.799663 - TASK 14 Semi-Rigid Slow Set - Five Gallon Kit Related ProductsRELATED PRODUCTS: Ease Release 200