TASK™ 15 is a premium performance urethane resin that has very high impact strength, even when cast in thin-wall sections. Pot life is 6 minutes and handling time 60 minutes at room temperature. Resin cures with negligible shrinkage. Vibrant colors are possible by adding small amounts of SO-Strong™ tint, UVO pigments or IGNITE™ fluorescent colors. Plastic fully cures with negligible shrinkage and can be machined, sanded and/or painted. TASK™ 15 features a gradual cure profile, making it ideal for rotational casting applications (making hollow parts). Applications include making very tough prototype parts and limited run production castings as well as rotationally cast parts such as mannequins.

TASK™16 is a low odor, fast-setting Shore 80A/30D urethane that offers very high tear strength, impact resistance and wear resistance. TASK™ 16 is phthalate free, mercury free and MOCA free. Mixed one part A to two parts B by weight, TASK™ 16 pours easily. Working time is 6 minutes and handling time is 90 minutes at room temperature. Cured rubber has exceptional performance characteristics and dimensional stability. TASK™ 16 can be colored with SO-Strong™ or Ignite™ colorants. TASK™ 16 is suitable for making fast mechanical parts, gaskets, wheels and pullies, impact resistant props, and archival master models. It is also used to make fast, wear resistant rubber molds for casting concrete or concrete stamping pads. TASK™ 16 is also an excellent choice for rotocasting to create hollow semi-rigid castings. IMPORTANT: Cured TASK™ 16 will inhibit the cure of liquid platinum silicone. You can not pour platinum silicone into cured TASK™ 16. Tin silicone must be used if you intend to pour silicone against cured TASK™ 16.

TASK™ 18 is a relatively low viscosity aluminum filled urethane casting resin that was developed specifically for making short run vacuum forming molds. When Parts A and B are mixed in proper proportion, TASK™ 18 cures overnight at room temperature with negligible shrinkage to a very hard plastic that has a very high compressive and flexural strength. Cured TASK™ 18 can be polished, machined, drilled, painted, etc. TASK™ 18 is also used to make industrial production parts, prototype parts and tracing patterns.

TASK® 2 & TASK® 3 low viscosity, high performance casting resins offer superior physical and performance properties compared to our popular Smooth-Cast® Series of general purpose casting resins. Vacuum degassing is not necessary and they offer the convenience of a 1A:1B by volume (115A:100B by weight) mix ratio. The difference between TASK® 2 & TASK® 3 is the pot life and demold time. TASK® 2 & TASK® 3 are white. They have high tensile and flexural strength, as well as high flexural modulus. These plastics were formulated for a variety of industrial applications including pattern making and making prototype models. These resins are designed for casting in thicknesses up to 1/2" (1.27 cm). TASK® Plastics are moderately priced and are available in trial kits, one-gallon, five-gallon, 55-gallon drum and totes.

TASK™ 21 is a performance urethane casting resin that has been described by many as having similar performance and mechanical characteristics to ABS plastic, with high compressive and flexural strength. TASK™ 21 has no odor and is easy to process. Mix ratio is 2A:1B by weight or volume. Pot life is 6 minutes and handling strength is reached in 60 minutes at room temperature (depending on mass and configuration). TASK™ 21 features a low mixed viscosity of 500 cps and readily de-airs itself when cast into molds. SO-Strong™ or IGNITE™ colorants can be added for color and a variety of powder fillers can be added to alter performance or appearance characteristics. Applications for TASK™ 21 include rapid prototyping, casting strong and highly detailed models, making holding / assembly fixtures, figurines and decorative castings. IMPORTANT - TASK™ 21 can not be cast into platinum-cure silicone molds. We recommend casting TASK™ 21 into tin-cure silicone or urethane rubber molds (using a release agent).

TASK® 2 & TASK® 3 low viscosity, high performance casting resins offer superior physical and performance properties compared to our popular Smooth-Cast® Series of general purpose casting resins. Vacuum degassing is not necessary and they offer the convenience of a 1A:1B by volume (115A:100B by weight) mix ratio. The difference between TASK® 2 & TASK® 3 is the pot life and demold time. TASK® 2 & TASK® 3 are white. They have high tensile and flexural strength, as well as high flexural modulus. These plastics were formulated for a variety of industrial applications including pattern making and making prototype models. These resins are designed for casting in thicknesses up to 1/2" (1.27 cm). TASK® Plastics are moderately priced and are available in trial kits, one-gallon, five-gallon, 55-gallon drum and totes.

TASK™ 4 is a unique polyurethane casting resin that is very strong when cast in Ultra-Thin sections ranging from 0.03" to 0.50"(0.075cm to 1.27cm). TASK™ 4 has a very low mixed viscosity, ensuring flawless pick-up of even the finest detail. Cured plastic exhibits very low shrinkage which is why this plastic has become a favorite of prototype and design professionals throughout the world. Pot life is 20 minutes and cure time is 16 hours at 73°F/23°C. Vibrant colors and color effects are possible by adding SO-Strong™ color tints. Fully cured models made from TASK™ 4 are tough, durable, machinable and paintable. They resist moisture and mild solvents. Applications for TASK™ 4 include making prototype and architectural models, model toys, durable miniatures, ultra-thin mechanical parts and special effect props.

TASK™ 5 & TASK™ 6 low cost, high performance casting resins yield castings that are tan and virtually bubble free. These resins offer superior physical and performance properties compared to our popular Smooth-Cast™ Series of general purpose casting resins. Vacuum degassing is not necessary and they offer the convenience of a 1A:1B by volume or weight mix ratio. The differences between TASK™5 and TASK™6 are the pot life and demold time. TASK™ 5 & TASK™ 6 have high tensile and flexural strength, as well as high flexural modulus. These plastics were formulated for a variety of industrial applications including pattern making and making prototype models. These resins are designed for casting in thicknesses up to 1/2" (1.27 cm).

TASK™ 5 & TASK™ 6 low cost, high performance casting resins yield castings that are tan and virtually bubble free. These resins offer superior physical and performance properties compared to our popular Smooth-Cast™ Series of general purpose casting resins. Vacuum degassing is not necessary and they offer the convenience of a 1A:1B by volume or weight mix ratio. The differences between TASK™5 and TASK™6 are the pot life and demold time. TASK™ 5 & TASK™ 6 have high tensile and flexural strength, as well as high flexural modulus. These plastics were formulated for a variety of industrial applications including pattern making and making prototype models. These resins are designed for casting in thicknesses up to 1/2" (1.27 cm).

Flame Out™ is a low viscosity, fast set casting resin that meets UL 94 V-O requirements for flame resistance. It does not contain mercury, TDI or MOCA. Mix ratio is 1A:1B by volume. Pot life is 2.5 min. and demold time is 10 min. at 73°F / 23°C (depending on mass). Fully cured Flame Out™ material is tough, durable, machinable and paintable. It has much higher physical and performance properties than any other flame rated urethane available anywhere. Vibrant colors and color effects are possible by adding SO-Strong™ color tints. Applications for Flame Out™ include making flame resistant prototype and architectural models, model toys, theme park and stage elements, durable miniatures and special effect props. Material can also be used for potting and encapsulation applications.

TASK™ 8 is a heat resistant polyurethane resin system made specifically for prototyping / casting applications which require thermal resistance of up to 263°F /129°C. 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 "Heat Curing" section for curing schedule details. Applications include making machine housings, thermo-forming and general prototyping / casting.

TASK™ 9 Colormatch is a high performance urethane casting resin that features very high compressive strength and tensile strength. TASK™ 9 is clear amber, which makes this plastic very easy to color using SO-Strong™ or IGNITE™ colorants. With a mix ratio of 1A:1B by volume, TASK™ 9 is easy to use and a low mixed viscosity (300 cps) ensures minimal bubble entrapment. Pot life is 7 minutes and cure time is about 60 minutes (depending on mass). TASK™ 9 is ideal for making impact resistant tooling, color accurate prototypes / models as well as durable reproductions. This resin is designed for casting in thicknesses up to 1/2" (1.27 cm).

PU20940 is a high performance, low viscosity polyurethane resin system offering excellent insulation characteristics and water-resistant properties. PU20940 has been developed for the potting of delicate electronic components requiring electrical insulation and environmental protection. The material cures at room temperature offering a long work life to give a soft flexible product. The standard colour is natural but other colours are available on request subject to volume. Features: - Non-toxic - Low viscosity - Excellent electrical protection - Long pot life

TECHSIL PU217 is a two-part, room temperature curing polyurethane system, with outstanding abrasion resistance and toughness. Applications include cable jointing, hand held tool handles and abrasion resistant liners. Features - Non Toxic - Outstanding abrasion resistance - Excellent tear resistance - Medium viscosity - UV resistant

Techsil VT2420LV is a two-part, low viscosity room temperature curing polyurethane resin designed for the potting and encapsulation of LED's, Lumiere's and Modules. As well as the manufacture of badges and decals. Techsil VT2420LV has excellent outdoor weathering properties, due to the incorporation of both UV resistant base materials and the addition of UV stabilisers and antioxidants. Features: - Water clear - Fast setting - Excellent long term UV stability. - Scratch and mark resistant. - Non-toxic. - Meets requirements of WEEE and RoHS. - Easy to mix and process.

- 10% Deflection for optimum life - Hardness 60 Shore D - High abrasion and wear resistance - Good machinability - High load­bearing capacity - Special forming applications.

- 15% Deflection for optimum life - Hardness 95 Shore A - Best tear strength and cut resistance - High load­bearing capacity - Definition with less penetration - Generally used for forming heavier and tougher metals.

- 25% Deflection for optimum life - Hardness 90 Shore A - Good load­bearing capacity and best abrasion and wear resistance - best general purpose material.

- Hardness 35 Shore A - Limited special applications

- 35% Deflection for optimum life - Hardness 80 Shore A - Lower load­bearing capacity - Best for lighter gages and softer materials.

- Hardness 45 Shore A - Limited special applications

- 5% Deflection for optimum life - Hardness 79 Shore D - Greatest abrasion and wear resistance - Excellent machinability - Highest load­bearing capacity - closest to steel replacement in standard forming operations i.e. matching dies, blocks, jaws, etc.

- Hardness 55 Shore A - Lowest load­bearing capacity - Not for forming applications.

- 35% Deflection for optimum life - Hardness 65 Shore A - Low load­bearing capacity - Best for extremely light gages and extremely soft materials.

- 35% Deflection for optimum life - Hardness 75 Shore A - Low load­bearing capacity - Best for very light gages and very soft materials.

Ure-Bond™ 90 is a two component, slightly expanding urethane adhesive that offers a strong, rigid bond between urethane modeling board surfaces, up to 30# density. It will also bond segments of EPS foam. It slightly expands to fill gaps, holes and micro cracks between board segments for level, predictable bonding. Ure-Bond™ 90 is machinable in 4 hours and sands uniformly to minimize or eliminate post finishing. Ure-Bond™ 90 is also ideal for bonding a variety of other porous and non-porous, rigid substrates. The mix ratio is 1A:1B by volume, pot life is 8 minutes, machining time is 4 hours and full cure time is 16 hours at room temperature (73°F / 23°C).

URE-BOND® II is a premium performance urethane adhesive compound that offers a strong flexible bond between many different surfaces. URE-BOND® is ideal for adhering polyurethane rubber and other polymer products to many types of substrates (such as plaster, wood, cement, stone) and non-porous materials (such as glass, hard plastics and a variety of metals). URE-BOND® II has also been used to repair torn polyurethane molds on a limited basis (with proper surface preparation). Working time is 5 minutes at room temperature (73° F / 23° C). Once mixed and applied, URE-BOND® takes about 60 minutes to cure and yields a strong, flexible bond.

Using Smooth-On's exclusive "V-Polymer™" technology, VytaFlex™ urethane rubbers offer superior physical and performance properties for casting concrete. VytaFlex™ urethanes are available in 10A, 20A, 30A, 40A, 45A, 50A and 60A Shore hardness's and feature convenient one-to-one by volume mix ratios. Vacuum degassing is not necessary and VytaFlex™ rubbers cure with negligible shrinkage to a durable rubber that will last in production. VytaFlex™ mold rubbers work especially well for casting pigmented / colored concrete. Molds made with VytaFlex™ Series urethanes will render accurate and uniform colored castings.

Using Smooth-On's exclusive "V-Polymer™" technology, VytaFlex™ urethane rubbers offer superior physical and performance properties for casting concrete. VytaFlex™ urethanes are available in 10A, 20A, 30A, 40A, 45A, 50A and 60A Shore hardness's and feature convenient one-to-one by volume mix ratios. Vacuum degassing is not necessary and VytaFlex™ rubbers cure with negligible shrinkage to a durable rubber that will last in production. VytaFlex™ mold rubbers work especially well for casting pigmented / colored concrete. Molds made with VytaFlex™ Series urethanes will render accurate and uniform colored castings.

Using Smooth-On's exclusive "V-Polymer™" technology, VytaFlex™ urethane rubbers offer superior physical and performance properties for casting concrete. VytaFlex™ urethanes are available in 10A, 20A, 30A, 40A, 45A, 50A and 60A Shore hardness's and feature convenient one-to-one by volume mix ratios. Vacuum degassing is not necessary and VytaFlex™ rubbers cure with negligible shrinkage to a durable rubber that will last in production. VytaFlex™ mold rubbers work especially well for casting pigmented / colored concrete. Molds made with VytaFlex™ Series urethanes will render accurate and uniform colored castings.

Using Smooth-On's exclusive "V-Polymer™" technology, VytaFlex™ urethane rubbers offer superior physical and performance properties for casting concrete. VytaFlex™ urethanes are available in 10A, 20A, 30A, 40A, 45A, 50A and 60A Shore hardness's and feature convenient one-to-one by volume mix ratios. Vacuum degassing is not necessary and VytaFlex™ rubbers cure with negligible shrinkage to a durable rubber that will last in production. VytaFlex™ mold rubbers work especially well for casting pigmented / colored concrete. Molds made with VytaFlex™ Series urethanes will render accurate and uniform colored castings.

Using Smooth-On's exclusive "V-Polymer™" technology, VytaFlex™ urethane rubbers offer superior physical and performance properties for casting concrete. VytaFlex™ urethanes are available in 10A, 20A, 30A, 40A, 45A, 50A and 60A Shore hardness's and feature convenient one-to-one by volume mix ratios. Vacuum degassing is not necessary and VytaFlex™ rubbers cure with negligible shrinkage to a durable rubber that will last in production. VytaFlex™ mold rubbers work especially well for casting pigmented / colored concrete. Molds made with VytaFlex™ Series urethanes will render accurate and uniform colored castings.

Using Smooth-On's exclusive "V-Polymer™" technology, VytaFlex™ urethane rubbers offer superior physical and performance properties for casting concrete. VytaFlex™ urethanes are available in 10A, 20A, 30A, 40A, 45A, 50A and 60A Shore hardness's and feature convenient one-to-one by volume mix ratios. Vacuum degassing is not necessary and VytaFlex™ rubbers cure with negligible shrinkage to a durable rubber that will last in production. VytaFlex™ mold rubbers work especially well for casting pigmented / colored concrete. Molds made with VytaFlex™ Series urethanes will render accurate and uniform colored castings.