WATER CLEAR RIGID 82 SHORE D URETHANE CASTING SYSTEM
PRODUCT HIGHLIGHTS:
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Exceptional clarity
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Good exterior weatherability, non-yellowing, light stable product
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Impact resistant
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No odor
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UV light and oxidation resistant
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Water resistant
PRODUCT DESCRIPTION:
RC 783 is an impact resistant rigid 82 shore D material that is completely used to make clear or tinted castings of all kinds. When used at room temperature, castings 1/8″ thick or larger can be readily cast. Castings that are less than 1/8″ thick generally require a mild post-cure.
TYPICAL PRODUCT USES:
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Prototype computer types
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Models of all kinds
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Artwork components
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Architectural models
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Transportation cases
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Miniatures and movie props
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Good for outdoor and wet applications
PHYSICAL PROPERTIES
| Hardness, Shore D, ASTM D 2240 | 82 |
| Specific Gravity, (gm/cc) curedcu. in. per pound | 1.0526.4 |
| Color | Water clear/slight color |
| Tensile Strength, (psi) at yield ASTM D-638 | 6650 |
| Tensile Modulus, (psi) | 2.6X105 |
| Elongation, (%) at yield | 5 |
| Elongation, (%) at break | 65 |
| Shrinkage, (in./in) ASTM D-2566 [postcure @ 1750 F (790 C), 15 hrs] | 0.005 |
| Shrinkage, (in./in) ASTM D-2566 (ambient cure) | 0.004 |
| Izod Impact, (ft.-lb./in) ASTM D-256 | 1.0 |
| Compressive Strength, (psi) ASTM D-695 | 8350 |
| Compressive Modulus, (psi) | 3.5X105 |
| Heat Deflection Temperature, (66psi) ASTM D-648 | 1580 F(680 C) |
| Coefficient of Thermal Expansion, -40 to 2660 F(-200 to 1300 C) | 9X10-5 |
| Refractive Index, ASTM D-542 | 1.36 |
