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| Urethane Properties |
| Chemical Resistance |
| TYPICAL URETHANE PROPERTIES DEPENDING ON URETHANE BACKBONE |
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| Lowest | Highest | |
| PREPOLYMER PROPERTIES | ||
| % NCO | 2 | 10 |
| Viscosity, @212°F (100°C) -cps | 150 | 980 |
| Specific Gravity, @212°F (100°C) | 150 | 980 |
| PROCESSING INFORMATION | ||
| Stoichiometry, % | 85 | 105 |
| Andur® Temp. °F | 158 | 220 |
| Curene® 442 Temp. °F | 240 | 250 |
| Pot Life, Minutes | 1 | 18 |
| Demold Time @212°F (100°C), Minutes | 15 | 60 |
| Cure Time in hours at 212°F | 3 | 16 |
| Cure Time in hours at 150-160°F | 0 | 16 |
| ELASTOMER PROPERTIES | ||
| Shore Hardness | 68A | 80D |
| Tensile, psi | 2145 | 9000 |
| Modulus, 100%, psi | 330 | 7800 |
| Modulus, 300%, psi | 470 | 8400 |
| Elongation | 150 | 885 |
| Tear Strength - Die C. pli | 205 | 1380 |
| Tear Strength - Split, pli | 55 | 476 |
| Compression Set, % | 18 | 45 |
| Bayshore Rebound, % | 18 | 58 |
| Cured Density, gm/cu.cm | 1.07 | 1.24 |
2113 South Nikolai Ave.
Marshfield, WI 54449-8830
Phone 715-387-6303
Fax 715-389-1926
email pco@pcourethane.com