RS-3720 – RIGID SHORE D-70 POLYURETHANE
RS-3720 is a high performance rigid shore D-70 urethane material that has the look and feel of a thermoplastic material but can be cast into thin and thickwall parts. This material offers outstanding mechanical properties, including very high impact strength. This material can be pigmented to any color required.
TYPICAL CURED PROPERTIES
| DESCRIPTION | ASTM TEST METHOD |
|
| COLOR | TRANSLUCENT | |
| HARDNESS – SHORE – D | D-2240 | 70-75 |
| SPECIFIC GRAVITY | 1.05 | |
| TENSILE STRENGTH | D412 | 4500 PSI |
| ELONGATION | D412 | 175% |
| FLEXURAL MODULUS | D790 | 65,000 PSI |
| FLEXURAL STRENGTH | D790 | 2800 PSI |
| NOTCHED IZOD IMPACT STRENGTH |
D-265 | 4.2 FT LB/IN |
| DIELECTRIC CONSTANT @ 25 oC | D150 | 3.93 |
| DIELECTRIC STRENGTH 1/16″ THK | D149 | 688 VPM |
| HEAT DISTORTION TEMP |
D648 | 98 oC |
| 1-9-95 | ||
