RS-3720

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

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