Pressure Seal 23511 Ethylene Propylene

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Pressure Seal 23511 Ethylene Propylene
Categories:	Polymer; Thermoset; Rubber or Thermoset Elastomer (TSE)
Material Notes:	Compound 23511 is a 50 durometer black colored general purpose EPDM elastomer. It exhibits good resistance to heat, compression set and water. It will remain non brittle at low temperatures. This compound will meet or exceed the specifications listed and has the following physical properties: ASTM D2000 2 AA 512 A13 F17 C12 EA14; 3 AA 512 B13 B33 EA14 F17 G21; 2 BA 510 C12 F17; 8 BA 510 B13 C12; 3 CA 510 A25 B44 B35 C32 EA14 F17 F18 G21; 2 DA 510 A26 B36 C32 EA14 F19 G21 Information provided by Pressure Seals Inc.
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Physical Properties	Original Value	Comments

Specific Gravity	1.04 g/cc

Mechanical Properties	Original Value	Comments
Hardness, Shore A	54
	54 @Temperature 70.0 °C, Time 252000 sec	Heat Aged
	54 @Temperature 100 °C, Time 252000 sec	Distilled water aged
	56 @Temperature 100 °C, Time 252000 sec	Heat Aged
	57 @Temperature 125 °C, Time 252000 sec	Heat Aged
	57 @Temperature 125 °C, Time 252000 sec	Heat Aged, Test Tube Method
	58 @Temperature 150 °C, Time 252000 sec	Heat Aged, Test Tube Method
	58 @Temperature 150 °C, Time 252000 sec	Heat Aged
Tensile Strength	1507 psi
	1481.4 psi @Temperature 100 °C, Time 252000 sec	Heat Aged
	1567.3 psi @Temperature 70.0 °C, Time 252000 sec	Heat Aged
	1588.4 psi @Temperature 125 °C, Time 252000 sec	Heat Aged
	1588.4 psi @Temperature 125 °C, Time 252000 sec	Heat Aged, Test Tube Method
	1793.3 psi @Temperature 150 °C, Time 252000 sec	Heat Aged, Test Tube Method
	1793.3 psi @Temperature 150 °C, Time 252000 sec	Heat Aged
Elongation, Ultimate	474 %
	412.9 % @Temperature 70.0 °C, Time 252000 sec	Heat Aged
	479.2 % @Temperature 125 °C, Time 252000 sec	Heat Aged
	479.2 % @Temperature 125 °C, Time 252000 sec	Heat Aged, Test Tube Method
	503.9 % @Temperature 100 °C, Time 252000 sec	Heat Aged
	534.2 % @Temperature 150 °C, Time 252000 sec	Heat Aged
	534.2 % @Temperature 150 °C, Time 252000 sec	Heat Aged, Test Tube Method
100% Modulus	175 psi
Tear Strength	96.0 pli	Die B
	150 pli	Die C
Compression Set	12.5 % @Temperature 100 °C, Time 79200 sec	Plied
	13.5 % @Temperature 100 °C, Time 79200 sec	Solid
	14.6 % @Temperature 125 °C, Time 79200 sec	Plied
	15.2 % @Temperature 100 °C, Time 252000 sec	Solid
	17.3 % @Temperature 100 °C, Time 252000 sec	Plied
	17.6 % @Temperature 150 °C, Time 79200 sec	Plied

Thermal Properties	Original Value	Comments
Brittleness Temperature	<= -105 °F
Shrinkage	1.5 % @Temperature 100 °C, Time 252000 sec	Volume, Distilled water aged

Descriptive Properties
Color	Black

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PPRESL219 / 318429

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