Pressure Seal 23544 Ethylene Propylene

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Pressure Seal 23544 Ethylene Propylene
Categories:	Polymer; Thermoset; Rubber or Thermoset Elastomer (TSE)
Material Notes:	Compound 23544 is a 50 durometer black colored EPDM elastomer, it is formulated with FDA sanctioned materials. It exhibits good physicals. It has good resistance to heat and will remain non brittle at very low temperatures. This compound will meet or exceed the specifications listed and has the following physical properties: ASTM D2000 2 AA 515 A13 EA14 F17; 3 AA 515 B13 B33 EA14 F17 G21; 4 AA 515 A13 B13 B33 EA14 F17 G21; 5 AA 515 A13 B13 B33 EA14 F17 G21; 2 BA 515 F17; 3 BA 515 A14 B13 F17 F19; 4 BA 515 A14 F17; 5 BA 515 F17 F19; 8 BA 510 B13; 4 CA 515 A25 B44 EA14 F17 F18 F19 G11 G21; 3 CA 510 A25 B44 EA14 F17 F18 G11 G21; 2 DA 515 A26 B36 EA14 F19 G11 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	55
	55 @Temperature 100 °C, Time 252000 sec	Distilled water aged
	58 @Temperature 70.0 °C, Time 252000 sec	Heat Aged
	58 @Temperature 100 °C, Time 252000 sec	Heat Aged
	60 @Temperature 125 °C, Time 252000 sec	Heat Aged
	60 @Temperature 150 °C, Time 252000 sec	Heat Aged
	60 @Temperature 125 °C, Time 252000 sec	Heat Aged, Test Tube Method
	60 @Temperature 150 °C, Time 252000 sec	Heat Aged, Test Tube Method
Tensile Strength	1836 psi
	1542.2 psi @Temperature 150 °C, Time 252000 sec	Heat Aged
	1542.2 psi @Temperature 150 °C, Time 252000 sec	Heat Aged, Test Tube Method
	1942.5 psi @Temperature 100 °C, Time 252000 sec	Heat Aged
	1946.2 psi @Temperature 70.0 °C, Time 252000 sec	Heat Aged
	1988.4 psi @Temperature 125 °C, Time 252000 sec	Heat Aged
	1988.4 psi @Temperature 125 °C, Time 252000 sec	Heat Aged, Test Tube Method
Elongation, Ultimate	577 %
	567.2 % @Temperature 150 °C, Time 252000 sec	Heat Aged
	567.2 % @Temperature 150 °C, Time 252000 sec	Heat Aged, Test Tube Method
	578.7 % @Temperature 100 °C, Time 252000 sec	Heat Aged
	581 % @Temperature 70.0 °C, Time 252000 sec	Heat Aged
	613.9 % @Temperature 125 °C, Time 252000 sec	Heat Aged
	613.9 % @Temperature 125 °C, Time 252000 sec	Heat Aged, Test Tube Method
100% Modulus	163 psi
Tear Strength	159 pli	Die C
	173 pli	Die B
Compression Set	17.3 % @Temperature 100 °C, Time 252000 sec	Solid
	20.5 % @Temperature 125 °C, Time 79200 sec	Solid
	20.5 % @Temperature 100 °C, Time 252000 sec	Plied
	22.5 % @Temperature 100 °C, Time 79200 sec	Solid
	24 % @Temperature 150 °C, Time 252000 sec	Solid
	24 % @Temperature 125 °C, Time 79200 sec	Plied
	24.9 % @Temperature 100 °C, Time 79200 sec	Plied
	25.9 % @Temperature 150 °C, Time 79200 sec	Solid
	25.9 % @Temperature 70.0 °C, Time 79200 sec	Solid
	27.7 % @Temperature 70.0 °C, Time 79200 sec	Plied

Thermal Properties	Original Value	Comments
Brittleness Temperature	<= -81.0 °F
Shrinkage	0.40 % @Temperature 100 °C, Time 252000 sec	Volume, Distilled water aged

Descriptive Properties
Color	Black

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PPRESL222 / 318432

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