Pressure Seal 21510 Polyacrylate

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Pressure Seal 21510 Polyacrylate
Categories:	Polymer; Thermoset; Rubber or Thermoset Elastomer (TSE)
Material Notes:	Compound 21510 is a 50 durometer black colored general purpose Polyacrylic elastomer. It exhibits good resistance to compression set, heat and petroleum based oils. This compound will meet or exceed the specifications listed and has the following physical properties: ASTM D2000 2 DF 510 A26 B16 B36 EO16 EO36; 2 DH 510 A26 B16 B36 EO16 EO36 Information provided by Pressure Seals Inc.
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Physical Properties	Original Value	Comments

Specific Gravity	1.25 g/cc

Mechanical Properties	Original Value	Comments
Hardness, Shore A	55
	45 @Temperature 100 °C, Time 252000 sec	Distilled water aged
	49 @Temperature 150 °C, Time 252000 sec	ASTM OIL #3
	55 @Temperature 150 °C, Time 252000 sec	ASTM OIL #1
	60 @Temperature 150 °C, Time 252000 sec	Heat Aged
	60 @Temperature 150 °C, Time 252000 sec	Heat Aged, Test Tube Method
Tensile Strength	1294 psi
	1253.9 psi @Temperature 150 °C, Time 252000 sec	ASTM OIL #3
	1471.3 psi @Temperature 150 °C, Time 252000 sec	ASTM OIL #1
	1493.3 psi @Temperature 150 °C, Time 252000 sec	Heat Aged
	1493.3 psi @Temperature 150 °C, Time 252000 sec	Heat Aged, Test Tube Method
Elongation, Ultimate	340 %
	290 % @Temperature 150 °C, Time 252000 sec	Heat Aged
	290 % @Temperature 150 °C, Time 252000 sec	Heat Aged, Test Tube Method
	310.1 % @Temperature 150 °C, Time 252000 sec	ASTM OIL #1
	330.1 % @Temperature 150 °C, Time 252000 sec	ASTM OIL #3
100% Modulus	294 psi
Tear Strength	132 pli	Die B
Compression Set	13.5 % @Temperature 150 °C, Time 79200 sec	Solid
	31.5 % @Temperature 150 °C, Time 79200 sec	Plied

Thermal Properties	Original Value	Comments
Brittleness Temperature	14.0 °F
Shrinkage	-1.10 % @Temperature 150 °C, Time 252000 sec	Volume, ASTM OIL #1
	11.8 % @Temperature 150 °C, Time 252000 sec	Volume, ASTM OIL #3
	62.2 % @Temperature 100 °C, Time 252000 sec	Volume, Distilled water aged

Descriptive Properties
Color	Black

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PPRESL248 / 318458

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