Pressure Seal 4523 Chloroprene

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Pressure Seal 4523 Chloroprene
Categories:	Polymer; Thermoset; Rubber or Thermoset Elastomer (TSE)
Material Notes:	Compound 4523 is a 50 durometer black colored Neoprene elastomer. It exhibits good resistance to heat and compression set. This compound will meet or exceed the specifications listed and has the following physical properties: ASTM D2000 2 BC 510 A14 B14 EO14; 5 BC 510 A14 B14 EO14; 5 BE 510 A14 B14 EO14 MIL-STD-417 Type S Class SB 510 A1 B1 E5 Information provided by Pressure Seals Inc.
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Physical Properties	Original Value	Comments

Specific Gravity	1.40 g/cc

Mechanical Properties	Original Value	Comments
Hardness, Shore A	52
	49 @Temperature 100 °C, Time 252000 sec	ASTM Oil #1
	50 @Temperature 100 °C, Time 252000 sec	Heat Aged
	54 @Temperature 100 °C, Time 252000 sec	Distilled water aged
	63 @Temperature 100 °C, Time 252000 sec	ASTM Oil #3
Tensile Strength	1432 psi
	389.5 psi @Temperature 100 °C, Time 252000 sec	ASTM Oil #3
	1399.6 psi @Temperature 100 °C, Time 252000 sec	ASTM Oil #1
	1589.5 psi @Temperature 100 °C, Time 252000 sec	Heat Aged
Elongation, Ultimate	520 %
	219.96 % @Temperature 100 °C, Time 252000 sec	ASTM Oil #3
	430.1 % @Temperature 100 °C, Time 252000 sec	ASTM Oil #1
	520 % @Temperature 100 °C, Time 252000 sec	Heat Aged
100% Modulus	135 psi
Tear Strength	82.0 pli	Die B; Method D 624
Compression Set	9.5 % @Temperature 100 °C, Time 79200 sec	Solid
	14.1 % @Temperature 100 °C, Time 252000 sec	Solid
	18.5 % @Temperature 100 °C, Time 79200 sec	Plied

Thermal Properties	Original Value	Comments
Brittleness Temperature	-29.0 °F
Shrinkage	-3.00 % @Temperature 100 °C, Time 252000 sec	Volume, ASTM Oil #1
	9.5 % @Temperature 100 °C, Time 252000 sec	Volume, Distilled water aged
	67.6 % @Temperature 100 °C, Time 252000 sec	Volume, ASTM Oil #3

Descriptive Properties
Color	Black

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PPRESL066 / 318276

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