Pressure Seal 4403 Chloroprene

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Pressure Seal 4403 Chloroprene
Categories:	Polymer; Thermoset; Rubber or Thermoset Elastomer (TSE)
Material Notes:	Compound 4403 is a 40 durometer black colored Neoprene elastomer, it is formulated for ozone resistance. It exhibits good physicals and excellent low temperature flexibility. This compound will meet or exceed the specifications listed and has the following physical properties: ASTM D2000 2 BC 415 A14 B14 EO14 F17; 5 BC 415 A14 B14 EO14 F17; 2 BE 415 A14 B14 EO14 F17 MIL-R-6855 CLASS 2 TYPE A & B GRADE 40 Information provided by Pressure Seals Inc.
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Physical Properties	Original Value	Comments

Specific Gravity	1.29 g/cc

Mechanical Properties	Original Value	Comments
Hardness, Shore A	42
	32 @Temperature 100 °C, Time 252000 sec	ASTM Oil #3
	37 @Temperature 23.0 °C, Time 252000 sec	ASTM Reference Fuel B
	40 @Temperature 100 °C, Time 252000 sec	ASTM Oil #1
	42 @Temperature 23.0 °C, Time 252000 sec	ASTM Reference Fuel A
	43 @Temperature 100 °C, Time 252000 sec	Distilled water aged
	48 @Temperature 100 °C, Time 252000 sec	Heat Aged
	65 @Temperature 125 °C, Time 252000 sec	Heat Aged
Tensile Strength	1547 psi
	419.2 psi @Temperature 23.0 °C, Time 252000 sec	ASTM Reference Fuel B
	484.2 psi @Temperature 100 °C, Time 252000 sec	ASTM Oil #3
	1092.2 psi @Temperature 23.0 °C, Time 252000 sec	ASTM Reference Fuel A
	1418.6 psi @Temperature 125 °C, Time 252000 sec	Heat Aged
	1689.3 psi @Temperature 100 °C, Time 252000 sec	ASTM Oil #1
	1707.9 psi @Temperature 100 °C, Time 252000 sec	Heat Aged
Elongation, Ultimate	655 %
	267.2 % @Temperature 23.0 °C, Time 252000 sec	ASTM Reference Fuel B
	282.96 % @Temperature 100 °C, Time 252000 sec	ASTM Oil #3
	322.9 % @Temperature 125 °C, Time 252000 sec	Heat Aged
	508.3 % @Temperature 23.0 °C, Time 252000 sec	ASTM Reference Fuel A
	609.8 % @Temperature 100 °C, Time 252000 sec	ASTM Oil #1
	620.9 % @Temperature 100 °C, Time 252000 sec	Heat Aged
100% Modulus	110 psi
Tear Strength	83.0 pli	Die B
	122 pli	Die C
Compression Set	6.0 % @Temperature 100 °C, Time 252000 sec	Solid
	10.9 % @Temperature 100 °C, Time 79200 sec	Solid
	17.5 % @Temperature 100 °C, Time 79200 sec	Plied

Thermal Properties	Original Value	Comments
Brittleness Temperature	<= -75.0 °F
Shrinkage	-9.30 % @Temperature 100 °C, Time 252000 sec	Volume, ASTM Oil #1
	0.60 % @Temperature 23.0 °C, Time 252000 sec	Volume, ASTM Reference Fuel A
	13.2 % @Temperature 100 °C, Time 252000 sec	Volume, Distilled water aged
	49.7 % @Temperature 23.0 °C, Time 252000 sec	Volume, ASTM Reference Fuel B
	68.3 % @Temperature 100 °C, Time 252000 sec	Volume, ASTM Oil #3

Descriptive Properties
Color	Black

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PPRESL064 / 318274

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