Pressure Seal 55788 Nitrile

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Pressure Seal 55788 Nitrile - Butadiene
Categories:	Polymer; Thermoset; Rubber or Thermoset Elastomer (TSE)
Material Notes:	Compound 55788 is a 70 durometer black colored highly saturated nitrile ( HSN ) elastomer, it is specifically formulated to be electrically conductive. It exhibits good resistance to abrasion and petroleum based oils. This compound will meet or exceed the specifications listed and has the following physical properties: ASTM D2000 2 BF 725 EO14 EO34 F19; 3 BG 730 B14 F19; 4 BG 730 A14 B14 F19; 2 BG 725 EA14 EF11 EF21 EO14 EO34 F17; 5 BG 720 A14 EO14 EO34 F17; 2 CH 725 A25 EO35 F17; 3 CH 725 A25 EO16 EO36; 5 CH 720 A25 B14 F14; 6 CH 720 A15 EO36 F17 Information provided by Pressure Seals Inc.
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Physical Properties	Original Value	Comments

Specific Gravity	1.10 g/cc

Mechanical Properties	Original Value	Comments
Hardness, Shore A	75
	56 @Temperature 23.0 °C, Time 252000 sec	ASTM Reference Fuel C
	61 @Temperature 23.0 °C, Time 252000 sec	ASTM Reference Fuel B
	70 @Temperature 125 °C, Time 252000 sec	ASTM Oil #3
	71 @Temperature 150 °C, Time 252000 sec	ASTM Oil #3
	71 @Temperature 150 °C, Time 252000 sec	ASTM Oil #1
	71 @Temperature 100 °C, Time 252000 sec	ASTM Oil #3
	75 @Temperature 100 °C, Time 252000 sec	Distilled water aged
	75 @Temperature 23.0 °C, Time 252000 sec	ASTM Reference Fuel A
	78 @Temperature 100 °C, Time 252000 sec	ASTM Oil #1
	79 @Temperature 125 °C, Time 252000 sec	ASTM Oil #1
	80 @Temperature 100 °C, Time 252000 sec	Heat Aged
	84 @Temperature 125 °C, Time 252000 sec	Heat Aged
	85 @Temperature 150 °C, Time 252000 sec	Heat Aged
Tensile Strength	3968 psi
	1372.9 psi @Temperature 23.0 °C, Time 252000 sec	ASTM Reference Fuel C
	2182.4 psi @Temperature 23.0 °C, Time 252000 sec	ASTM Reference Fuel B
	3864.8 psi @Temperature 100 °C, Time 252000 sec	ASTM Oil #3
	3987.8 psi @Temperature 125 °C, Time 252000 sec	ASTM Oil #3
	4031.5 psi @Temperature 23.0 °C, Time 252000 sec	ASTM Reference Fuel A
	4182.3 psi @Temperature 150 °C, Time 252000 sec	ASTM Oil #3
	4182.3 psi @Temperature 150 °C, Time 252000 sec	ASTM Oil #1
	4456.1 psi @Temperature 100 °C, Time 252000 sec	Heat Aged
	4464 psi @Temperature 125 °C, Time 252000 sec	ASTM Oil #1
	4523.5 psi @Temperature 125 °C, Time 252000 sec	Heat Aged
	4551.3 psi @Temperature 100 °C, Time 252000 sec	ASTM Oil #1
	4833 psi @Temperature 150 °C, Time 252000 sec	Heat Aged
Elongation, Ultimate	529 %
	241.8 % @Temperature 23.0 °C, Time 252000 sec	ASTM Reference Fuel C
	349.1 % @Temperature 23.0 °C, Time 252000 sec	ASTM Reference Fuel B
	415.8 % @Temperature 150 °C, Time 252000 sec	Heat Aged
	502.1 % @Temperature 125 °C, Time 252000 sec	Heat Aged
	512.07 % @Temperature 150 °C, Time 252000 sec	ASTM Oil #3
	512.07 % @Temperature 150 °C, Time 252000 sec	ASTM Oil #1
	523.2 % @Temperature 125 °C, Time 252000 sec	ASTM Oil #1
	525.8 % @Temperature 100 °C, Time 252000 sec	ASTM Oil #3
	529 % @Temperature 23.0 °C, Time 252000 sec	ASTM Reference Fuel A
	537.993 % @Temperature 100 °C, Time 252000 sec	ASTM Oil #1
	543.3 % @Temperature 100 °C, Time 252000 sec	Heat Aged
	544.9 % @Temperature 125 °C, Time 252000 sec	ASTM Oil #3
100% Modulus	490 psi
Tear Strength	310 pli	Die C
	367 pli	Die B
Compression Set	28.2 % @Temperature 100 °C, Time 79200 sec	Solid
	33.6 % @Temperature 100 °C, Time 252000 sec	Solid
	40.4 % @Temperature 100 °C, Time 79200 sec	Plied
	44.7 % @Temperature 100 °C, Time 252000 sec	Plied
	59.5 % @Temperature 150 °C, Time 79200 sec	Plied

Thermal Properties	Original Value	Comments
Brittleness Temperature	-72.0 °F
Shrinkage	-5.50 % @Temperature 100 °C, Time 252000 sec	Volume, ASTM Oil #1
	-5.20 % @Temperature 125 °C, Time 252000 sec	Volume, ASTM Oil #1
	-0.300 % @Temperature 100 °C, Time 252000 sec	Volume, Distilled water aged
	0.60 % @Temperature 23.0 °C, Time 252000 sec	Volume, ASTM Reference Fuel A
	10.9 % @Temperature 100 °C, Time 252000 sec	Volume, ASTM Oil #3
	12.2 % @Temperature 125 °C, Time 252000 sec	Volume, ASTM Oil #3
	14.3 % @Temperature 150 °C, Time 252000 sec	Volume, ASTM Oil #3
	14.3 % @Temperature 150 °C, Time 252000 sec	Volume, ASTM Oil #1
	31.4 % @Temperature 23.0 °C, Time 252000 sec	Volume, ASTM Reference Fuel B
	55 % @Temperature 23.0 °C, Time 252000 sec	Volume, ASTM Reference Fuel C

Descriptive Properties
Color	Black

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PPRESL052 / 318262

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