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Pressure Seal 55888 Nitrile - Butadiene
Categories: Polymer; Thermoset; Rubber or Thermoset Elastomer (TSE)
Material Notes: Compound 55888 is an 80 durometer black Highly Saturated Nitrile elastomer, it is formulated to be electrically conductive. It exhibits good resistance to petroleum based oils and sour crude. It displays lower brittle point temperature than Buna N with the same volume swelling gasoline.

This compound will meet or exceed the specifications listed and has the following physical properties: ASTM D2000 2 BF 820 B14 B34 EO14 EO34 F19; 3 BG 820 B14 EO14 F19; 3 BG 820 A14 B14 EO14 F19; 4 BG 820 A14 B14 EO14 F19; 6 BG 820 A14 B14 B34 EO14 EO34 F17; 7 BG 820 B14 EO14 EO34 Ef11 Ef21 EA14 F16; 3 CH 820 A25 B14 B34 EO16 EO36; 4 CH 820 A25 B14 EO15 EO35 F16; 5 CH 820 A25 B14 B34 F14; 6 CH 820 A25 B14 B34 F17

Information provided by Pressure Seals Inc.
Vendors: No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
 
Physical PropertiesMetricEnglishComments
Specific Gravity 1.16 g/cc1.16 g/cc
 
Mechanical PropertiesMetricEnglishComments
Hardness, Shore A 8181
 60
@Temperature 23.0 °C,
Time 252000 sec		60
@Temperature 73.4 °F,
Time 70.0 hour		ASTM Reference Fuel C
 64
@Temperature 23.0 °C,
Time 252000 sec		64
@Temperature 73.4 °F,
Time 70.0 hour		ASTM Reference Fuel B
 72
@Temperature 125 °C,
Time 252000 sec		72
@Temperature 257 °F,
Time 70.0 hour		ASTM Oil #3
 75
@Temperature 150 °C,
Time 252000 sec		75
@Temperature 302 °F,
Time 70.0 hour		ASTM Oil #3
 76
@Temperature 100 °C,
Time 252000 sec		76
@Temperature 212 °F,
Time 70.0 hour		ASTM Oil #3
 81
@Temperature 23.0 °C,
Time 252000 sec		81
@Temperature 73.4 °F,
Time 70.0 hour		ASTM Reference Fuel A
 81
@Temperature 125 °C,
Time 252000 sec		81
@Temperature 257 °F,
Time 70.0 hour		ASTM Oil #1
 84
@Temperature 150 °C,
Time 252000 sec		84
@Temperature 302 °F,
Time 70.0 hour		ASTM Oil #1
 84
@Temperature 100 °C,
Time 252000 sec		84
@Temperature 212 °F,
Time 70.0 hour		Distilled water aged
 85
@Temperature 100 °C,
Time 252000 sec		85
@Temperature 212 °F,
Time 70.0 hour		Heat Aged
 85
@Temperature 100 °C,
Time 252000 sec		85
@Temperature 212 °F,
Time 70.0 hour		ASTM Oil #1
 86
@Temperature 125 °C,
Time 252000 sec		86
@Temperature 257 °F,
Time 70.0 hour		Heat Aged
 86
@Temperature 100 °C,
Time 252000 sec		86
@Temperature 212 °F,
Time 70.0 hour		Heat Aged, Test Tube Method
 88
@Temperature 100 °C,
Time 252000 sec		88
@Temperature 212 °F,
Time 70.0 hour		Heat Aged, Test Tube Method
 88
@Temperature 150 °C,
Time 252000 sec		88
@Temperature 302 °F,
Time 70.0 hour		Heat Aged
Tensile Strength 20.43 MPa2963 psi
 8.27385 MPa
@Temperature 23.0 °C,
Time 252000 sec		1200.02 psi
@Temperature 73.4 °F,
Time 70.0 hour		ASTM Reference Fuel C
 9.9898 MPa
@Temperature 23.0 °C,
Time 252000 sec		1448.9 psi
@Temperature 73.4 °F,
Time 70.0 hour		ASTM Reference Fuel B
 18.550 MPa
@Temperature 23.0 °C,
Time 252000 sec		2690.4 psi
@Temperature 73.4 °F,
Time 70.0 hour		ASTM Reference Fuel A
 18.734 MPa
@Temperature 150 °C,
Time 252000 sec		2717.1 psi
@Temperature 302 °F,
Time 70.0 hour		ASTM Oil #3
 19.265 MPa
@Temperature 100 °C,
Time 252000 sec		2794.1 psi
@Temperature 212 °F,
Time 70.0 hour		ASTM Oil #3
 19.90 MPa
@Temperature 150 °C,
Time 252000 sec		2886 psi
@Temperature 302 °F,
Time 70.0 hour		Heat Aged
 20.511 MPa
@Temperature 125 °C,
Time 252000 sec		2974.9 psi
@Temperature 257 °F,
Time 70.0 hour		ASTM Oil #1
 20.858 MPa
@Temperature 100 °C,
Time 252000 sec		3025.2 psi
@Temperature 212 °F,
Time 70.0 hour		ASTM Oil #1
 21.0 MPa
@Temperature 100 °C,
Time 252000 sec		3040 psi
@Temperature 212 °F,
Time 70.0 hour		Heat Aged, Test Tube Method
 22.451 MPa
@Temperature 125 °C,
Time 252000 sec		3256.3 psi
@Temperature 257 °F,
Time 70.0 hour		Heat Aged
 22.451 MPa
@Temperature 100 °C,
Time 252000 sec		3256.3 psi
@Temperature 212 °F,
Time 70.0 hour		Heat Aged, Test Tube Method
 22.595 MPa
@Temperature 125 °C,
Time 252000 sec		3277.1 psi
@Temperature 257 °F,
Time 70.0 hour		ASTM Oil #3
 22.595 MPa
@Temperature 150 °C,
Time 252000 sec		3277.1 psi
@Temperature 302 °F,
Time 70.0 hour		ASTM Oil #1
 23.391 MPa
@Temperature 100 °C,
Time 252000 sec		3392.6 psi
@Temperature 212 °F,
Time 70.0 hour		Heat Aged
Elongation, Ultimate 380 %380 %
 160 %
@Temperature 23.0 °C,
Time 252000 sec		160 %
@Temperature 73.4 °F,
Time 70.0 hour		ASTM Reference Fuel C
 199.9 %
@Temperature 23.0 °C,
Time 252000 sec		199.9 %
@Temperature 73.4 °F,
Time 70.0 hour		ASTM Reference Fuel B
 229.9 %
@Temperature 100 °C,
Time 252000 sec		229.9 %
@Temperature 212 °F,
Time 70.0 hour		Heat Aged, Test Tube Method
 229.9 %
@Temperature 150 °C,
Time 252000 sec		229.9 %
@Temperature 302 °F,
Time 70.0 hour		Heat Aged
 310.1 %
@Temperature 100 °C,
Time 252000 sec		310.1 %
@Temperature 212 °F,
Time 70.0 hour		Heat Aged, Test Tube Method
 319.96 %
@Temperature 150 °C,
Time 252000 sec		319.96 %
@Temperature 302 °F,
Time 70.0 hour		ASTM Oil #3
 340.1 %
@Temperature 125 °C,
Time 252000 sec		340.1 %
@Temperature 257 °F,
Time 70.0 hour		ASTM Oil #3
 340.1 %
@Temperature 150 °C,
Time 252000 sec		340.1 %
@Temperature 302 °F,
Time 70.0 hour		ASTM Oil #1
 349.98 %
@Temperature 125 °C,
Time 252000 sec		349.98 %
@Temperature 257 °F,
Time 70.0 hour		ASTM Oil #1
 359.86 %
@Temperature 100 °C,
Time 252000 sec		359.86 %
@Temperature 212 °F,
Time 70.0 hour		ASTM Oil #3
 359.86 %
@Temperature 100 °C,
Time 252000 sec		359.86 %
@Temperature 212 °F,
Time 70.0 hour		Heat Aged
 361.6 %
@Temperature 125 °C,
Time 252000 sec		361.6 %
@Temperature 257 °F,
Time 70.0 hour		Heat Aged
 369.5 %
@Temperature 23.0 °C,
Time 252000 sec		369.5 %
@Temperature 73.4 °F,
Time 70.0 hour		ASTM Reference Fuel A
 372 %
@Temperature 100 °C,
Time 252000 sec		372 %
@Temperature 212 °F,
Time 70.0 hour		ASTM Oil #1
100% Modulus 5.52 MPa800 psi
Tear Strength 44.9 kN/m256 pliDie B
Compression Set  19.3 %
@Temperature 100 °C,
Time 79200 sec		19.3 %
@Temperature 212 °F,
Time 22.0 hour		Plied
 21.4 %
@Temperature 100 °C,
Time 79200 sec		21.4 %
@Temperature 212 °F,
Time 22.0 hour		Solid
 24.4 %
@Temperature 100 °C,
Time 252000 sec		24.4 %
@Temperature 212 °F,
Time 70.0 hour		Solid
 30.3 %
@Temperature 100 °C,
Time 252000 sec		30.3 %
@Temperature 212 °F,
Time 70.0 hour		Plied
 
Thermal PropertiesMetricEnglishComments
Brittleness Temperature -55.0 °C-67.0 °F
Shrinkage  -2.80 %
@Temperature 100 °C,
Time 252000 sec		-2.80 %
@Temperature 212 °F,
Time 70.0 hour		Volume, ASTM Oil #1
 -2.60 %
@Temperature 150 °C,
Time 252000 sec		-2.60 %
@Temperature 302 °F,
Time 70.0 hour		Volume, ASTM Oil #1
 -2.40 %
@Temperature 125 °C,
Time 252000 sec		-2.40 %
@Temperature 257 °F,
Time 70.0 hour		Volume, ASTM Oil #1
 1.6 %
@Temperature 23.0 °C,
Time 252000 sec		1.6 %
@Temperature 73.4 °F,
Time 70.0 hour		Volume, ASTM Reference Fuel A
 2.0 %
@Temperature 100 °C,
Time 252000 sec		2.0 %
@Temperature 212 °F,
Time 70.0 hour		Volume, Distilled water aged
 13 %
@Temperature 100 °C,
Time 252000 sec		13 %
@Temperature 212 °F,
Time 70.0 hour		Volume, ASTM Oil #3
 16.7 %
@Temperature 125 °C,
Time 252000 sec		16.7 %
@Temperature 257 °F,
Time 70.0 hour		Volume, ASTM Oil #3
 17.6 %
@Temperature 150 °C,
Time 252000 sec		17.6 %
@Temperature 302 °F,
Time 70.0 hour		Volume, ASTM Oil #3
 33.2 %
@Temperature 23.0 °C,
Time 252000 sec		33.2 %
@Temperature 73.4 °F,
Time 70.0 hour		Volume, ASTM Reference Fuel B
 56.5 %
@Temperature 23.0 °C,
Time 252000 sec		56.5 %
@Temperature 73.4 °F,
Time 70.0 hour		Volume, ASTM Reference Fuel C
 
Descriptive Properties
ColorBlack

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

PPRESL056 / 318266

Specialty Compounds RTP Company




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