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Elmet Technologies

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Pressure Seal 77902 Nitrile - Butadiene
Categories: Polymer; Thermoset; Rubber or Thermoset Elastomer (TSE)
Material Notes: Compound 77902 is a 90 durometer black colored general purpose Carboxylated Nitrile elastomer. It exhibits good physicals.

This compound will meet or exceed the specifications listed and has the following physical properties: ASTM D2000 6 BG 915 B14 B34 EO14 EO34; 7 BG 915 B14 EA14 EF11 EF21; 4 BK 915 A24 B14 B34 EF11

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 PropertiesOriginal ValueComments
Specific Gravity 1.23 g/cc
 
Mechanical PropertiesOriginal ValueComments
Hardness, Shore A 90
 70
@Treatment Temp. 23.0 °C,
Time 252000 sec		ASTM Reference Fuel C
 74
@Treatment Temp. 23.0 °C,
Time 252000 sec		ASTM Reference Fuel B
 85
@Treatment Temp. 100 °C,
Time 252000 sec		Distilled water aged
 89
@Treatment Temp. 23.0 °C,
Time 252000 sec		ASTM Reference Fuel A
 89
@Treatment Temp. 100 °C,
Time 252000 sec		ASTM Oil #1
 90
@Treatment Temp. 150 °C,
Time 252000 sec		ASTM Oil #3
 90
@Treatment Temp. 100 °C,
Time 252000 sec		ASTM Oil #3
 90
@Treatment Temp. 125 °C,
Time 252000 sec		ASTM Oil #3
 94
@Treatment Temp. 125 °C,
Time 252000 sec		ASTM Oil #1
 94
@Treatment Temp. 100 °C,
Time 252000 sec		Heat Aged
 96
@Treatment Temp. 125 °C,
Time 252000 sec		Heat Aged
 96
@Treatment Temp. 150 °C,
Time 252000 sec		ASTM Oil #1
Tensile Strength 3348 psi
 1771.1 psi
@Treatment Temp. 23.0 °C,
Time 252000 sec		ASTM Reference Fuel C
 2346.9 psi
@Treatment Temp. 23.0 °C,
Time 252000 sec		ASTM Reference Fuel B
 3147.1 psi
@Treatment Temp. 23.0 °C,
Time 252000 sec		ASTM Reference Fuel A
 3217.4 psi
@Treatment Temp. 150 °C,
Time 252000 sec		ASTM Oil #3
 3676.1 psi
@Treatment Temp. 100 °C,
Time 252000 sec		Heat Aged
 3923.9 psi
@Treatment Temp. 125 °C,
Time 252000 sec		Heat Aged
 4044.4 psi
@Treatment Temp. 100 °C,
Time 252000 sec		ASTM Oil #1
 4195 psi
@Treatment Temp. 100 °C,
Time 252000 sec		ASTM Oil #3
 4201.7 psi
@Treatment Temp. 125 °C,
Time 252000 sec		ASTM Oil #1
 4205.1 psi
@Treatment Temp. 150 °C,
Time 252000 sec		ASTM Oil #1
 4339 psi
@Treatment Temp. 125 °C,
Time 252000 sec		ASTM Oil #3
Elongation, Ultimate 220 %
 100 %
@Treatment Temp. 125 °C,
Time 252000 sec		Heat Aged
 100 %
@Treatment Temp. 150 °C,
Time 252000 sec		ASTM Oil #1
 100 %
@Treatment Temp. 150 °C,
Time 252000 sec		ASTM Oil #3
 130 %
@Treatment Temp. 125 °C,
Time 252000 sec		ASTM Oil #1
 130 %
@Treatment Temp. 23.0 °C,
Time 252000 sec		ASTM Reference Fuel C
 130 %
@Treatment Temp. 125 °C,
Time 252000 sec		ASTM Oil #3
 130 %
@Treatment Temp. 100 °C,
Time 252000 sec		Heat Aged
 139.9 %
@Treatment Temp. 100 °C,
Time 252000 sec		ASTM Oil #1
 159.9 %
@Treatment Temp. 100 °C,
Time 252000 sec		ASTM Oil #3
 190.1 %
@Treatment Temp. 23.0 °C,
Time 252000 sec		ASTM Reference Fuel B
 199.98 %
@Treatment Temp. 23.0 °C,
Time 252000 sec		ASTM Reference Fuel A
100% Modulus 1652 psi
Tear Strength 260 pliDie B
 359 pliDie C
Compression Set 18.9 %
@Treatment Temp. 100 °C,
Time 79200 sec		Solid
 22 %
@Treatment Temp. 125 °C,
Time 79200 sec		Solid
 24.7 %
@Treatment Temp. 100 °C,
Time 79200 sec		Plied
 35.7 %
@Treatment Temp. 125 °C,
Time 79200 sec		Plied
 37.1 %
@Treatment Temp. 100 °C,
Time 252000 sec		Solid
 49.9 %
@Treatment Temp. 100 °C,
Time 252000 sec		Plied
 
Thermal PropertiesOriginal ValueComments
Brittleness Temperature -29.0 °F
Shrinkage -4.60 %
@Treatment Temp. 150 °C,
Time 252000 sec		Volume, ASTM Oil #1
 -4.20 %
@Treatment Temp. 125 °C,
Time 252000 sec		Volume, ASTM Oil #1
 -3.20 %
@Treatment Temp. 100 °C,
Time 252000 sec		Volume, ASTM Oil #1
 1.4 %
@Treatment Temp. 23.0 °C,
Time 252000 sec		Volume, ASTM Reference Fuel A
 6.9 %
@Treatment Temp. 100 °C,
Time 252000 sec		Volume, ASTM Oil #3
 10.3 %
@Treatment Temp. 125 °C,
Time 252000 sec		Volume, ASTM Oil #3
 11.7 %
@Treatment Temp. 150 °C,
Time 252000 sec		Volume, ASTM Oil #3
 12.2 %
@Treatment Temp. 100 °C,
Time 252000 sec		Volume, Distilled water aged
 29.1 %
@Treatment Temp. 23.0 °C,
Time 252000 sec		Volume, ASTM Reference Fuel B
 47.8 %
@Treatment Temp. 23.0 °C,
Time 252000 sec		Volume, ASTM Reference Fuel C
 
Descriptive Properties
ColorBlack

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PPRESL061 / 318271




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