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Pressure Seal 3726 Nitrile - Butadiene
Categories: Polymer; Thermoset; Rubber or Thermoset Elastomer (TSE)
Material Notes: Compound 3726 is a 70 durometer gray colored Buna N elastomer, it is formulated with FDA approved materials.

This compound will meet or exceed the specifications listed and has the following physical properties: ASTM D2000 2 BF 715 EO14 EO34; 2 BG 715 EO14 EO34 EA14 EF11; 5 BG 712 A14 EO14 EO34
This Compound is RoHS Compliant

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 1.49 g/cc1.49 g/cc
 
Mechanical PropertiesMetricEnglishComments
Hardness, Shore A 7272
 54
@Temperature 23.0 °C,
Time 252000 sec		54
@Temperature 73.4 °F,
Time 70.0 hour		ASTM Reference Fuel B
 69
@Temperature 100 °C,
Time 252000 sec		69
@Temperature 212 °F,
Time 70.0 hour		Distilled water aged
 70
@Temperature 23.0 °C,
Time 252000 sec		70
@Temperature 73.4 °F,
Time 70.0 hour		ASTM Reference Fuel A
 70
@Temperature 100 °C,
Time 252000 sec		70
@Temperature 212 °F,
Time 70.0 hour		ASTM Oil #3
 70
@Temperature 125 °C,
Time 252000 sec		70
@Temperature 257 °F,
Time 70.0 hour		Heat Aged, Test Tube Method
 71
@Temperature 100 °C,
Time 252000 sec		71
@Temperature 212 °F,
Time 70.0 hour		ASTM Oil #1
 73
@Temperature 100 °C,
Time 252000 sec		73
@Temperature 212 °F,
Time 70.0 hour		Heat Aged
 73
@Temperature 125 °C,
Time 252000 sec		73
@Temperature 257 °F,
Time 70.0 hour		Heat Aged
Tensile Strength 11.18 MPa1622 psi
 9.6844 MPa
@Temperature 125 °C,
Time 252000 sec		1404.6 psi
@Temperature 257 °F,
Time 70.0 hour		Heat Aged
 9.6851 MPa
@Temperature 125 °C,
Time 252000 sec		1404.7 psi
@Temperature 257 °F,
Time 70.0 hour		Heat Aged, Test Tube Method
 10.533 MPa
@Temperature 23.0 °C,
Time 252000 sec		1527.7 psi
@Temperature 73.4 °F,
Time 70.0 hour		ASTM Reference Fuel B
 10.814 MPa
@Temperature 23.0 °C,
Time 252000 sec		1568.5 psi
@Temperature 73.4 °F,
Time 70.0 hour		ASTM Reference Fuel A
 11.250 MPa
@Temperature 100 °C,
Time 252000 sec		1631.7 psi
@Temperature 212 °F,
Time 70.0 hour		Heat Aged
 11.3510 MPa
@Temperature 100 °C,
Time 252000 sec		1646.33 psi
@Temperature 212 °F,
Time 70.0 hour		ASTM Oil #1
 12.917 MPa
@Temperature 100 °C,
Time 252000 sec		1873.4 psi
@Temperature 212 °F,
Time 70.0 hour		ASTM Oil #3
Elongation, Ultimate 621 %621 %
 482.5 %
@Temperature 125 °C,
Time 252000 sec		482.5 %
@Temperature 257 °F,
Time 70.0 hour		Heat Aged
 482.5 %
@Temperature 125 °C,
Time 252000 sec		482.5 %
@Temperature 257 °F,
Time 70.0 hour		Heat Aged, Test Tube Method
 497.4 %
@Temperature 23.0 °C,
Time 252000 sec		497.4 %
@Temperature 73.4 °F,
Time 70.0 hour		ASTM Reference Fuel B
 547.1 %
@Temperature 100 °C,
Time 252000 sec		547.1 %
@Temperature 212 °F,
Time 70.0 hour		Heat Aged
 573.2 %
@Temperature 100 °C,
Time 252000 sec		573.2 %
@Temperature 212 °F,
Time 70.0 hour		ASTM Oil #1
 617.9 %
@Temperature 100 °C,
Time 252000 sec		617.9 %
@Temperature 212 °F,
Time 70.0 hour		ASTM Oil #3
 617.9 %
@Temperature 23.0 °C,
Time 252000 sec		617.9 %
@Temperature 73.4 °F,
Time 70.0 hour		ASTM Reference Fuel A
100% Modulus 2.14 MPa311 psi
Tear Strength 27.5 kN/m157 pliDie B
 34.9 kN/m199 pliDie C
Compression Set  29.4 %
@Temperature 100 °C,
Time 79200 sec		29.4 %
@Temperature 212 °F,
Time 22.0 hour		Solid
 31.5 %
@Temperature 125 °C,
Time 79200 sec		31.5 %
@Temperature 257 °F,
Time 22.0 hour		Solid
 33.7 %
@Temperature 100 °C,
Time 79200 sec		33.7 %
@Temperature 212 °F,
Time 22.0 hour		Plied
 39 %
@Temperature 100 °C,
Time 252000 sec		39 %
@Temperature 212 °F,
Time 70.0 hour		Solid
 39.8 %
@Temperature 125 °C,
Time 79200 sec		39.8 %
@Temperature 257 °F,
Time 22.0 hour		Plied
 45.6 %
@Temperature 100 °C,
Time 252000 sec		45.6 %
@Temperature 212 °F,
Time 70.0 hour		Plied
 
Thermal PropertiesMetricEnglishComments
Brittleness Temperature -23.3 °C-10.0 °F
Shrinkage  -3.60 %
@Temperature 100 °C,
Time 252000 sec		-3.60 %
@Temperature 212 °F,
Time 70.0 hour		Volume, ASTM Oil #1
 2.9 %
@Temperature 23.0 °C,
Time 252000 sec		2.9 %
@Temperature 73.4 °F,
Time 70.0 hour		Volume, ASTM Reference Fuel A
 5.9 %
@Temperature 100 °C,
Time 252000 sec		5.9 %
@Temperature 212 °F,
Time 70.0 hour		Volume, Distilled water aged
 7.3 %
@Temperature 100 °C,
Time 252000 sec		7.3 %
@Temperature 212 °F,
Time 70.0 hour		Volume, ASTM Oil #3
 31.7 %
@Temperature 23.0 °C,
Time 252000 sec		31.7 %
@Temperature 73.4 °F,
Time 70.0 hour		Volume, ASTM Reference Fuel B
 
Descriptive Properties
ColorGray

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.

PPRESL020 / 318230

Specialty Compounds RTP Company




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