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Elmet Technologies

Pressure Seal 23811 Ethylene Propylene
Categories: Polymer; Thermoset; Rubber or Thermoset Elastomer (TSE)
Material Notes: Compound 23811 is an 80 durometer black colored EPDM elastomer, it is formulated for use with acids and alkalis with the exception of concentrated Nitric and Sulfuric acid. It exhibits excellent resistance to heat, compression set and automotive brake fluid. It will remain non brittle at very low temperatures. It also demonstrates excellent weathering and steam properties. This compound will meet or exceed the specifications listed and has the following physical properties: ASTM D2000 2 AA 815 A13 C12 F17 EA14; 2 BA 815 C12 F17; 4 BA 815 A14 C12 F17; 7 BA 810 C12; 6 CA 810 A25 B35 C32 F17 EA14; 7 CA 815 A25 B35 C32 F17 F18 EA14; 8 CA 815 A25 B35 C32 F19 G11 G21; 2 DA 815 A26 B36 C32 F19 G11 G21 EA14; 3 DA 815 A26 B36 C32 F19 G11 G21 EA14

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 1.11 g/cc1.11 g/cc
 
Mechanical PropertiesMetricEnglishComments
Hardness, Shore A 8181
 70
@Treatment Temp. 23.0 °C,
Time 252000 sec		70
@Treatment Temp. 73.4 °F,
Time 70.0 hour		Methanol
 71
@Treatment Temp. 23.0 °C,
Time 252000 sec		71
@Treatment Temp. 73.4 °F,
Time 70.0 hour		Hydrochloric Acid
 76
@Treatment Temp. 23.0 °C,
Time 252000 sec		76
@Treatment Temp. 73.4 °F,
Time 70.0 hour		Methyl Ethyl Ketone
 79
@Treatment Temp. 120 °C,
Time 252000 sec		79
@Treatment Temp. 248 °F,
Time 70.0 hour		SAE Compatibility Fluid
 80
@Treatment Temp. 120 °C,
Time 252000 sec		80
@Treatment Temp. 248 °F,
Time 70.0 hour		DOT #3 Brake Fluid
 80
@Treatment Temp. 120 °C,
Time 252000 sec		80
@Treatment Temp. 248 °F,
Time 70.0 hour		DOT #5 Brake Fluid
 80
@Treatment Temp. 23.0 °C,
Time 252000 sec		80
@Treatment Temp. 73.4 °F,
Time 70.0 hour		Nitric Acid
 81
@Treatment Temp. 23.0 °C,
Time 252000 sec		81
@Treatment Temp. 73.4 °F,
Time 70.0 hour		Sodium Hydroxide
 81
@Treatment Temp. 100 °C,
Time 252000 sec		81
@Treatment Temp. 212 °F,
Time 70.0 hour		Distilled water aged
 83
@Treatment Temp. 125 °C,
Time 252000 sec		83
@Treatment Temp. 257 °F,
Time 70.0 hour		Heat Aged, Test Tube Method
 83
@Treatment Temp. 70.0 °C,
Time 252000 sec		83
@Treatment Temp. 158 °F,
Time 70.0 hour		Heat Aged
 83
@Treatment Temp. 100 °C,
Time 252000 sec		83
@Treatment Temp. 212 °F,
Time 70.0 hour		Heat Aged
 83
@Treatment Temp. 125 °C,
Time 252000 sec		83
@Treatment Temp. 257 °F,
Time 70.0 hour		Heat Aged
 84
@Treatment Temp. 150 °C,
Time 252000 sec		84
@Treatment Temp. 302 °F,
Time 70.0 hour		Heat Aged
 84
@Treatment Temp. 150 °C,
Time 252000 sec		84
@Treatment Temp. 302 °F,
Time 70.0 hour		Heat Aged, Test Tube Method
Tensile Strength 13.92 MPa2019 psi
 11.150 MPa
@Treatment Temp. 23.0 °C,
Time 252000 sec		1617.2 psi
@Treatment Temp. 73.4 °F,
Time 70.0 hour		Methyl Ethyl Ketone
 12.653 MPa
@Treatment Temp. 23.0 °C,
Time 252000 sec		1835.2 psi
@Treatment Temp. 73.4 °F,
Time 70.0 hour		Nitric Acid
 12.682 MPa
@Treatment Temp. 120 °C,
Time 252000 sec		1839.3 psi
@Treatment Temp. 248 °F,
Time 70.0 hour		DOT #3 Brake Fluid
 12.821 MPa
@Treatment Temp. 23.0 °C,
Time 252000 sec		1859.5 psi
@Treatment Temp. 73.4 °F,
Time 70.0 hour		Sodium Hydroxide
 12.960 MPa
@Treatment Temp. 120 °C,
Time 252000 sec		1879.7 psi
@Treatment Temp. 248 °F,
Time 70.0 hour		SAE Compatibility Fluid
 13.086 MPa
@Treatment Temp. 125 °C,
Time 252000 sec		1897.9 psi
@Treatment Temp. 257 °F,
Time 70.0 hour		Heat Aged, Test Tube Method
 13.086 MPa
@Treatment Temp. 125 °C,
Time 252000 sec		1897.9 psi
@Treatment Temp. 257 °F,
Time 70.0 hour		Heat Aged
 13.22 MPa
@Treatment Temp. 23.0 °C,
Time 252000 sec		1918 psi
@Treatment Temp. 73.4 °F,
Time 70.0 hour		Methanol
 13.294 MPa
@Treatment Temp. 100 °C,
Time 252000 sec		1928.1 psi
@Treatment Temp. 212 °F,
Time 70.0 hour		Distilled water aged
 13.405 MPa
@Treatment Temp. 120 °C,
Time 252000 sec		1944.3 psi
@Treatment Temp. 248 °F,
Time 70.0 hour		DOT #5 Brake Fluid
 13.642 MPa
@Treatment Temp. 100 °C,
Time 252000 sec		1978.6 psi
@Treatment Temp. 212 °F,
Time 70.0 hour		Heat Aged
 14.157 MPa
@Treatment Temp. 70.0 °C,
Time 252000 sec		2053.3 psi
@Treatment Temp. 158 °F,
Time 70.0 hour		Heat Aged
 14.296 MPa
@Treatment Temp. 150 °C,
Time 252000 sec		2073.5 psi
@Treatment Temp. 302 °F,
Time 70.0 hour		Heat Aged
 14.296 MPa
@Treatment Temp. 150 °C,
Time 252000 sec		2073.5 psi
@Treatment Temp. 302 °F,
Time 70.0 hour		Heat Aged, Test Tube Method
 14.755 MPa
@Treatment Temp. 23.0 °C,
Time 252000 sec		2140.1 psi
@Treatment Temp. 73.4 °F,
Time 70.0 hour		Hydrochloric Acid
Elongation, Ultimate 221 %221 %
 170.9 %
@Treatment Temp. 120 °C,
Time 252000 sec		170.9 %
@Treatment Temp. 248 °F,
Time 70.0 hour		SAE Compatibility Fluid
 194.1 %
@Treatment Temp. 125 °C,
Time 252000 sec		194.1 %
@Treatment Temp. 257 °F,
Time 70.0 hour		Heat Aged
 194.1 %
@Treatment Temp. 125 °C,
Time 252000 sec		194.1 %
@Treatment Temp. 257 °F,
Time 70.0 hour		Heat Aged, Test Tube Method
 196.9 %
@Treatment Temp. 23.0 °C,
Time 252000 sec		196.9 %
@Treatment Temp. 73.4 °F,
Time 70.0 hour		Sodium Hydroxide
 204 %
@Treatment Temp. 100 °C,
Time 252000 sec		204 %
@Treatment Temp. 212 °F,
Time 70.0 hour		Heat Aged
 208 %
@Treatment Temp. 70.0 °C,
Time 252000 sec		208 %
@Treatment Temp. 158 °F,
Time 70.0 hour		Heat Aged
 208 %
@Treatment Temp. 120 °C,
Time 252000 sec		208 %
@Treatment Temp. 248 °F,
Time 70.0 hour		DOT #3 Brake Fluid
 208 %
@Treatment Temp. 120 °C,
Time 252000 sec		208 %
@Treatment Temp. 248 °F,
Time 70.0 hour		DOT #5 Brake Fluid
 211.9 %
@Treatment Temp. 100 °C,
Time 252000 sec		211.9 %
@Treatment Temp. 212 °F,
Time 70.0 hour		Distilled water aged
 211.9 %
@Treatment Temp. 23.0 °C,
Time 252000 sec		211.9 %
@Treatment Temp. 73.4 °F,
Time 70.0 hour		Methanol
 215 %
@Treatment Temp. 150 °C,
Time 252000 sec		215 %
@Treatment Temp. 302 °F,
Time 70.0 hour		Heat Aged
 215 %
@Treatment Temp. 150 °C,
Time 252000 sec		215 %
@Treatment Temp. 302 °F,
Time 70.0 hour		Heat Aged, Test Tube Method
 225 %
@Treatment Temp. 23.0 °C,
Time 252000 sec		225 %
@Treatment Temp. 73.4 °F,
Time 70.0 hour		Hydrochloric Acid
 230.1 %
@Treatment Temp. 23.0 °C,
Time 252000 sec		230.1 %
@Treatment Temp. 73.4 °F,
Time 70.0 hour		Nitric Acid
 259.9 %
@Treatment Temp. 23.0 °C,
Time 252000 sec		259.9 %
@Treatment Temp. 73.4 °F,
Time 70.0 hour		Methyl Ethyl Ketone
100% Modulus 6.03 MPa875 psi
Tear Strength 28.4 kN/m162 pliDie B
 31.7 kN/m181 pliDie C
Compression Set  5.5 %
@Treatment Temp. 125 °C,
Time 79200 sec		5.5 %
@Treatment Temp. 257 °F,
Time 22.0 hour		Solid
 6.4 %
@Treatment Temp. 70.0 °C,
Time 79200 sec		6.4 %
@Treatment Temp. 158 °F,
Time 22.0 hour		Solid
 7.0 %
@Treatment Temp. 100 °C,
Time 252000 sec		7.0 %
@Treatment Temp. 212 °F,
Time 70.0 hour		Solid
 8.1 %
@Treatment Temp. 70.0 °C,
Time 79200 sec		8.1 %
@Treatment Temp. 158 °F,
Time 22.0 hour		Plied
 8.4 %
@Treatment Temp. 100 °C,
Time 79200 sec		8.4 %
@Treatment Temp. 212 °F,
Time 22.0 hour		Solid
 9.9 %
@Treatment Temp. 100 °C,
Time 252000 sec		9.9 %
@Treatment Temp. 212 °F,
Time 70.0 hour		Plied
 10.2 %
@Treatment Temp. 100 °C,
Time 79200 sec		10.2 %
@Treatment Temp. 212 °F,
Time 22.0 hour		Plied
 11 %
@Treatment Temp. 125 °C,
Time 79200 sec		11 %
@Treatment Temp. 257 °F,
Time 22.0 hour		Plied
 14.3 %
@Treatment Temp. 150 °C,
Time 79200 sec		14.3 %
@Treatment Temp. 302 °F,
Time 22.0 hour		Plied
 
Thermal PropertiesMetricEnglishComments
Brittleness Temperature <= -60.0 °C<= -76.0 °F
Shrinkage  0.10 %
@Treatment Temp. 100 °C,
Time 252000 sec		0.10 %
@Treatment Temp. 212 °F,
Time 70.0 hour		Volume, Distilled water aged
 0.30 %
@Treatment Temp. 23.0 °C,
Time 252000 sec		0.30 %
@Treatment Temp. 73.4 °F,
Time 70.0 hour		Volume, Sodium Hydroxide
 0.30 %
@Treatment Temp. 23.0 °C,
Time 252000 sec		0.30 %
@Treatment Temp. 73.4 °F,
Time 70.0 hour		Volume, Methanol
 1.6 %
@Treatment Temp. 120 °C,
Time 252000 sec		1.6 %
@Treatment Temp. 248 °F,
Time 70.0 hour		Volume, SAE Compatibility Fluid
 2.1 %
@Treatment Temp. 120 °C,
Time 252000 sec		2.1 %
@Treatment Temp. 248 °F,
Time 70.0 hour		Volume, DOT #3 Brake Fluid
 3.1 %
@Treatment Temp. 23.0 °C,
Time 252000 sec		3.1 %
@Treatment Temp. 73.4 °F,
Time 70.0 hour		Volume, Hydrochloric Acid
 3.6 %
@Treatment Temp. 120 °C,
Time 252000 sec		3.6 %
@Treatment Temp. 248 °F,
Time 70.0 hour		Volume, DOT #5 Brake Fluid
 7.3 %
@Treatment Temp. 23.0 °C,
Time 252000 sec		7.3 %
@Treatment Temp. 73.4 °F,
Time 70.0 hour		Volume, Nitric Acid
 11.3 %
@Treatment Temp. 23.0 °C,
Time 252000 sec		11.3 %
@Treatment Temp. 73.4 °F,
Time 70.0 hour		Volume, Methyl Ethyl Ketone
 
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.

PPRESL233 / 318443




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