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Master Bond adhesives

Pressure Seal 23518 Ethylene Propylene
Categories: Polymer; Thermoset; Rubber or Thermoset Elastomer (TSE)
Material Notes: Compound 23518 is a 50 durometer black colored EPDM elastomer, it is formulated with Teflon to provide internal lubrication. It exhibits good resistance to heat and water. It will remain non brittle at very low temperatures. This compound will meet or exceed the specifications listed and has the following physical properties: ASTM D2000 2 AA 520 A13 F17 EA14; 3 AA 520 B13 B33 F17 EA14; 4 AA 520 A13 B13 B33 F17 EA14; 5 AA 520 A13 B13 B33 F17 EA14; 2 BA 520 F17; 3 BA 520 A14 B13 F17 F19; 4 BA 520 A14 F17; 5 BA 520 F17 F19; 3 CA 510 A25 B44 B35 F17 F18 EA14; 4 CA 510 A25 B44 F17 F18 F19 EA14; 2 DA 520 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 1.07 g/cc1.07 g/cc
 
Mechanical PropertiesMetricEnglishComments
Hardness, Shore A 5353
 47
@Temperature 70.0 °C,
Time 252000 sec		47
@Temperature 158 °F,
Time 70.0 hour		Heat Aged
 51
@Temperature 100 °C,
Time 252000 sec		51
@Temperature 212 °F,
Time 70.0 hour		Distilled water aged
 59
@Temperature 100 °C,
Time 252000 sec		59
@Temperature 212 °F,
Time 70.0 hour		Heat Aged
 62
@Temperature 125 °C,
Time 252000 sec		62
@Temperature 257 °F,
Time 70.0 hour		Heat Aged
 62
@Temperature 125 °C,
Time 252000 sec		62
@Temperature 257 °F,
Time 70.0 hour		Heat Aged, Test Tube Method
 65
@Temperature 150 °C,
Time 252000 sec		65
@Temperature 302 °F,
Time 70.0 hour		Heat Aged, Test Tube Method
 65
@Temperature 150 °C,
Time 252000 sec		65
@Temperature 302 °F,
Time 70.0 hour		Heat Aged
Tensile Strength 14.71 MPa2133 psi
 15.9272 MPa
@Temperature 150 °C,
Time 252000 sec		2310.04 psi
@Temperature 302 °F,
Time 70.0 hour		Heat Aged
 15.9272 MPa
@Temperature 150 °C,
Time 252000 sec		2310.04 psi
@Temperature 302 °F,
Time 70.0 hour		Heat Aged, Test Tube Method
 16.618 MPa
@Temperature 125 °C,
Time 252000 sec		2410.3 psi
@Temperature 257 °F,
Time 70.0 hour		Heat Aged, Test Tube Method
 16.618 MPa
@Temperature 125 °C,
Time 252000 sec		2410.3 psi
@Temperature 257 °F,
Time 70.0 hour		Heat Aged
 17.000 MPa
@Temperature 70.0 °C,
Time 252000 sec		2465.7 psi
@Temperature 158 °F,
Time 70.0 hour		Heat Aged
 17.045 MPa
@Temperature 100 °C,
Time 252000 sec		2472.1 psi
@Temperature 212 °F,
Time 70.0 hour		Heat Aged
Elongation, Ultimate 638 %638 %
 650.1 %
@Temperature 100 °C,
Time 252000 sec		650.1 %
@Temperature 212 °F,
Time 70.0 hour		Heat Aged
 662.9 %
@Temperature 125 °C,
Time 252000 sec		662.9 %
@Temperature 257 °F,
Time 70.0 hour		Heat Aged
 662.9 %
@Temperature 125 °C,
Time 252000 sec		662.9 %
@Temperature 257 °F,
Time 70.0 hour		Heat Aged, Test Tube Method
 675 %
@Temperature 70.0 °C,
Time 252000 sec		675 %
@Temperature 158 °F,
Time 70.0 hour		Heat Aged
 687.8 %
@Temperature 150 °C,
Time 252000 sec		687.8 %
@Temperature 302 °F,
Time 70.0 hour		Heat Aged
 687.8 %
@Temperature 150 °C,
Time 252000 sec		687.8 %
@Temperature 302 °F,
Time 70.0 hour		Heat Aged, Test Tube Method
100% Modulus 0.945 MPa137 psi
Tear Strength 20.5 kN/m117 pliDie B
Compression Set  14.8 %
@Temperature 100 °C,
Time 79200 sec		14.8 %
@Temperature 212 °F,
Time 22.0 hour		Solid
 15.3 %
@Temperature 100 °C,
Time 79200 sec		15.3 %
@Temperature 212 °F,
Time 22.0 hour		Plied
 18.4 %
@Temperature 70.0 °C,
Time 79200 sec		18.4 %
@Temperature 158 °F,
Time 22.0 hour		Solid
 22.6 %
@Temperature 70.0 °C,
Time 79200 sec		22.6 %
@Temperature 158 °F,
Time 22.0 hour		Plied
 23.5 %
@Temperature 100 °C,
Time 252000 sec		23.5 %
@Temperature 212 °F,
Time 70.0 hour		Plied
 23.8 %
@Temperature 125 °C,
Time 79200 sec		23.8 %
@Temperature 257 °F,
Time 22.0 hour		Plied
 44.3 %
@Temperature 150 °C,
Time 79200 sec		44.3 %
@Temperature 302 °F,
Time 22.0 hour		Plied
 
Thermal PropertiesMetricEnglishComments
Brittleness Temperature <= -75.0 °C<= -103 °F
Shrinkage 1.7 %
@Temperature 100 °C,
Time 252000 sec		1.7 %
@Temperature 212 °F,
Time 70.0 hour		Volume, Distilled water aged
 
Descriptive Properties
ColorBlack

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PPRESL221 / 318431

Rulon Bearings




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