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Ensinger PEI

Bakelite® EP 8413 Epoxy Molding Compound
Categories: Polymer; Thermoset; Epoxy; Epoxy, Molded, Mineral Filled
Material Notes: Epoxy molding compound, inorganically mica filled, good heat resistance, high viscosity flow characteristics.

Applications: H4 and H7 lamp sockets
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
Density 2.05 g/cc0.0741 lb/in³ISO 1183
Apparent Bulk Density 1.00 g/cc0.0361 lb/in³ISO 60
Linear Mold Shrinkage 0.0025 cm/cm0.0025 in/inCompression Molding. Post Shrinkage = 0%.; ISO 2577
 
Mechanical PropertiesMetricEnglishComments
Tensile Strength 30.0 MPa4350 psiISO 527 - 1/2
Tensile Modulus 20.5 GPa2970 ksiISO 527 - 1/2
Flexural Strength 60.0 MPa8700 psiISO 178
Flexural Modulus 18.5 GPa2680 ksiISO 178
Compressive Strength 140 MPa20300 psiISO 604
Charpy Impact Unnotched 0.200 J/cm²0.952 ft-lb/in²ISO 179-1 eU
Charpy Impact, Notched 0.140 J/cm²0.666 ft-lb/in²ISO 179-1eA
 
Electrical PropertiesMetricEnglishComments
Volume Resistivity 1.00e+13 ohm-cm1.00e+13 ohm-cm
Surface Resistance 1.00e+12 ohm1.00e+12 ohm
Dielectric Constant 5.0
@Frequency 100 Hz		5.0
@Frequency 100 Hz
Dielectric Strength 19.0 kV/mm
@Thickness 1.00 mm		483 kV/in
@Thickness 0.0394 in		IEC 60243-P1
Dissipation Factor 0.030
@Frequency 100 Hz		0.030
@Frequency 100 Hz
 
Thermal PropertiesMetricEnglishComments
Deflection Temperature at 8.0 MPa 145 °C293 °FISO 75-2
 
Descriptive Properties
Water absorption (mg)624h / 23°C

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.

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