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Master Bond adhesives

Sumitomo Bakelite E 16521A Epoxy Molding Compound
Categories: Polymer; Thermoset; Epoxy; Epoxy Encapsulant, Unreinforced; Epoxy Molding Compound

Material Notes: E-16521A is an encapsulation grade epoxy molding compound suitable for electrical applications such as coils.

Information provided by Sumitomo Bakelite High Performance Plastics (sbhpp)

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 1.60 g/cc1.60 g/ccASTM D792
Apparent Bulk Density 0.800 g/cc0.0289 lb/in³Powder; ASTM D1895
Water Absorption 0.25 %
@Time 173000 sec
0.25 %
@Time 48.0 hour
ASTM D570
Linear Mold Shrinkage 0.0050 - 0.0070 cm/cm0.0050 - 0.0070 in/inASTM D955
 
Mechanical PropertiesMetricEnglishComments
Tensile Strength 62.0 MPa8990 psiASTM D638
Flexural Strength 104 MPa15100 psiASTM D790
Flexural Modulus 7.00 GPa1020 ksiASTM D790
Compressive Strength 172 MPa24900 psiASTM D695
Izod Impact, Notched 0.190 J/cm0.356 ft-lb/inASTM D256A
 
Electrical PropertiesMetricEnglishComments
Dielectric Constant 4.4
@Frequency 1e+6 Hz
4.4
@Frequency 1e+6 Hz
wet; ASTM D150
Dielectric Strength  >= 14.0 kV/mm
@Frequency 60 Hz
>= 356 kV/in
@Frequency 60 Hz
SS, dry
 >= 17.0 kV/mm
@Frequency 60 Hz
>= 432 kV/in
@Frequency 60 Hz
ST, dry
Dissipation Factor 0.015
@Frequency 1e+6 Hz
0.015
@Frequency 1e+6 Hz
wet; ASTM D150
Arc Resistance 120 sec120 secASTM D495
 
Thermal PropertiesMetricEnglishComments
CTE, linear, Parallel to Flow 40.0 µm/m-°C22.2 µin/in-°FASTM E831
Deflection Temperature at 1.8 MPa (264 psi) 122 °C252 °FPost Baked; ASTM D648A

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.

PSUMIT140 / 193945

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