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Sumitomo Bakelite North America 4064 Mineral Filled Electrical Encapsulation Grade Epoxy

Category Polymer , Thermoset , Epoxy , Epoxy, Encapsulating, Glass or Mineral Filled , Filled/Reinforced Thermoset
Manufacturer Sumitomo Bakelite North America
Trade Name
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Sumitomo Bakelite North America 4064 Mineral Filled Electrical Encapsulation Grade Epoxy.pdf
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Material Notes:
Rogers electrical encapsulation grade epoxy is recommended for capacitors, resistors, gold lead encapsulation, relays, coils and bobbins.Information provided by Sumitomo Bak North America, Inc.
Physical Properties Metric English Comments
Density 1.79 g/cc
0.0647 lb/in³
ASTM D792
Water Absorption 0.10 %
0.10 %
48 hours, 50°C. ASTM D570
Linear Mold Shrinkage 0.0040 - 0.0070 cm/cm
0.0040 - 0.0070 in/in
Compression Molding. ASTM D955
Mechanical Properties Metric English Comments
Hardness, Barcol 70
70
Tensile Strength, Ultimate 41.0 MPa
5950 psi
ASTM D638
Flexural Yield Strength 131 MPa
19000 psi
ASTM D790
Flexural Modulus 19.0 GPa
2760 ksi
ASTM D790
Compressive Yield Strength 262 MPa
38000 psi
ASTM D695
Izod Impact, Notched 0.270 J/cm
0.506 ft-lb/in
ASTM D256A
Thermal Properties Metric English Comments
CTE, linear, Parallel to Flow 20.0 µm/m-°C

@Temperature 20.0 °C
11.1 µin/in-°F

@Temperature 68.0 °F
ASTM D696
Electrical Properties Metric English Comments
Dielectric Constant 3.5
3.5
Wet; ASTM D150
Dielectric Strength 13.0 kV/mm
330 kV/in
Wet, short term. ASTM D149
Dissipation Factor 0.019

@Frequency 1e+6 Hz
0.019

@Frequency 1e+6 Hz
Wet; ASTM D150
Arc Resistance 180 sec
180 sec
ASTM D495
Processing Properties Metric English Comments
Mold Temperature 143 - 177 °C
289 - 351 °F
compression/transfer molding.
174 - 182 °C
345 - 360 °F
injection molding.
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