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Cotronics 4420 One-Part Epoxy

Category Polymer , Thermoset , Epoxy
Manufacturer Cotronics
Trade Name
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Cotronics 4420 One-Part Epoxy.pdf
Price EMAIL US    sales@lookpolymers.com
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Material Notes:
Physical Properties Metric English Comments
Density 1.20 g/cc
0.0434 lb/in³
Moisture Absorption at Equilibrium 0.50 %
0.50 %
Mechanical Properties Metric English Comments
Hardness, Shore D 75
75
Tensile Strength, Ultimate 48.3 MPa
7000 psi
Elongation at Break 1.5 %
1.5 %
Thermal Properties Metric English Comments
CTE, linear 45.0 µm/m-°C

@Temperature 20.0 °C
 25.0 µin/in-°F

@Temperature 68.0 °F
Thermal Conductivity 1.15 W/m-K
8.00 BTU-in/hr-ft²-°F
Maximum Service Temperature, Air 232 °C
450 °F
Shrinkage 0.30 %
0.30 %
Electrical Properties Metric English Comments
Volume Resistivity 1.00e+10 ohm-cm
1.00e+10 ohm-cm
Dielectric Strength 15.7 kV/mm
400 kV/in
Processing Properties Metric English Comments
Cure Time 30.0 min

@Temperature 121 °C
 0.500 hour

@Temperature 250 °F
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