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Epoxy Technology EPO-TEK® 320NC Optically Opaque Epoxy

Category Polymer , Thermoset , Epoxy
Manufacturer Epoxy Technology
Trade Name EPO-TEK®
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Epoxy Technology EPO-TEK® 320NC Optically Opaque Epoxy.pdf
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Material Notes:
Material Description: A two component, black-colored and optically opaque epoxy designed for optical, medical, and opto-electronic packaging of semiconductor devices and components. It is a modification of EPO-TEK® 320 for increased insulation and dielectric properties.Information Provided by Epoxy Technology
Physical Properties Metric English Comments
Specific Gravity 0.880 g/cc
0.880 g/cc
Part B
2.06 g/cc
2.06 g/cc
Part A
Viscosity 1000 - 3000 cP

@Temperature 23.0 °C
1000 - 3000 cP

@Temperature 73.4 °F
100 rpm
Mechanical Properties Metric English Comments
Hardness, Shore D 85
85
Tensile Modulus 3.71 GPa
538 ksi
Storage
Shear Strength >= 13.8 MPa
>= 2000 psi
Lap
>= 35.2 MPa
>= 5100 psi
Die
Thermal Properties Metric English Comments
CTE, linear 28.0 µm/m-°C
15.6 µin/in-°F
Below Tg
94.0 µm/m-°C
52.2 µin/in-°F
Above Tg
Maximum Service Temperature, Air 175 °C
347 °F
Continuous
275 °C
527 °F
Intermittent
Minimum Service Temperature, Air -55.0 °C
-67.0 °F
Continuous
-55.0 °C
-67.0 °F
Intermittent
Glass Transition Temp, Tg >= 50.0 °C
>= 122 °F
Dynamic Cure 20—200°C /ISO 25 Min; Ramp 10—200°C @ 20°C/Min
Decomposition Temperature 340 °C
644 °F
Degradation Temperature
Optical Properties Metric English Comments
Transmission, Visible <= 1.0 %

@Wavelength 300 - 2500 nm
<= 1.0 %

@Wavelength 300 - 2500 nm
Spectral
Electrical Properties Metric English Comments
Volume Resistivity >= 2.00e+11 ohm-cm
>= 2.00e+11 ohm-cm
Dielectric Constant 9.92

@Frequency 1000 Hz
9.92

@Frequency 1000 Hz
Dissipation Factor 0.067

@Frequency 1000 Hz
0.067

@Frequency 1000 Hz
Processing Properties Metric English Comments
Cure Time 60.0 min

@Temperature 65.0 °C
1.00 hour

@Temperature 149 °F
1440 min

@Temperature 23.0 °C
24.0 hour

@Temperature 73.4 °F
Pot Life 20 min
20 min
Shelf Life 12.0 Month

@Temperature 25.0 °C
12.0 Month

@Temperature 77.0 °F
Descriptive Properties Value Comments
Color Black
Part A
Clear/Colorless
Part B
Consistency Smooth pourable liquid
Mix Ratio By Weight 10:1
Number of Components Two
Weight Loss 0.39%
200°C
0.63%
250°C
1.31%
300°C
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