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Epoxy Technology EPO-TEK® 320-3 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® 320-3 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 electrical insulation, higher Tg, and more viscous appearance.Information Provided by Epoxy Technology
Physical Properties Metric English Comments
Specific Gravity 1.06 g/cc
1.06 g/cc
Part B
1.52 g/cc
1.52 g/cc
Part A
Viscosity 5800 - 8200 cP

@Temperature 23.0 °C
5800 - 8200 cP

@Temperature 73.4 °F
50 rpm
Mechanical Properties Metric English Comments
Hardness, Shore D 88
88
Tensile Modulus 3.63 GPa
526 ksi
Storage
Shear Strength >= 13.8 MPa
>= 2000 psi
Lap
>= 23.4 MPa
>= 3400 psi
Die
Thermal Properties Metric English Comments
CTE, linear 27.0 µm/m-°C
15.0 µin/in-°F
Below Tg
109 µm/m-°C
60.6 µin/in-°F
Above Tg
Maximum Service Temperature, Air 200 °C
392 °F
Continuous
300 °C
572 °F
Intermittent
Minimum Service Temperature, Air -55.0 °C
-67.0 °F
Continuous
-55.0 °C
-67.0 °F
Intermittent
Glass Transition Temp, Tg >= 70.0 °C
>= 158 °F
Dynamic Cure 20—200°C /ISO 25 Min; Ramp 10—200°C @ 20°C/Min
Decomposition Temperature 395 °C
743 °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 >= 2.50e+11 ohm-cm
>= 2.50e+11 ohm-cm
Dielectric Constant 5.19

@Frequency 1000 Hz
5.19

@Frequency 1000 Hz
Dissipation Factor 0.027

@Frequency 1000 Hz
0.027

@Frequency 1000 Hz
Processing Properties Metric English Comments
Cure Time 10.0 min

@Temperature 150 °C
0.167 hour

@Temperature 302 °F
Pot Life 90 min
90 min
Shelf Life 12.0 Month

@Temperature 25.0 °C
12.0 Month

@Temperature 77.0 °F
Descriptive Properties Value Comments
Color Amber
Part B
Black Opaque
Part A
Consistency Slightly thixotropic paste
Mix Ratio By Weight 10:1
Number of Components Two
Weight Loss 0.16%
200°C
0.36%
250°C
0.9%
300°C
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