Epoxy Technology EPO-TEK® 314 Thermally and Electrically Insulating Epoxy

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Epoxy Technology EPO-TEK® 314 Thermally and Electrically Insulating Epoxy
Categories:	Polymer; Thermoset; Epoxy
Material Notes:	Material Description: A two component, high temperature grade, thermally and electrically insulating epoxy, designed for adhesive and sealing applications found in semiconductor, electro-optics, fiber optics, medical, and scientific/OEM industries. It is a low viscosity, optical grade epoxy with low index of refraction (Nd). Information Provided by Epoxy Technology
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Physical Properties	Metric	English	Comments

Specific Gravity	1.18 g/cc	1.18 g/cc	Part A
	1.23 g/cc	1.23 g/cc	Part B
Viscosity	300 - 600 cP @Temperature 23.0 °C	300 - 600 cP @Temperature 73.4 °F	100 rpm

Mechanical Properties	Metric	English	Comments
Hardness, Shore D	83	83
Tensile Modulus	1.8975 GPa	275.21 ksi	Storage
Shear Strength	>= 35.2 MPa	>= 5100 psi	Die

Electrical Properties	Metric	English	Comments
Volume Resistivity	>= 1.00e+13 ohm-cm	>= 1.00e+13 ohm-cm
Dielectric Constant	3.25 @Frequency 1000 Hz	3.25 @Frequency 1000 Hz
Dissipation Factor	0.0131 @Frequency 1000 Hz	0.0131 @Frequency 1000 Hz

Thermal Properties	Metric	English	Comments
CTE, linear	39.0 µm/m-°C	21.7 µin/in-°F	Below Tg
	134 µm/m-°C	74.4 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	>= 75.0 °C	>= 167 °F	Dynamic Cure 20—200°C /ISO 25 Min; Ramp 10—200°C @ 20°C/Min
Decomposition Temperature	361 °C	682 °F	Degradation Temperature

Optical Properties	Metric	English	Comments
Refractive Index	1.4965 @Wavelength 589 nm	1.4965 @Wavelength 589 nm	uncured
Transmission, Visible	>= 96 % @Wavelength 440 - 1680 nm	>= 96 % @Wavelength 440 - 1680 nm	Spectral

Processing Properties	Metric	English	Comments
Cure Time	30.0 min @Temperature 180 °C	0.500 hour @Temperature 356 °F
	180 min @Temperature 120 °C	3.00 hour @Temperature 248 °F
Pot Life	5760 min	5760 min
Shelf Life	12.0 Month @Temperature 25.0 °C	12.0 Month @Temperature 77.0 °F

Descriptive Properties
Color	Clear/Colorless		Part A
Consistency	Pourable liquid
Mix Ratio by Weight	10:0.6
Number of Components	Two
Weight Loss	0.18%		200°C
	0.43%		250°C
	1.03%		300°C

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PPOXYT114 / 141153

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