Epoxy Technology EPO-TEK® 323LP Epoxy

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Epoxy Technology EPO-TEK® 323LP Epoxy
Categories:	Polymer; Thermoset; Epoxy
Material Notes:	Material Description: Longer pot life version of EPO-TEK® 353ND designed for semiconductor, hybrid, fiber-optic, hard-disk drive and medical applications. Information Provided by Epoxy Technology
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Physical Properties	Metric	English	Comments

Specific Gravity	1.09 g/cc	1.09 g/cc	Part B
	1.20 g/cc	1.20 g/cc	Part A
Viscosity	3500 - 5000 cP @Temperature 23.0 °C	3500 - 5000 cP @Temperature 73.4 °F	50 rpm

Mechanical Properties	Metric	English	Comments
Hardness, Shore D	88	88
Tensile Modulus	2.67 GPa	388 ksi	Storage
Shear Strength	>= 13.8 MPa	>= 2000 psi	Lap
	>= 46.9 MPa	>= 6800 psi	Die

Electrical Properties	Metric	English	Comments
Volume Resistivity	>= 3.00e+12 ohm-cm	>= 3.00e+12 ohm-cm
Dielectric Constant	2.62 @Frequency 1000 Hz	2.62 @Frequency 1000 Hz
Dissipation Factor	0.032 @Frequency 1000 Hz	0.032 @Frequency 1000 Hz

Thermal Properties	Metric	English	Comments
CTE, linear	31.0 µm/m-°C	17.2 µin/in-°F	Below Tg
	132 µm/m-°C	73.3 µin/in-°F	Above Tg
Maximum Service Temperature, Air	250 °C	482 °F	Continuous
	350 °C	662 °F	Intermittent
Minimum Service Temperature, Air	-55.0 °C	-67.0 °F	Continuous
	-55.0 °C	-67.0 °F	Intermittent
Glass Transition Temp, Tg	>= 100 °C	>= 212 °F	Dynamic Cure 20—200°C /ISO 25 Min; Ramp 10—200°C @ 20°C/Min
Decomposition Temperature	413 °C	775 °F	Degradation Temperature

Optical Properties	Metric	English	Comments
Refractive Index	1.5703 @Wavelength 589 nm	1.5703 @Wavelength 589 nm
Transmission, Visible	<= 94 % @Wavelength 820 - 1620 nm	<= 94 % @Wavelength 820 - 1620 nm	Spectral

Processing Properties	Metric	English	Comments
Cure Time	30.0 min @Temperature 90.0 °C	0.500 hour @Temperature 194 °F
Pot Life	1440 min	1440 min
Shelf Life	12.0 Month @Temperature 25.0 °C	12.0 Month @Temperature 77.0 °F

Descriptive Properties
Color	Clear to Slight Yellow		Part A
	Yellow		Part B
Consistency	Pourable liquid
Mix Ratio by Weight	10:1
Number of Components	Two
Weight Loss	0.31%		200°C
	0.46%		250°C
	0.85%		300°C

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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PPOXYT120 / 141159

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