Epoxy Technology EPO-TEK® H54 High Temperature Epoxy

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Epoxy Technology EPO-TEK® H54 High Temperature Epoxy
Categories:	Polymer; Thermoset; Epoxy
Material Notes:	Product Description: EPO-TEK® H54 is a two component, high Tg, electrically and thermally insulating epoxy adhesive for general bonding and high temperature packaging in medical, hybrid, and optical industries. Advantages & Application Notes: Thixotropic nature provides a non-sag adhesive, with wet green strength prior to cure. Color change from tan to amber upon successful cure. Versatile adhesive to most plastics, ceramics, metals, and glass. Suggested Applications: PCB; Staking SMD devices to the PCB for double-sided assembly. Bonding of ferrites for power-devices. Information Provided by Epoxy Technology
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Physical Properties	Original Value	Comments

Specific Gravity	1.02 g/cc	Part A
	1.12 g/cc	Part B
Particle Size	<= 20 µm
Viscosity	9000 - 15000 cP @Temperature 23.0 °C	20 rpm

Mechanical Properties	Original Value	Comments
Hardness, Shore D	80
Tensile Modulus	559120 psi	Storage
Shear Strength	1953 psi	Lap
	>= 5100 psi	Die

Electrical Properties	Original Value	Comments
Volume Resistivity	>= 4.00e+12 ohm-cm
Dielectric Constant	3.21 @Frequency 1000 Hz
Dissipation Factor	0.0030 @Frequency 1000 Hz

Thermal Properties	Original Value	Comments
CTE, linear	43.0 µm/m-°C	Below Tg
	231 µm/m-°C	Above Tg
Maximum Service Temperature, Air	225 °C	Continuous
	325 °C	Intermittent
Minimum Service Temperature, Air	-55.0 °C	Continuous
	-55.0 °C	Intermittent
Glass Transition Temp, Tg	>= 90.0 °C	Dynamic Cure 20—200°C /ISO 25 Min; Ramp 10—200°C @ 20°C/Min
Decomposition Temperature	399 °C	Degradation Temperature

Processing Properties	Original Value	Comments
Cure Time	1.00 min @Temperature 150 °C	minimum
	5.00 min @Temperature 120 °C	minimum
	10.0 min @Temperature 100 °C	minimum
Pot Life	180 min
Shelf Life	12.0 Month @Temperature 23.0 °C

Descriptive Properties
Color	Amber	Part B
	Tan	Part A
Consistency	Smooth Thixotropic paste
Mix Ratio by Weight	10:1
Number of Components	Two
Weight Loss	0.02%	200°C
	0.45%	250°C
	1.46%	300°C

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PPOXYT160 / 141199

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