Tra-Con Tra-Bond 789-3TN1 Moisture Resistant Adhesive

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Tra-Con Tra-Bond 789-3TN1 Moisture Resistant Adhesive
Categories:	Polymer; Adhesive; Thermoset
Material Notes:	TRA-BOND 789-3TN1 adhesive is a thixotropic version of TRA-BOND 789-3. It is a one component, high strength, toughened adhesive designed for use in applications which require good moisture resistance. TRA-BOND 789-3TN1 adhesive exhibits excellent bond strength to difficult-to-bond metals, such as gold and silver. Information provided by Tra-Con Inc.
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Physical Properties	Original Value	Comments

Viscosity	37000 cP @Temperature 25.0 °C	After mixing

Mechanical Properties	Original Value	Comments
Adhesive Bond Strength	5000 psi	Lap shear, alum to alum, @ 25°C

Electrical Properties	Original Value	Comments
Volume Resistivity	2.00e+14 ohm-cm
Dielectric Constant	4.2 @Frequency 1000 Hz
Dielectric Strength	800 V/mil
Dissipation Factor	0.011 @Frequency 1000 Hz

Thermal Properties	Original Value	Comments
CTE, linear	63.0 µm/m-°C	Below Tg
	140 µm/m-°C	Above Tg
Maximum Service Temperature, Air	150 °C
Minimum Service Temperature, Air	-55.0 °C
Glass Transition Temp, Tg	126 °C	Ultimate Tg

Processing Properties	Original Value	Comments
Cure Time	1.00 hour @Temperature 125 °C
	30.0 min @Temperature 150 °C
Shelf Life	12.0 Month @Temperature -40.0 °C

Descriptive Properties
Weight Loss %	0.28	At 250°C

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PTRAC156 / 71084

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