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Metal adhesives

Tra-Con Tra-Bond 931-1 Low Viscosity Encapsulant
Categories: Polymer; Adhesive; Thermoset; Epoxy
Material Notes: TRA-BOND 931-1 low viscosity epoxy encapsulant is designed for high reliability applications, where capillary action is desired. This encapsulant provides environmental and mechanical protection.

Information provided by Tra-Con Inc.
Vendors: No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
 
Physical PropertiesMetricEnglishComments
Specific Gravity 1.20 g/cc1.20 g/ccCured
Viscosity 300 cP
@Temperature 25.0 °C		300 cP
@Temperature 77.0 °F		After mixing
 
Chemical PropertiesMetricEnglishComments
Ionic Impurities - Na (Sodium) 5.0 ppm5.0 ppm
Ionic Impurities - K (Potassium) 5.0 ppm5.0 ppm
Ionic Impurities - Cl (Chloride) 100 ppm100 ppm
 
Mechanical PropertiesMetricEnglishComments
Hardness, Shore D 8888
Adhesive Bond Strength 24.1 MPa3500 psiLap shear, alum to alum, @ 25°C
 
Electrical PropertiesMetricEnglishComments
Volume Resistivity 2.00e+14 ohm-cm2.00e+14 ohm-cm
Dielectric Strength 27.6 kV/mm700 kV/in
Dissipation Factor 0.0260.026
 
Thermal PropertiesMetricEnglishComments
CTE, linear 67.0 µm/m-°C37.2 µin/in-°FBelow Tg
 240 µm/m-°C133 µin/in-°FAbove Tg
Thermal Conductivity 0.200 W/m-K
@Temperature 121 °C		1.39 BTU-in/hr-ft²-°F
@Temperature 250 °F
Maximum Service Temperature, Air 140 °C284 °F
Minimum Service Temperature, Air -20.0 °C-4.00 °F
Glass Transition Temp, Tg 100 °C212 °FUltimate Tg
 
Processing PropertiesMetricEnglishComments
Cure Time 1443 min24.05 hour3 min @ 130°C + 24 hrs @ 25°C
 1445 min24.08 hour5 min @ 100°C + 24 hrs @ 25°C
 60.0 min
@Temperature 100 °C		1.00 hour
@Temperature 212 °F
Working Life 360 min
@Temperature 25.0 °C		360 min
@Temperature 77.0 °F
 
Descriptive Properties
Color Clear, Amber
Thixotropic Index 1
Weight Loss % 1At 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.

PTRAC200 / 71128

Metal adhesives




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