| Category | Polymer , Adhesive , Thermoset , Epoxy | 
| Manufacturer | Tra-Con, Inc. | 
| Trade Name | Tra-Bond | 
| Port | Shanghai port,China | 
| Trade Terms | FOB, CFR, CIF | 
| Payment Terms | L/C, T/T, Western Union | 
| Download PDF | Tra-Con Tra-Bond 642-1 Epoxy Adhesive.pdf  | 
          
| Price | EMAIL US sales@lookpolymers.com | 
| Physical Properties | Metric | English | Comments | 
|---|---|---|---|
| Viscosity |           5500           cP           @Temperature 25.0 °C  | 
                  5500           cP           @Temperature 77.0 °F  | 
        After mixing | 
| Mechanical Properties | Metric | English | Comments | 
|---|---|---|---|
| Hardness, Shore D | 87 | 87 | |
| Adhesive Bond Strength | 19.3 MPa | 2800 psi | Lap shear, alum to alum, @ 25°C | 
| Thermal Properties | Metric | English | Comments | 
|---|---|---|---|
| CTE, linear |           84.0           µm/m-°C           @Temperature 20.0 °C  | 
                  46.7           µin/in-°F           @Temperature 68.0 °F  | 
        |
| Glass Transition Temp, Tg | 137 °C | 279 °F | Ultimate Tg | 
| Electrical Properties | Metric | English | Comments | 
|---|---|---|---|
| Volume Resistivity |           6.50e+14           ohm-cm           @Temperature 100 °C  | 
                  6.50e+14           ohm-cm           @Temperature 212 °F  | 
        |
| Dielectric Constant |           3.36                     @Frequency 1000 Hz  | 
                  3.36                     @Frequency 1000 Hz  | 
        |
| Dissipation Factor |           0.0070                     @Frequency 1000 Hz  | 
                  0.0070                     @Frequency 1000 Hz  | 
        
| Processing Properties | Metric | English | Comments | 
|---|---|---|---|
| Cure Time |           30.0           min           @Temperature 120 °C  | 
                  0.500           hour           @Temperature 248 °F  | 
        |
|           60.0           min           @Temperature 95.0 °C  | 
                  1.00           hour           @Temperature 203 °F  | 
        ||
|           120           min           @Temperature 75.0 °C  | 
                  2.00           hour           @Temperature 167 °F  | 
        ||
| Shelf Life |           12.0           Month           @Temperature -40.0 °C  | 
                  12.0           Month           @Temperature -40.0 °F  | 
        
| Descriptive Properties | Value | Comments | 
|---|---|---|
| Outgassing, NASA | Passes | |
| Thixotropic Index | 1 | |
| Working Life hours | 8 |