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Tra-Con Tra-Bond 931-1 Low Viscosity Encapsulant
| Category | Polymer , Adhesive , Thermoset , Epoxy |
| Manufacturer | Tra-Con, Inc. |
| Trade Name | Tra-Bond |
| Port | Ningbo port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | Tra-Con Tra-Bond 931-1 Low Viscosity Encapsulant.pdf  |
| Price | EMAIL US sales@lookpolymers.com |
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.
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Specific Gravity | 1.20 g/cc | 1.20 g/cc | Cured |
| Viscosity | 300 cP @Temperature 25.0 °C |
300 cP @Temperature 77.0 °F |
After mixing |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Hardness, Shore D | 88 | 88 | |
| Adhesive Bond Strength | 24.1 MPa | 3500 psi | Lap shear, alum to alum, @ 25°C |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| CTE, linear | 67.0 µm/m-°C | 37.2 µin/in-°F | Below Tg |
| 240 µm/m-°C | 133 µin/in-°F | Above 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 °C | 284 °F | |
| Minimum Service Temperature, Air | -20.0 °C | -4.00 °F | |
| Glass Transition Temp, Tg | 100 °C | 212 °F | Ultimate Tg |
| Electrical Properties | Metric | English | Comments |
|---|---|---|---|
| Volume Resistivity | 2.00e+14 ohm-cm | 2.00e+14 ohm-cm | |
| Dielectric Strength | 27.6 kV/mm | 700 kV/in | |
| Dissipation Factor | 0.026 | 0.026 |
| Chemical Properties | Metric | English | Comments |
|---|---|---|---|
| Ionic Impurities - Na (Sodium) | 5.0 ppm | 5.0 ppm | |
| Ionic Impurities - K (Potassium) | 5.0 ppm | 5.0 ppm | |
| Ionic Impurities - Cl (Chloride) | 100 ppm | 100 ppm |
| Processing Properties | Metric | English | Comments |
|---|---|---|---|
| Cure Time | 1443 min | 24.05 hour | 3 min @ 130°C + 24 hrs @ 25°C |
| 1445 min | 24.08 hour | 5 min @ 100°C + 24 hrs @ 25°C | |
| 60.0 min @Temperature 100 °C |
1.00 hour @Temperature 212 °F |
| Descriptive Properties | Value | Comments |
|---|---|---|
| Color | Clear, Amber | |
| Thixotropic Index | 1 | |
| Weight Loss % | 1 | At 300°C |
| Working Life hours | 6 | At 25°C |
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