Polyurethane Potting Adhesive KYROVIA 8430
8430 Polyurethane Potting Adhesive is a two-component polyurethane sealant designed to cure either at room temperature or with heat. After mixing, it exhibits low viscosity, good fluidity, and superior processability. It offers a long working time, ease of application, moderate curing speed, and minimal heat generation, making it ideal for encapsulating electronic devices operating in humid and vibration-prone environments.
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Low viscosity with flame retardancy meeting UL94 V-0 standards
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High post-curing strength, smooth and glossy surface finish, and strong adhesion to substrates
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Excellent electrical insulation properties, along with outstanding water and moisture resistance
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Outstanding low-temperature performance, combined with superior flame retardancy, thermal conductivity, and dielectric insulation
Performance Parameters
| Component A | |
| Color: | Black |
| Viscosity: | 3000~5000 mPa·s |
| Component B | |
| Color: | Dark brown |
| Viscosity: | 100~300 mPa·s |
| Mixing | |
| Mixing ratio (weight ratio A:B): | 100:16 |
| Post-mix viscosity: | 1000~3000 mPa·s |
| Working time: | 40~50 minutes |
| Curing time @25℃: | 24 hours |
| Post-curing hardness (Shore A): | 75~85A |