HumiSeal® UV40HV is a high-solids, single-component, UV-curable acrylated polyurethane conformal coating. It offers excellent chemical resistance, surface hardness, flexibility, and moisture resistance. The coating is tack-free after UV exposure and features a secondary moisture cure for unexposed areas. It fluoresces under UV light for inspection and complies with RoHS Directive 2011/65/EU.
| Property | Value |
|---|---|
| Density | 1.05 – 1.15 g/cm³ |
| Minimum Solids Content | 95% |
| Viscosity (Fed-Std-141, Method 4287) | 3,700 ± 1,300 cP |
| Shelf Life (Room Temp.) | 12 months |
| Recommended Stripper | HumiSeal® Stripper 1100 (not available in EU) |
| Thermal Shock (50 cycles, -65°C to 125°C) | Pass |
| Glass Transition Temperature (Tg) | 45°C |
| Coefficient of Thermal Expansion (TMA) | 85 ppm/°C (below Tg), 197 ppm/°C (above Tg) |
| Dielectric Withstand Voltage | >1500V |
| Dielectric Constant (1MHz, 25°C, ASTM D150-98) | 2.5 |
| Dissipation Factor (1MHz, 25°C, ASTM D150-98) | 0.01 |
| Insulation Resistance | 8.0 × 10¹⁴ Ω (800TΩ) |
| Moisture Insulation Resistance | 4.7 × 10¹⁰ Ω (47GΩ) |
| Fungus Resistance (ASTM G21) | Pass |
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Avantek Viet Nam is a dynamic MRO, direct materials and equipment supplier that brings advanced technological solutions to maximize satisfaction of customers.
We are expert in import and export of adhesives, accessories and equipment in both domestic and cosmetic industrial fields, production and technology research and development.
Our solutions promise to bring best optimal effectiveness along with competitive prices, excellent customer services, dedicated on-site support.
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