– Item Name: HumiSeal® 1A33
– Manufacturer: HumiSeal
– Technologies: Single-component polyurethane conformal coating
– Color: Fluoresces under UV light
– Certifications: MIL-I-46058C, IPC-CC-830B, RoHS Directive 2011/65/EC, UL File Number E105698
– Cure Type: 30 days at RT, 30 hours at 76°C, or 20 hours at 88°C
– Package Size: Contact Avantek for details.
– Shelf Life: 24 months
HumiSeal® 1A33 is a single-component, polyurethane conformal coating designed for general PCB applications. It contains no free isocyanates, fluoresces under UV light for inspection, and complies with MIL-I-46058C, IPC-CC-830B, UL (E105698), and RoHS Directive 2011/65/EC.
| Property | Value |
|---|---|
| Density (ASTM D1475) | 0.95 ± 0.02 g/cm³ |
| Solids Content (Fed-Std-141, Meth. 4044) | 44 ± 2% |
| Viscosity (Fed-Std-141, Meth. 4287) | 180 ± 20 centipoise |
| VOC | 531 g/L |
| Recommended Coating Thickness | 25 – 75 microns |
| Drying Time to Handle (Fed-Std-141, Meth. 4061) | 15 minutes |
| Curing Conditions for Optimum Properties | 30 days at RT / 30h @ 76°C / 20h @ 88°C |
| Thermal Shock (MIL-I-46058C) | -65°C to 125°C |
| Glass Transition Temperature (DSC) | 26°C |
| Coefficient of Thermal Expansion (TMA) | 193 ppm/°C |
| Modulus (DMA) | 27.2 MPa |
| Flammability (UL 94) | V-0 |
| Dielectric Withstand Voltage (MIL-I-46058C) | >1500 volts |
| Dielectric Breakdown Voltage (ASTM D149) | 7500 volts |
| Dielectric Constant (1MHz, 25°C) (ASTM D150-98) | 3.6 |
| Dissipation Factor (1MHz, 25°C) (ASTM D150-98) | 0.03 |
| Insulation Resistance (MIL-I-46058C) | 2.0 × 10¹⁴ ohms (200TΩ) |
| Moisture Insulation Resistance (MIL-I-46058C) | 1.6 × 10¹⁰ ohms (16GΩ) |
| CTI, PLC (UL746E @ 600V) | 0 |
| Fungus Resistance (ASTM G21) | Passes |
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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.
Office address: The Verosa Park, 39 street 10, Quarter 2, Long truong Ward, Ho Chi Minh City, Viet Nam
Website: avantek.vn
Email 1: info@avantek.vn
Email 2: long.pham@avantek.vn
Tel: (+84) 944 415 762
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