Electric Motor Reliability with Huntsman ARALDITE® Encapsulation Potting – Casting
Electric Motor Reliability with Huntsman ARALDITE® Encapsulation Potting – Casting
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– 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 Techniq VN 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 |
Electric Motor Reliability with Huntsman ARALDITE® Encapsulation Potting – Casting
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Techniq Vietnam provides end-to-end materials and process solutions, integrating world-class technologies in adhesives, soldering, and thermal management.
Through partnerships with leading global brands, we deliver high-value materials, expert consulting, and optimized supply chains ensuring timely delivery, efficiency, and sustainable growth for our clients.
At Techniq, our mission is to connect cutting-edge materials, processes, and equipment with customer needs, enabling efficiency, reliability, and long-term value creation.
HQ address: Thu Duc, Ho Chi Minh City, VietNam
Website: techniq.vn
Email: info@techniq.vn
Tel: +84 88 990 19 29
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