
Electric Motor Reliability with Huntsman ARALDITE® Encapsulation Potting – Casting
Electric Motor Reliability with Huntsman ARALDITE® Encapsulation Potting – Casting
HumiSeal® 1A34 is a fast-curing, single-component polyurethane conformal coating. It is MIL-I-46058C qualified, IPC-CC-830 and RoHS compliant, offering easy application, UV fluorescence for inspection, and excellent environmental resistance.
Property | Value |
---|---|
Density (ASTM D1475) | 0.95 ± 0.02 g/cm³ |
Solids Content | 39 ± 2 % |
Viscosity | 125 ± 75 centipoise |
VOC | 576 g/L |
Coating Thickness | 25 – 75 microns |
Drying Time to Handle | 120 ± 30 min |
Curing Time | 24 hrs @ RT or 4 hrs @ 76°C |
Time for Optimum Properties | 7 days |
Thinner | HumiSeal® Thinner 521, 521EU |
Shelf Life | 6 months |
Thermal Shock | -65°C to 125°C |
Glass Transition Temperature | 18°C |
Modulus (DMA) | 51.3 MPa |
Flammability | Self-extinguishing |
Dielectric Strength | >1500V |
Dielectric Constant (1MHz, 25°C) | 3.5 |
Dissipation Factor (1MHz, 25°C) | 0.028 |
Insulation Resistance | 1.7 × 10¹⁴ ohms (170TΩ) |
Moisture Insulation Resistance | 6.3 × 10¹⁰ ohms (63GΩ) |
Fungus Resistance | Passes ASTM G21 |
Electric Motor Reliability with Huntsman ARALDITE® Encapsulation Potting – Casting
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