
FX219G5 – Silicone Potting & Encapsulation Compound
Everwide FX219G5 Silicone Potting Compound – high-thermal, UL94 V-0 silicone potting for electronic modules. Compare with Shin-Etsu KET-132 silicone potting.
-Item Name: HumiSeal® 1B66
-Manufacturer: HumiSeal
-Technologies: Fast-drying, single-component acrylic conformal coating
-Color: Not specified
-Cure Type: 24 hrs at room temperature or 30 min at 76°C
-Package Size: Contact to Avantek for details.
-Shelf Life: 24 months
HumiSeal® 1B66 is a fast-drying, single-component acrylic conformal coating designed to protect printed circuit assemblies from moisture and environmental factors. It is flexible, easily repairable, and compliant with the RoHS Directive 2002/95/EC.
| Property | Value |
|---|---|
| Density (ASTM D1475) | 0.91 ± 0.02 g/cm³ |
| Solids Content (Fed-Std-141, Meth. 4044) | 35 ± 3 % |
| Viscosity (Fed-Std-141, Meth. 4287) | 200 ± 15 centipoise |
| VOC Content | 592 g/L |
| Drying Time to Handle | 10 minutes |
| Recommended Coating Thickness | 25 – 75 microns |
| Curing Conditions | 24 hrs @ RT or 30 min @ 76°C |
| Time to Reach Optimum Properties | 7 days |
| Thermal Shock (MIL-I-46058C) | -65°C to 125°C |
| Glass Transition Temperature (Tg – DSC) | 14°C |
| Modulus (DMA @ 40°C) | 850 MPa |
| Dielectric Withstand Voltage | >1500 volts |
| Dielectric Breakdown Voltage (ASTM D149) | 7500 volts |
| Dielectric Constant (ASTM D150-98, 1MHz, 25°C) | 2.5 |
| Dissipation Factor (ASTM D150-98, 1MHz, 25°C) | 0.01 |
| Insulation Resistance (MIL-I-46058C) | 8.0 × 10¹⁴ ohms (800TΩ) |
| Moisture Insulation Resistance | 6.0 × 10⁹ ohms (60GΩ) |
| Fungus Resistance (ASTM G21) | Passes |

Everwide FX219G5 Silicone Potting Compound – high-thermal, UL94 V-0 silicone potting for electronic modules. Compare with Shin-Etsu KET-132 silicone potting.

FX244-1 A specialized two-part silicone rubber designed for creating high-precision molds. This material features a unique oil-bleeding property that creates a self-releasing surface, eliminating the need for external non-stick sprays during demolding.

As the year draws to a close and the Christmas season arrives, Avantek Viet Nam would like to extend our warmest Christmas greetings to all our valued customers, partners, and friends.

Partial Gasket & Seal Strategies Using Henkel Loctite SI 5910
Gasket sealing is a core part of many industrial assembly and maintenance operations — from automotive engine housings to HVAC covers and machinery flanges. When selecting a gasketing solution, you need something that forms reliably in place, resists movement and fluids, and simplifies application — which is where Henkel Loctite SI 5910 fits perfectly
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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.
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