
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® 1B31
-Manufacturer: HumiSeal
-Technologies: Acrylic Conformal Coating
-Color: Not specified
-Cure Type: 24 hrs @ RT or 30 min @ 76°C
-Package Size: Contact to Avantek for details.
-Shelf Life: 24 months
HumiSeal® 1B31 is a fast-drying, single-component acrylic conformal coating designed to protect printed circuit assemblies from moisture and environmental conditions. It offers excellent flexibility, easy repairability, and UV fluorescence for inspection. The product complies with MIL-I-46058C, IPC-CC-830, and RoHS 2002/95/EC standards.
| Property | Value |
|---|---|
| Density (ASTM D1475) | 0.91 ± 0.02 g/cm³ |
| Solids Content | 35 ± 3% |
| Viscosity | 200 ± 15 cP |
| VOC Content | 592 g/L |
| Drying Time to Handle | 10 minutes |
| Recommended Coating Thickness | 25 – 75 µm |
| Curing Conditions | 24 hrs @ RT or 30 min @ 76°C |
| Time for Optimum Properties | 7 days |
| Shelf Life | 24 months |
| Thermal Shock Resistance | -65°C to 125°C (50 cycles) |
| Glass Transition Temperature (Tg) | 14°C |
| Coefficient of Thermal Expansion (CTE) | 170 ppm/°C (below Tg), 340 ppm/°C (above Tg) |
| Modulus (DMA) | 2000 MPa @ -40°C, 1050 MPa @ 20°C, 8.5 MPa @ 60°C |
| Flammability | Self-extinguishing |
| Dielectric Withstand Voltage | >1500 V |
| Dielectric Breakdown Voltage | 7500 V |
| Dielectric Constant (1MHz, 25°C) | 2.5 |
| Dissipation Factor (1MHz, 25°C) | 0.01 |
| Insulation Resistance | 8.0 × 10¹⁴ Ω |
| Moisture Insulation Resistance | 6.0 × 10¹⁰ Ω |
| Fungus Resistance | Passes ASTM G21 |

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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