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.
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LOCTITE STYCAST 4640 is an RTV condensation-cure silicone rubber syntactic foam designed for airborne potting, sealing, and caulking applications requiring low weight and excellent dielectric properties. It is a two-component, lightweight, and temperature-resistant material with a room-temperature cure capability.
| Property | LOCTITE STYCAST 4640 | LOCTITE CAT 50 AMB |
|---|---|---|
| Brookfield Viscosity (mPa·s) | 45,000 | 85 |
| Density (g/cm³) | 0.75 | – |
| Shelf Life (@18-25°C, days) | 180 | – |
| Property | LOCTITE STYCAST 4640 + CAT 50 AMB | LOCTITE STYCAST 4640 + CAT 50-2 AMB |
|---|---|---|
| Brookfield Viscosity (mPa·s) | 45,000 | 45,000 |
| Density (g/cm³) | 0.75 | – |
| Work Life @ 25°C (minutes) | 60 | – |
| Cure Schedule | LOCTITE STYCAST 4640 + CAT 50 AMB |
|---|---|
| Room Temperature Cure | 16-24 hours @ 25°C |
| Heat Cure | 2-4 hours @ 65°C |
| Post Cure (if above 125°C expected) | 1-2 hours @ incremental 25-30°C steps |
| Property | LOCTITE STYCAST 4640 + CAT 50 AMB | LOCTITE STYCAST 4640 + CAT 50-2 AMB |
|---|---|---|
| Hardness (Shore A) | 70 | 64 |
| Elongation (%) | 135 | 51 |
| Water Absorption (24-hr boil, %) | <0.1 | – |
| Glass Transition Temperature (°C) | – | ≤50 |
| Coefficient of Thermal Expansion (µm/m·°C) | – | 193 |
| Property | LOCTITE STYCAST 4640 + CAT 50 AMB | LOCTITE STYCAST 4640 + CAT 50-2 AMB |
|---|---|---|
| Volume Resistivity (ohms·cm) | >1×10¹⁴ | – |
| Dielectric Strength (V/mil) | 250 | – |
| Dielectric Constant / Dissipation Factor | 2.0 / 0.004 (@1 MHz) | 3.2 / 0.266 (@50 Hz), 2.3 / 0.086 (@1 kHz), 2.1 / 0.005 (@1 MHz) |
| Property | LOCTITE STYCAST 4640 + CAT 50 AMB | LOCTITE STYCAST 4640 + CAT 50-2 AMB |
|---|---|---|
| Tensile Strength (N/mm² / psi) | 1.4 / 200 | 1.96 / 284 |
| Tear Strength (kgf/cm) | – | 1,030 |
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
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.
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