LOCTITE® SI 5399™ is a one-component acetoxy silicone sealant that cures at room temperature via exposure to atmospheric moisture. It is primarily used for sealing, bonding, and high-temperature protection in industrial applications. This product is suitable for use in environments up to 350°C.
| Property | Value |
|---|---|
| Specific Gravity @ 20°C | 1.04 |
| Extrusion Rate (3mm Nozzle, 0.6MPa, 25°C) | 250 g/min |
| Thixotropic | Yes (Reduced migration after application) |
| Surface Cure (Tack-Free Time) | 5 min @ 23°C, 50% RH |
| Property | Value |
|---|---|
| Shore Hardness (A) | 33 |
| Elongation at Break (%) | 500 |
| Tensile Strength (N/mm²) | 3.3 (475 psi) |
| Tensile Modulus (N/mm²) | 0.8 (120 psi) |
| Property | Value |
|---|---|
| Volume Resistivity (Ω·cm) | 7.3×10¹⁵ |
| Dielectric Strength (kV/mm) | 23.3 |
| Dielectric Constant (1MHz) | 2.4 |
| Substrate | Lap Shear Strength (N/mm²) | psi |
|---|---|---|
| AG3 Aluminum | 2.5 | 360 |
| AG3 Aluminum (1mm Gasket) | 1.7 | 250 |
| Alclad Aluminum (1mm Gasket) | 1.6 | 230 |
| Property | Value |
|---|---|
| Volume Swell (%) | 21 |
| Shore Hardness (A) | 14 |
| Tensile Modulus (N/mm²) | 0.4 (60 psi) |
| Tensile Strength (N/mm²) | 1.65 (240 psi) |
| Elongation at Break (%) | 590 |
BERGQUIST® GAP FILLER TGF 2900LVO, a silicone-based 2-component system, delivers optimized heat transfer across ultra-thin bondline interfaces. It is engineered for automotive control modules, high-throughput manufacturing lines, and electronics sensitive to siloxane outgassing, ensuring stable operation in environments spanning -40 °C to +150 °C.
BERGQUIST® LIQUI FORM TLF 10000 addresses critical hotspots in RRU/AAU/BBU units, EV battery packs, 5G antenna modules, industrial controllers, and compact PCBs while stabilizing vertical gaps ≤2.5 mm and preserving electrostatic reliability.
TECHNOMELT® Low Pressure Molding polyamides deliver precision encapsulation of PCBs, PCBAs, connectors, sensors, power modules, LEDs, HVAC controllers, and wearable medical devices, while also enabling leakproof integration in liquid-delivery systems.
Huntsman ARALDITE® systems are designed for • Rotor potting to replace permanent magnets in magnetless motor concepts • Stator encapsulation for enhanced coil protection • High voltage impregnation processes ensuring worker safety and long term adhesion.
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