LOCTITE® AA 3381 is a medium-viscosity, one-component UV-curable acrylic adhesive designed for high-speed production. It offers flexible bonding with excellent load-bearing and shock absorption. Primarily used for potting and sealing glass-to-metal joints, it is ideal for medical devices and dissimilar rigid substrate bonding. Complies with Henkel’s ISO-10993 protocol for medical applications.
Medical device assembly (ISO 10993 qualified)
Glass to metal bonding
Dissimilar rigid substrate bonding
High-speed production lines
Suitable for sterilization processes (EtO, Gamma, 1x steam autoclave)
3. LOCTITE® AA 3381 – Key Technical Data
| Property | Unmixed/Uncured | After Mixing/Curing (UV @ 100 mW/cm² for 30s) |
|---|---|---|
| Appearance | Translucent colorless liquid | — |
| Specific Gravity @ 25°C | 1.08 | — |
| Viscosity (Spindle 4 @ 20 rpm) | 3,600 – 6,600 mPa·s | — |
| Cure Time (Glass, Zeta® 7200) | ≤15 sec @ 50 mW/cm² | 7 sec @ 100 mW/cm² |
| Shore Hardness (Durometer A) | — | ≥72 |
| Elongation at Break | — | 330% |
| Tensile Strength | — | 7.91 N/mm² (1,135 psi) |
| Tensile Modulus | — | 18.6 N/mm² (2,670 psi) |
| Dielectric Strength | — | 37 kV/mm |
| Surface Resistivity | — | 7.84×10¹⁴ Ω·cm |
| Volume Resistivity | — | 1.06×10¹⁴ Ω·cm |
| Dielectric Constant @ 5–50 GHz | — | 3.32 – 2.96 |
| Dissipation Factor @ 5–50 GHz | — | 0.086 – 0.059 |
| UV Depth of Cure (15 sec, 100 mW/cm²) | — | ≥1.6 mm |
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
✍Background / Market TrendAs Avantek Vietnam, we know the automotive industry pushes the boundaries of performance, durability, and efficiency, traditional sealing methods are no longer
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.
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