LOCTITE® SI 5031™ is a one-component, flowable UV and visible light-curable silicone adhesive designed for potting, coating, and sealing applications. It offers:
| Property | Value |
|---|---|
| Uncured State | |
| Specific Gravity @ 25°C | 1.01 |
| Viscosity (Brookfield, 25°C, Spindle 3, 10 rpm) | 5,800 mPa·s (cP) |
| Fluorescence | Positive under UV light |
| Curing Performance | |
| Skin Over Time @ 23°C, 50% RH | 20 min |
| Tack-Free Time (UV 70 mW/cm² @ 365 nm) | 20 sec |
| Depth of Cure (UV 70 mW/cm² @ 365 nm, 90 sec) | 20 mm |
| Cured Properties | |
| Lap Shear Strength (Glass-Aluminum) | 2 N/mm² (290 psi) |
| Lap Shear Strength (Glass-Steel) | 1 N/mm² (150 psi) |
| Lap Shear Strength (Glass-Polycarbonate) | 0.4 N/mm² (60 psi) |
| Environmental Resistance | |
| Heat Aging @ 177°C, 168 hrs (Tensile Strength Change) | -6% |
| Heat Aging @ 233°C, 168 hrs (Tensile Strength Change) | +61% |
| Ethylene Glycol/Water @ 100°C, 168 hrs (Tensile Strength Change) | -43% |
| ASTM IRM 903 Oil @ 150°C, 70 hrs (Volume Swell) | +47% |
| 5W30 Oil @ 150°C, 168 hrs (Tensile Strength Change) | -55% |
LOCTITE ECCOBOND UF 9000AG-061 is specifically formulated for FCBGA and Cu pillar flip chip packaging, ensuring robust solder joint encapsulation under extreme electrothermal cycling from -65 °C to 150 °C. Its superior capillary flow also optimizes throughput in automated assembly lines for high-density ICs.
BERGQUIST microTIM mTIM 1028 is purpose built for riding cage assemblies in servers, switches, and routers, interfacing with electroless nickel plated copper or aluminum heat sinks. It ensures stable operation in high power transceiver modules while also extending applicability to liquid cooling components, heat pipes, and fin based dissipative structures.
LOCTITE® ABLESTIK NCA 3218 is specifically formulated for ADAS optical modules, ensuring secure bonding in lens barrel to housing and lens housing to circuit board interfaces where dimensional accuracy and dielectric integrity are non negotiable.
Loctite® 3296, a dual cure (UV & thermal) adhesive, is engineered for active alignment assembly of ADAS cameras and LiDAR modules. Its optimized bonding to aluminum and FR4 substrates ensures secure fixation of optical components while enabling nanometer level alignment critical for high resolution imaging.
Techniq Vietnam provides end-to-end materials and process solutions, integrating world-class technologies in adhesives, soldering, and thermal management.
Through partnerships with leading global brands, we deliver high-value materials, expert consulting, and optimized supply chains ensuring timely delivery, efficiency, and sustainable growth for our clients.
At Techniq, our mission is to connect cutting-edge materials, processes, and equipment with customer needs, enabling efficiency, reliability, and long-term value creation.
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