DOWSIL™ EA-4600 HM RTV Black UV is a one-component, neutral-cure silicone hot-melt adhesive designed for PCB system assembly. It provides instant green strength, excellent adhesion to various substrates, and long open time. The adhesive is UL 94 rated and operates within a temperature range of -45°C to 150°C (-50°F to 300°F).
Key Features:
| Property | Test Method | Unit | Result |
|---|---|---|---|
| Viscosity at 120°C | CTM 1134 | Pa.s | 60 |
| Nonvolatile Content | CTM 0839 | % | >98.5 |
| Open Time (Assembly Time) | CTM 0243 | Minutes | 15 |
| Pot Life at 120°C | CTM 0243 | Days | 1 |
| Lap Shear Adhesion on PC (30min/1hr/1day/3days/7days) | CTM 0243 | MPa | 0.1/0.1/0.5/1.1/1.7 |
| Durometer (Shore A) | ASTM C661 | Points | 56 |
| Tensile Strength | ASTM D412 | MPa | 4.6 |
| Elongation | ASTM D412 | % | 1000 |
| 180° Peel Strength (1 day) | – | pli | 20 |
| Specific Gravity (Uncured) | CTM 0022 | – | 1.08 |
| Appearance | CTM 0176 | – | Black |
| Service Temperature Range | ASTM C711 | °C | -45 to 150 |
| Dielectric Strength | CTM 0114 | Volts/mil (kV/mm) | 496 (20) |
| Volume Resistivity | CTM 0249 | Ohm-cm | 5.7E+14 |
| Dielectric Constant (100Hz / 100kHz / 1MHz) | CTM 0112 | – | 2.68 / 2.64 / 2.63 |
| Dissipation Factor (100Hz / 100kHz / 1MHz) | CTM 0112 | – | 0.004 / 0.002 / 0.002 |
| Thermal Conductivity | – | W/mK | 0.17 |
| Thermal Diffusivity | – | mm²/s | 0.11 |
| Specific Heat | – | MJ/m³K | 1.6 |
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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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