DOWSIL™ EA-7300 is a silicone adhesive designed for rapid curing at lower temperatures, with a secondary moisture cure to enhance adhesion. It offers high elongation and low modulus, making it ideal for stress relief in applications exposed to thermal expansion mismatches or environmental conditions.
| Property | Value | Unit | Comments |
|---|---|---|---|
| General Characteristics | |||
| One or Two-Part | One | ||
| Color (Part A/Base & Dispensed) | Gray | ||
| Specific Gravity | 1.15 | g/mL | |
| Viscosity | |||
| 20 rpm, HAT 7 | 250,000 | cP | |
| 2 rpm, HAT 7 | 650,000 | cP | |
| Curing Properties | |||
| Cure Time at 105°C | 30 minutes | >90% final adhesion | |
| Cure Time at 125°C | 5 minutes | >90% final adhesion | |
| Mechanical Properties | |||
| Durometer | 20 | Shore A | ASTM D412 |
| Tensile Modulus (100% elongation) | 0.34 | MPa | ASTM D412 |
| Tensile Strength | 2.93 | MPa | ASTM D412 |
| Elongation | 600 | % | ASTM D412 |
| Adhesion Properties | |||
| Lap Shear Strength to AlClad | 1.89 | MPa | 5 min at 125°C + 7 days RT |
| Electrical Properties | |||
| Dielectric Strength (non-dried) | 15.7 | kV/mm | 2.0 mm thickness |
| Volume Resistivity | 1.1E+13 | ohm-cm | |
| Dielectric Constant (Permittivity) | 3.1 – 3.2 | 100 Hz – 1 MHz | |
| Dissipation Factor | 0.001 – 0.004 | 100 Hz – 1 MHz |
Stronger Bonding. Cleaner Process. Reliable Performance. If you are looking for an adhesive that combines high adhesion strength, flexibility, and electronic safety, 3320-80 is the
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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.
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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