Brand Name: DOWSIL™ 744 RTV Adhesive Sealant
Available Sizes:
DOWSIL™ 744 RTV Adhesive Sealant is a one-part, white, non-flowing, general-purpose moisture cure adhesive. It cures at room temperature to form a flexible rubber, providing high elongation for added stress relief. This adhesive is designed for applications requiring reliable adhesion and protection against moisture, environmental exposure, mechanical shock, and thermal cycling stress.
Applications:
Typical Properties:
| Property | Unit | Value |
|---|---|---|
| Extrusion Rate | g/min | 190 |
| Flow Rate – Slump | cm | 0.2 |
| Tack-Free Time at 25°C | minutes | 30 |
| Specific Gravity (Cured) | 1.4 | |
| Tensile Strength | MPa | 2.6 |
| Elongation at Break | % | 620 |
| Tear Strength (Die B) | kN/m | 14 |
| Unprimed Adhesion – Lap Shear to Aluminum | MPa | 3 |
| Durometer Hardness | Shore A | 39 |
| Dielectric Strength | kV/mm | 16 |
| Volume Resistivity | Ohm·cm | 1.0 × 10¹⁵ |
| Shelf Life at 25°C | months | 12 |
| UL Flammability Classification | 94-HB |
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