3M 425 Aluminum Foil Tape Silver is made of a dead soft aluminum backing and an acrylic adhesive which is used for sealing, patching, and holding interior and exterior applications. It offers low moisture transmission, heat/ light reflection, durability, flame resistance, and an easy-release liner. 5 mil (0.13 mm) thick. 6 in x 5 yd Roll.
| Typical Use: | Used for sealing, patching, and holding interior and exterior applications. | 
| Backing Type: | Aluminum | 
| Chemical Composition: | Aluminum/acrylic | 
| Color: | Silver | 
| Components: | 1 part | 
| Elongation: | 8% @ break | 
| Service Temperature: | -54 to 149 °C | 
| Tape Width: | 6 in | 
| Tensile Strength: | 30 lb/in | 
| TDS | |
| SDS |