Alpha Alaflex 2278 AMA is a reinforced version of 13 AM, utilizing a fire-retardant, thermo-setting adhesive, 2×2 scrim, aluminized polyester film and one layer of aluminum foil for construction.
ADVANTAGES
This product offers excellent fire-retardant characteristics and can be used as a flexible duct liner with the proper system. It offers excellent vapor barrier characteristics and high strength coupled with low cost. This product is a U.L. listed sheathing material.
Lower Continuous Operating Temperature (°F): -65
Upper Continuous Operating Temperature (°F): 265
| Width | Various |
|---|---|
| Roll Length | Various |
| Color | Foil/Scrim/MPET |
| Base Fabric | 2×2 Glass Scrim |
| Thickness (in.) ASTM-D-1777 | 0.005 |
| Weight (oz/sy) ASTM-D-3776 | 1.6 |
| Lower Service Temperature Limit (°F) | -65 |
| Upper Service Temperature Limit, Continuous (°F) | 265 |
| Tensile Strength ASTM-D-5035 | 20 |
| Tear Strength ASTM-D-1424 | 320 |
| Flame Resistance - Afterglow (sec) ASTM D-6413 | 5 |
| Flame Resistance - Flameout (sec) ASTM D-6413 | 3 |
| Flame Resistance - Char Length (in.) ASTM D-6413 | 3 |
