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| Part Number | 4-5-438 |
| Datasheet | 4-5-438 datasheet |
| Description | TAPE ALUM FOIL SILVER 4X 5YDS |
| Manufacturer | 3M (TC) |
| Series | 438 |
| Part Status | Active |
| Tape Type | Aluminum Foil |
| Adhesive | Acrylic |
| Backing, Carrier | Aluminum |
| Thickness | 0.0072" (7.2 mils, 0.183mm) |
| Thickness - Adhesive | 0.0022" (2.2 mils, 0.056mm) |
| Thickness - Backing, Carrier | 0.0050" (5.0 mils, 0.127mm) |
| Width | 4.00" (101.60mm) |
| Length | 15' (4.6m) 5 yds |
| Color | Silver |
| Usage | Thermally Conductive |
| Temperature Range | -65°F ~ 300°F (-54°C ~ 149°C) |