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See Product Specifications
| Part Number: | 3M 438 4" X 4"-25 |
| Category: | Tapes, Adhesives, Materials |
| Subcategory: | Tape |
| Manufacturer: | 3M (TC) |
| Packaging: | Bulk |
| Product Status: | Active |
| Tape Type: | Aluminum Foil |
| Adhesive: | Acrylic |
| Backing, Carrier: | Aluminum Foil |
| 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: | 4.00" (101.60mm) |
| Color: | Silver |
| Usage: | - |
| Temperature Range: | -65°F ~ 300°F (-54°C ~ 149°C) |
