| Category | Metal , Nonferrous Metal , Aluminum Alloy , Polymer , Tape |
| Manufacturer | 3M |
| Trade Name | |
| Port | Ningbo port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | 3M 438 Premium Performance Aluminum Foil Tape.pdf |
| Price | EMAIL US sales@lookpolymers.com |
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Thickness | 127 microns | 5.00 mil | Backing; ASTM D3652 |
| 183 microns | 7.20 mil | Total; ASTM D3652 |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Tensile Strength at Break | 56.4 MPa | 8180 psi | ASTM D3759 |
| Peel Strength | 0.47112 kN/m | 2.6875 pli | Adhesion to Steel; ASTM D3330 |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| Maximum Service Temperature, Air | 149 °C | 300 °F | |
| Minimum Service Temperature, Air | -54.0 °C | -65.2 °F |
| Descriptive Properties | Value | Comments |
|---|---|---|
| Adhesive Type | Acrylic |