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3M VHB Tape 4646 is a dark gray acrylic foam tape designed for strong, permanent bonding. It offers high strength, long term durability, and high temperature resistance for demanding assembly applications.
| Product Type | VHB Tape |
| Product Number | 4646 |
| Color | Dark Gray |
| Color Family | Gray |
| Overall Width | 0.5 in |
| Overall Length | 36 yd |
| Total Tape Thickness without Liner | 0.6 mm |
| Total Tape Thickness without Liner (Imperial) | 23.622 mil |
| Adhesive Type | Acrylic |
| Backing Material | Acrylic Foam |
| Foam Type | Firm |
| Liner Material | Polyethylene Film |
| Core Size | 3 in |
| Indoor Outdoor | Indoor/Outdoor |
| Maximum Operating Temperature | 149 Degree Celsius |
| Maximum Operating Temperature (F) | 300 Degree Fahrenheit |
| Recommended Substrates | Glass, Metal |