Budnick Converting ®
3M
VHB™ Tape 4946
***Discontinued*** 45 Mil Firm White Acrylic Foam
Discontinued- 3M recommends 4941F alternative 3M™ VHB™ Tape 4946 is a 45 mil, double sided acrylic foam. It has a multi-purpose acrylic adhesive on a firm acrylic foam. In many cases they can replace rivets, spot welds, liquid adhesives or other permanent fasteners. It is often uses to attach vinyl trims, bond vinyl extrusions and attach pre-painted truck & trailer skins.
Converting Services
- Precision Cutting
- Die Cutting
- Slitting
- Printing
- Laminating and Coating
- Spooling and Finishing
- Consulting & Process Audit
- Prototyping
- Inventory Management
At Budnick, we specialize in custom converting these materials into labor saving, user-friendly parts.
| Backing/Carrier | Acrylic Foam |
|---|---|
| Adhesive | Acrylic |
| Thickness | 45 Mils |
| Tensile | 140.00 lbs/in |
|---|---|
| Elongation | |
| Adhesion (liner) | 400 oz/in |
| Adhesion (unwind) | 400 oz/in |
| Min. Application Temp | 60° F |
|---|---|
| Min. Service Temp | -40° F |
| Max Short-Term Temp | 200° F |
| Max Long-Term Temp | 300° F |
Product Features
- White acrylic closed-cell foam carrier
- Static Shear measured at 72°F 1/2 sq. in. loadings on stainless steel will hold 1,500 grams over 10,000 minutes ASTM D-3654
- Dynamic shear to stainless steel ASTM D-1002: 80lb/sq. in
- Density: 45#/ft cubed
- High tensile strength
- High shear and peel adhesion
- Resistant to solvents
- Resistant to moisture & plasticizers
- U.L. recognition
- Low outgassing
- Conformable
- UV Resistant
Adhesive Tape Applications
- Replace rivets
- Bonding a variety of substrates, including most metal, sealed wood and glass, as well as many plastics, composites and painted surfaces
Adhesive Tape Colors
- White
Data provided by Budnick Converting, Inc.
The physical properties listed are typical values and are not to be considered as specifications. Our suggestions for use are based on tests we believe to be reliable. However, the purchaser must carry out their own tests to determine the suitability of the product for their internal use. Information is given in good faith, but without warranty.
It is essential, as with all pressure-sensitive tapes, that the surface to which the tape is applied be clean, dry and free of grease and oil.
Shelf life from date of manufacture is based on the product being stored at 70°F(21°C) / 50% relative humidity out of direct sunlight.
Specification compliance is dynamic and should only be used as a general guide. Always confirm that the tape you are interested in currently complies with all specification requirements. Please verify that the product number that you select is available in the proper size and color to meet your specification.