3M™ VHB™ Tape 4991
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Details
Highlights
- Grey, 2.3 mm, acrylic adhesive with a conformable, acrylic foam core
- Offers a good plastisiser resistance
- Strong and durable bonds to a wide variety of high to medium surface energy substrates like aluminium, stainless steel, galvanised steel, polycarbonate, ABS
- Superior outdoor performance, UV and solvent resistance
- High aging resistance
- Creates a permanent seal against water, moisture and more
- High dynamic stress absorption reduces vibration and impact stress
- Eliminate drilling, grinding, refinishing, screwing, welding and clean-up
- Offers a good plastiziser resistance
The strong, fast and easy way to create durable and reliable bonds, eliminating rivets, screws, bolts and welds. 3M™ VHB™ Tape 4991 provides high strength and long-term durability. It offers design flexibility with its viscoelasticity and powerful ability to bond a variety of surfaces.
Designed for permanent bonding with a high bond strength in critical applications on high to medium surface energy materials. Offering plasticiser resistence.
Suggested applications
- Bond panel to frame
- Bond stiffener to panel
- Bond of decorative material, trim, attachments
- Bond of nameplates, logos and signs
- Bond electronic displays
- Bond lens window to housing
Typical Properties
| Adhesive Type | Acrylic |
| Applications | Metal Bonding, Panel to Frame/Stiffner to Panel Assembly, Alternatives to Rivetting or Welding, Mounting & Trim Attachment |
| Backing (Carrier) Material | Acrylic Foam |
| Brands | VHB™ |
| Core Size (Imperial) | 3 in |
| Foam Type | Conformable |
| Indoor/Outdoor | Indoor/Outdoor |
| Industries | Appliance, Transportation, Construction, General Industry, Signage, Metalworking, Electronics |
| Liner Material | Polyethylene Film |
| Maximum Operating Temperature (Celsius) | 121 ℃ |
| Maximum Operating Temperature (Fahrenheit) | 250 ℉ |
| Package Contents | 4 Rolls/Pack |
| Product Colour | Grey |
| Smallest Saleable Unit | Roll |
| Overall Length (Imperial) | 18.1 yd, 180.5 yd |
| Overall Length (Metric) | 5.5 m, 16.5 m, 165 m |
| Overall Width (Imperial) | 0.2 in, 0.4 in, 0.5 in, 0.7 in, 1 in, 47.2 in |
| Overall Width (Metric) | 6 mm, 9 mm, 12 mm, 19 mm, 25 mm, 1200 mm |
Resources
3M-VHB-Tape-4991.pdfOther
(PDF)
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Similar products
| Overall Width (Metric) | 6 mm, 9 mm, 12 mm, 19 mm, 25 mm, 1,200 mm | |||
| Overall Width (Imperial) | 0.2 in, 0.4 in, 0.5 in, 0.7 in, 1 in, 47.2 in | |||
| Backing (Carrier) Material | Acrylic Foam | |||
| Product Colour | Grey | |||
| Overall Length (Metric) | 5.5 m, 16.5 m, 165 m | |||
| Overall Length (Imperial) | 18.1 yd, 180.5 yd |
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