3M 4991 VHB Acrylic Foam Tape 25mm x 16.5m x 2.3mm

3M™ VHB™ Tape 4991 is a gray, 2.3 mm, multi-purpose acrylic adhesive with a conformable, foam core. It can replace rivets, welds and screws. The fast and easy to use permanent bonding method provides high strength and long-term durability. It offers design flexibility with its viscoelasticity and powerful ability to bond to a variety of surfaces.

Fast and easy-to-use permanent bonding method provides high strength and long-term durability

Virtually invisible fastening keeps surfaces smooth

Can replace mechanical fasteners (rivets, welds, screws) or liquid adhesives

Gray, 2.3 mm, multi-purpose adhesive and conformable acrylic foam core offers a good balance of strength and conformability

Eliminate drilling, grinding, refinishing, screwing, welding and associated clean-up

Creates a permanent seal against water, moisture and more

Pressure sensitive adhesive bonds on contact to provide immediate handling strength

Allows the use of thinner, lighter weight and dissimilar materials