3M 4991 is a 90 mil, VHBâ„¢, double-coated, conformable acrylic foam. 4991 is the main product when conformability is necessary. 4991 utilizes multi-purpose acrylic adhesive on both sides of a conformable foam. It has excellent adhesion to a broad range of high and medium surface energy substrates including metals, glass and a wide variety of plastics and plasticized vinyl. In many cases 4991 can replace rivets, spot welds, liquid adhesives or other permanent fasteners.
3M VHB™ 90mil Gray Conformable Acrylic Foam
• 60.00 lbs/in