Description3M 4950 VHB Acrylic Foam Tape. Creates a permanent seal against water, moisture, salt and much more. General purpose adhesive on both sides of firm type foam. 0.4 mm thick and bonds to many high surface energy substrates. Strong double sided foam tape that adheres to a broad range of substrates, including aluminium, stainless steel, galvanized steel, many composites and plastics, acrylic, polycarbonate, ABS and painted or sealed wood. Therefore, this tape reliably bonds a variety of materials with strength and speed for permanent applications. High dynamic stress absorption reduces vibration and impact stress. Additionally, for our full range of 3M tapes, click here.