High Tech Industrial Tapes 900 Series   –  Copper foil   –  1.4 mil copper foil; non-conductive acrylic adhesive. Aluminum and copper foil tapes are available in a variety of thicknesses, coated with either an acrylic or silicone adhesive. Several products are available with embossed substrates for applications where EMI/RFI shielding is required. Detailed specs available on request.   –  Carolina Tape   –