3M™ Tape CN-4490 is a 2-mil thick, non-woven fabric, EMI shielding tape. This tape is suitable for grounding and EMI shielding of equipment, components and shielded rooms. It comes on a removable liner for die-cutting and easy handling.
3M™ Tape CN 4490 Shielding Tape features copper nickel coated, conductive polyester fabric backing with pressure sensitive, electrically conductive acrylic adhesive that offers firm adhesion. The good strength, highly conformable backing used minimizes finger lacerations. This tape is designed for troubleshooting, design and prototyping in electrical design and test laboratories. UL Listed.