UL-listed. EMI Shielding Tape - WE-CF Series. WE-CF series self adhesive EMI shielding tape coated with aluminium or copper with a very high shielding effect. This is by virtue of its highly conductive adhesive with metal powder. Applications for the WE-CF series EMI Shielding Tape include EMI-Protection of doors and housings. The WE-CF series EMI Shielding Tape can also be used in conjunction with the WE-ST series conductive Ni/Cu woven glass fiber sleeve. Operating Temperature Range : -25ºC to +85ºC