1.1 This specification covers electrical insulating tape consisting of a backing made from polyethylene plastic film, coated on one side with a pressure-sensitive adhesive. 1.2 The values stated in SI units are the stan This specification covers electrical insulating tape consisting of a backing made from polyethylene plastic film, coated on one side with a pressure-sensitive adhesive. The backing shall be polyethylene, suitably compounded to meet the requirements pre