3M Scotch Super 33+ black insulating tape comes in a 1 in width, uses a rubber adhesive and is packaged 12 rolls per inner, 48 rolls per case. Can be used to a maximum temperature of +176 F. One of the unique features of this insulating tape is the elongation capabilities. The 3M Scotch Super 33+ insulating tape can be stretched 250 % for breaking. Provides a tensile strength of 15 lb/in. Many tape products can have either conductive or insulting properties which are used across a variety of applications. This insulating tape is electrically insulating. This product is a single-sided adhesive insulating tape. When purchasing this product, consider the thickness. The variances in thickness often make an important difference in proper performance. This insulating tape has a 7 mil thickness. In addition to the other properties this product is flame retardant. This insulating tape meets the following standards: CSA 2.22, UL 510.