3M Scotchfil Electrical Insulation Putty can be wrapped, stretched or molded around irregular shapes for quick, smooth insulation build-up. Use 3M Scotchfil putty to insulate connections up to 600 volts and to round out high-voltage connections to gear, smooth bus bar irregularities, and make a moisture seal at ground wire exits in high-voltage splices. UL Recognized Component listing for 176(deg)F (80(deg)C) when used in combination with Scotch Super 33+ or Scotch Super 88 tapes.

This black 125 mil, electrical grade, rubber-based, elastic-type putty is supplied in tape form.