Scotch® Thread Sealant and Lubricant 48 is a white unfused plastic film made of polytetrafluoroethylene (PTFE). This fluorocarbon resin film tape designed to provide a leak-resistance seal when used as a pipe thread sealant. 1/2" x 520" in box.
Aggressive rubber resin adhesive with a resin- and varnish-absorptive black acetate cloth backing.