PTFE Views 7 meanings found PTFE is the chemical abbreviation for polytetrafluoroethylene, the high‑performance polymer best known as Teflon, and it is sometimes used to label precise time‑and‑frequency equipment. Miscellaneous PolyTetraFluoroEthylene Precise Time and Frequency Equipment Governmental Polytetrafluorethylene PolyTetraFluroEthylene Academic & Science PolyTetraFluorEthylene (teflon) Polymer Textile and Fiber Engineering Business Plumbers Tape For Everything