W.L. Gore Sealants

W.L. Gore SealantsW. L. Gore & Associates is the world’s leading supplier of expanded PTFE (polytetrafluoroethylene) components used in the transport and sealing of industrial fluids. Their products include aircraft sealant, high-performance gaskets and packing fibers for the most severe conditions.


  • Gore Sealants are among the world’s tightest chemically-resistant gaskets.
  • Made from 100 percent expanded PTFE, GORE® Gaskets are suitable for use throughout the entire pH range, except molten alkali metals and elemental fluorine.
  • These gaskets withstand a wide range of temperatures, making them ideal for both high temperature and cryogenic applications.
  • Gore also offers a full line of PTFE fibers for high-performance compression packings.
  • These materials are chemically inert, highly abrasion resistant, and able to withstand high temperatures.
  • They can be used in virtually any static or dynamic application requiring compression packing.

Temperature Ratings

  • Gaskets: from -450oF to 600oF (-268oC to 315o C)
  • Packing: Up to 550 o F (288 o C)