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Piping Systems & Welding

Seal Clean

High Purity ePTFE Gaskets

Seal Clean gaskets are made from100% virgin expanded PTFE (ePTFE) consisting of a multi‐directional fibrous structure and high density skin. No fillers or elastomer particles are used in the production of Seal Clean products to prevent leachout contamination.


Data Sheet

Ideal Applications Include:

Please consult us for the best recommendation.

Available in sizes 1/2" (20mm) through 12”(315mm), and a wide variety of SDR ratings to match pipe ID’s. Seal Clean gaskets are cleaned in a Class 100 Cleanroom and group double bagged in a PE/Nylon bag.


  • High Purity 100% virgin ePTFE design provides low leachouts.
  • Matches SDR pipe ID exactly to eliminate walls and crevices where bacteria can grow.
  • Matches Asahi stub end shoulder OD for quick and accurate installation. 
  • High creep resistance prevents over torque and deformation.
  • Strong resistance to internal blowout.