High-Pressure Sealing Sheets

AF 400

The asbestos-free fiber material AF 400 is the high-temperature specialist for demanding applications.

AF 400 is based on aramid fibers and special functional fillers. AF 400 is also bonded with NBR rubber. It is used for demanding flange gaskets in the chemical industry, power plant construction, and steam systems, where high temperatures and aggressive media are present.

  • Excellent temperature resistance (up to 180°C)
  • High resistance to a wide range of chemicals

  • Stable under high, continuous surface pressure

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