• Pfeiffer 6a PTFE lined micro-flow valve offers the optimal solution for addressing aggressive or corrosive media especially in the chemical industry.
  • Low cost alternative to exotic material required to handle aggressive or corrosive media
  • Exchangeable PTFE seat and PTFE plug
  • Stem sealed by PTFE bellow with an additional safety packing as secondary seal
  • Test connection for monitoring of the bellow primary seal and detecting leakage
  • Low permissibility with a standard PFTE liner thickness of 5 - 8 mm



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