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SIGMA 533

sigma_533MATERIAL: Biaxially orientated PTFE containing barium sulfate
COLOR: Off white (pigment free)

Standard compression sheet material reinforced with barytes (barium sulphate) filler. SIGMA 533 is the preferred choice for sealing concentrated alkalis and is also compatible with Aqueous Hydrofluoric Acid. Restricted resistance to concentrated mineral acids.

  • Standard compressibility
  • Ideal for sealing food, pharmaceutical and other non-contamination applications
  • Strong alkaline solutions to other general chemicals
  • Aqueous hydrofluoric acid below 49%
  • Not suitable for sealing molten alkali metals or fluorine gas

 

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