Molecular Sieve 3A is an alkali alumino silicate.It is the potassium form of the A type structure and has an effective pore opening of 3 Angstrom (0.32nm).


  • Drying of unsaturated hydrocarbons (e.g. ethylene, propylene, butadien)
  • Cracked Gas Drying
  • Drying of natural gas, if COS minimization is essential, or a minimum co-adsorption of hydrocarbons is required.
  • Drying of highly polar alcohol compounds, such as methanol and ethanol.
  • Drying of refrigerants (e.g. R22, R134a etc)
  • Insulating glazing