Molecular Sieves

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Molecular Sieves Type 3A


Molecular Sieves Type 3A are crystalline metal aluminosilicates having an effective pore opening of 3 angstroms. Type 3A are formed by replacing a large fraction of the sodium cations with potassium cations.


  • Double - Glazing Industry
  • Drying of Olefin, Jet Fuel, Kerosene, Alkylation Feed, Hexane, Benzene, Ethylene, Propylene, Methanol, Ethanol and Isopropanol.
  • Polyurethane based formulations

  • General Properties (Form in which supplied:Beads)
    Property NameProperty Value
    Mean Particle Diameters4 x 8 (4mm) and 8 x 12 (2mm)
    Nominal Pore Size3 Angstroms
    Bulk Density44 - 45 Lbs/Ft3
    Average Crushing Strength Under Increasing Pressure (Lb)
    4 x 8 mesh
    8 x 12 mesh

    Equilibrium Water Capacity (Theoretical)21% wt.
    Water Content (as shipped)1.5% wt.(max.)
    Heat of Adsorption (max)1,800 Btu/lb H2O
    Specific Heat (approx)0.23Btu/lb/oF
    Recommended Temp. of Regeneration (oF)250 - 600


    Type 3A Molecular Sieves are delivered in drums containing 60 lbs, 150 lbs and 300 lbs net of product.

    Get Adobe PDF Reader | Download Data Sheet Molecular Sieves Type 3A