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4A Molecular Sieve

4A Molecular Sieve

Brief descriptionMolecular Formula:Na2O Al2O3 2SiO2 9/2H2OSiO2/ Al2O3:≈2Normal Pore Opening:4 AngstromsShape:Sphere and stripColor:Light yellow, beige, khakiSpecificationsShape:Sphere; Diameter:3.0-5.
  • Xi'an Lvneng Purification Technology Limited with professional 4a molecular sieve factory, is a best China 4a zeolite, 4a molecular sieves, molecular sieves 4a, molecular sieve 4a manufacturers and suppliers. We are always at your service.

    Brief description

    Molecular Formula:
    Na2O Al2O3 2SiO2 9/2H2O
    SiO2/ Al2O3:
    ≈2
    Normal Pore Opening:
    4 Angstroms
    Shape:
    Sphere and strip
    Color:
    Light yellow, beige, khaki

    Specifications

    Shape:Sphere; Diameter:3.0-5.0mm;Bulk Density:≥0.65-0.80g/ml;
    Equilibrium Water Capacity (25℃):≥20.5-22.5wt%;
    Equilibrium Methanol Capacity:≥15.0wt%;Heat of Adsorption:1800BTU/lb of H2O;
    Crush Strength:≥85-160N;Attrition Rate:≤0.1wt%;Size Qualification:≤98%;
    Package Moisture:≤1.5 wt%
    ApplicationsforAir dryer desiccation ;Natural gas deeply dehydration;Carbon Dioxide adsorption;
    Sulfur dioxide, hydrogen sulfide and othertrace impurities adsorption ; Alkane drying;Refrigerant drying;Argon gaspurification;Water desiccation in paint, dye and coating industry;Medicinepackaging static drying;Electronic components static drying;Metamorphicchemicals static drying;
    Automobile air brake system and airconditioning system drying;Carbon Dioxide adsorption;Saturated Hydrocarbonsdrying;Nitrogen adsorption.

    Items
    Unit
    sphere
    strip
    8*12
    4*6
    1/16''
    1/8''
    Diameter
    mm
    1.6-2.5
    3.0-5.0
    1.5-1.8
    2.8-3.2
    Bulk Density
    g/ml≥
    0.70-0.82
    0.65-0.80
    0.65
    0.65
    Equilibrium Water Capacity (25℃)
    wt%≥
    20.5-22.5
    20.5-22.5
    21.5
    21.5
    Equilibrium Methanol Capacity
    wt%≥
    15.0
    15.0
    15.0
    15.0
    Heat of Adsorption
    BTU/lb of H2O
    1800
    1800
    1800
    1800
    Crush Strength
    Point contact
    N≥
    30-80
    85-160
    35
    80
    Variation coefficient
    -
    0.3
    0.3
    0.3
    0.3
    Attrition Rate
    wt%≤
    0.1
    0.1
    0.3
    0.3
    Size Qualification
    %≤
    98
    98
    98
    98
    Package Moisture
    wt%≤
    1.5
    1.5
    1.5
    1.5
    Packaging
    Carton drum/Iron drum
    25kg/150kg

    Applications
    ●Air dryer desiccation
    ●Natural gas deeply dehydration
    ●Carbon Dioxide adsorption
    ●Sulfur dioxide, hydrogen sulfide and other trace impurities adsorption
    ●Alkane drying
    ●Refrigerant drying
    ●Argon gas purification
    ●Water desiccation in paint, dye and coating industry
    ●Medicine packaging static drying
    ●Electronic components static drying
    ●Metamorphic chemicals static drying
    ●Automobile air brake system and air conditioning system drying
    ●Saturated Hydrocarbons drying
    ●Nitrogen adsorption
    Attention 
    The 4a zeolite can't be exposed in the open air and should be stored in dry condition with air-proof package.
    The 4a molecular sieves can be regenerated after a certain period of adsorption. The appropriate regenerated temperature would be better below 350℃


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