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4A Molecular Sieve Raw Powder

4A zeolite molecular sieve raw powder is widely used in the production of polyurethane and other polymers, which can adsorb impurities such as moisture that affect product quality without changing the physical and chemical properties of the product itself. It can also be added as a selective adsorbent to a specific polymer or coating production process to adsorb CO₂, H₂S and other gases generated in the production process. Some powdered molecular sieves can also be applied to hollow glass composite rubber strips as desiccants or as catalyst carriers.

Product Details

Technical Specification

Model

3A Molecular Sieve

4A Molecular Sieve

5A Molecular Sieve

13X Molecular Sieve

Crystallinity (%)

~100%

~100%

~100%

~100%

Water Adsorption (%)

≥25

≥27

≥28

≥32

CO2  Adsorption (%)

≥22.5

≥22.5

Burn Loss (%)

≤22

≤22

≤23

≤24

PH5 (%)

≤11

≤11.5

≤10.5

≤11.5

Cl- (%)

≤0.2

≤0.2

K2O%

≥13

K2O/Al2O3 (%)

≥40

CaO (%)

≥13.5

CaO/Al2O3 (%)

≥70

Loose Bulk Density (kg/m³)

500

400

600

400

Finished Products Application

Drying Ethylene and Propylene Ethanol

Oil or Gas Dehumidification

Air Purification

Gas-liquid Separation


















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