Molecular Sieve 4A

Molecular Sieve 4A

4A molecular sieve is mainly used for drying various chemical gases and liquids, refrigerants, pharmaceuticals, electronic materials and volatile substances.

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Product Introduction

Product Specifications


 

Project Induex
Appearance Earthy yellow spherical shape
Particle size mm 2--3 | 3-5 | 4-6
Bulk density g/cm3 0.64--0.68 | 0.60--0.65 | 0.60--0.64
Strength N/piece 30 | 70 | 80
Wear % ≤0.30
Static water adsorption % ≥21

4A molecular sieve is a special product with a pore size of about 4A. It is an alkali metal aluminosilicate and is widely used in the drying of gases and liquids.


Chemical formula: Na2O·Al2O3·2SiO2·9/2H2O


Silicon-aluminum ratio: SiO2/Al2O3≈2


Application



Deep drying of gases and liquids such as air, natural gas, alkanes, and refrigerants


Static drying of pharmaceutical packaging, electronic components and perishable materials; automotive brake balls


Regeneration


 

Removal of moisture: Dry gas at 200~350 degrees Celsius passes through the molecular sieve bed under a pressure of 0.3~0.5kg/cm2 for 3~4 hours, so that the product temperature reaches 150~1800C, and then cools.


Removing organic matter: replacing organic matter with water vapor and then removing moisture.


Package



Woven bags/kraft paper bags/cartons/iron drums

 

Store


 

Adsorption of water and organic matter should be avoided before use, otherwise it should be regenerated.

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