4A Molecular Sieve 4x8 Mesh, Beaded

Revised 2015

CHEMICAL FORMULA Na12[(AlO2)12(SiO2)12] • nH2O

PRODUCT DESCRIPTION
DelSORB® 4A48B molecular sieve is an alkali alumino-silicate in the spherical form. It is the sodium form of the Type A crystal structure with an effective pore opening of approximately 4Å. It will adsorb molecules such as oxygen, nitrogen, carbon dioxide and straight chain hydrocarbons. Aromatics and branched chain hydrocarbons will not be adsorbed.

SPECIFICATIONS

Property Value Unit
Bead Size 4 x 8 Mesh
Nominal Pore Opening 4 Angstroms
Equilibrium Water Capacity @ 25°C ≥ 22 % Weight
Heat of Adsorption 1800 BTU/lb of H2O
Bulk Density ≥ .70 g/ml
  ≥ 44 lbs/ft 3
Crush Strength ≥ 18 lbs
  ≥ 80 N
Size Qualification ≥ 97 %
Package Moisture ≤ 1.5 % Weight

TYPICAL APPLICATIONS
Packaging of pharmaceuticals, perishable chemicals and electronics; removing CO2 from gas and air streams; purification of various gas streams and liquids; water scavenger in paint and plastic systems; commercial drying of saturated hydrocarbons.

HANDLING & STORAGE RECOMMENDATIONS
Outline in our Current Safety Data Sheet - Click Here

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