molecular sieveChemical Formula:Na2O• Al2O3 •(2.8±0.2)SiO2 •(6-7)H2O
Si/Al ratio: SiO2/ Al2O3≈2.6-3.0
Pore diameter:About 10A
Use:Removal of hydrocarbons and purification inlet air for medium and large size air-separation equipment.
Technical parameter:
Parameter Unit Bead Pellet
Size mm 2-3 3-5 1.6 3.2
Water adsorption capacity
(25℃,RH50%) %wt ≥27 ≥27 ≥27 ≥27
Abrasion %wt ≤0.10 ≤0.10 ≤0.10 ≤0.10
Bulk density g/ml 0.66 ≥0.66 ≥0.63 ≥0.63
Crush Strength N ≥40 ≥90 ≥35 ≥60
Water content(575℃,3h) %wt ≤1.0 ≤1.0 ≤1.0 ≤1.0
Water adsorption capacity %wt ≥24 ≥24 ≥23.5 ≥23.5
CO2 adsorption capacity
(25℃,250mmHg) %wt ≥18 ≥18 ≥18 ≥18
Reactivation:Heat treatment under air flow or vacuum treatment.