Molecular Sieves 4A |

About Molecular Sieves

4A molecular mesh is a type of silicon aluminate sodium A. 4A molecular seive can adsorb molecule whose critical size is not greater than 4A. It can adsorb water, methanol, hydrogen sulfide, carbon dioxide, sulfur dioxide, ethylene, propylene, etc. The 4A type can adsorb any molecules that are able to be adsorbed onto the 3A molecular filter.

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Molecular Sieves 4A

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Technical Parameter


Molecular Sieves 3A:

Item Type Unit Note Spherical Bar
Diameter mm 0.5 -1.0 1.6 – 2.5 3-5 1/16 ” 1/8 ”
Static H2O Adsorption percentwt >=22.5
%wt – >=22 >=22 >=22 >=22 RH75%, 35
Bulk Density (g/ml) >=0.75 >=0.74>=0.72>=0.66 >=0.66 Taped
Crush Strength N = >=40 – >=80 – >=40 – >=80 – Average 25 Beads
Loss due to Attrition %wt: =0.1, =0.1, =0.1, =0.2 or =0.3
RSD for Crush Strength — – =0.3
Particle Ratio % >=97 >=98 >=98 >=98 >=98 –
Package Moisture %wt <=1.5 <=1.5 <=1.5 <=1.5 <=1.5 575, 1hr

Applications


Molecular Sieves 4A

Drying of refrigerant & air drying of air valve

Removing carbon dioxide, methanol and ammonia from the gas stream.

Purify and dry hydrocarbons like natural gas, LPG and air;

Drying of electronic parts, medicines, foods, etc.

Packing & Shipping of


Molecular Sieves 4A

25kg/carton lined in PE bag

55 Gallon/sealed steel drum

Can customize packaging to meet customer requirements