4A dg molecular sieve

1) ISO9001:20002) Hight water adsorption, 3) High stength, 4) Low dust...5).COA; MSDS ect.. - details see: https://www.machineto.com/4a-dg-molecular-sieve-10000428

Place of Origin:Shanghai China (Mainland)	Brand Name:AD	Model Number:4A DG	White:beads
high crush strength:high water adsorption

4A DG Molecular sieve

APPLICATIONS

Deep drying of gases and liquids, such as natural gas alkane, air, carbon dioxide etc.
Static drying for electronic component and hygroscopic substance
Dehydration of coating and polyester etc.

Chemical Formula

Type 3A can be adsorbed on Type 4A. Na₁₂[(AlO₂)₁₂(SiO₂)₁₂].XH₂O

Typical Properties	1/16” Pellets	1/8” Pellets	1.6-2.5mm Beads	2-4mm Beads	3-5mm Beads
Nominal Pore Diameter	4 Angstroms	4 Angstroms	4 Angstroms	4 Angstroms	4Angstroms
Bulk Density	41 lb/cu ft	41 lb/cu ft	40 lb/cu ft	42 lb/cu ft	40 lb/cu ft
Hydrated Wet Density	----	----	----	----	----
Activated Dry Density	----	----	----	----	----
Particle Diameter	0.0575 in. to 0.0775 in.	0.115 in. to 0.135 in.	0.039 in. to 0.059 in.	0.0661 in. to 0.0937 in.	0.0937 in. to 1.187 in.
Crush Strength	9 lbs	17 lbs	----	6.9 lbs	18 lbs
Crystal Structure	----	----	----	----	----
Heat of Adsorption (Max)	1800 btu/lb H₂O	1800 btu/lb H₂O	1800 btu/lb H₂O	1800 btu/lb H₂O	1800 btu/lb H₂O
Equilibrium H₂O Capacity**	21% wt	21% wt	21% wt	21% wt	21% wt
Water Content	< 1% wt	< 1% wt	< 1% wt	< 1% wt	< 1% wt
Molecules Adsorbed	Molecules with an effective diameter < 4 angstroms, including ethanol, H₂S,CO2, some mercaptans.
Molecules Excluded	SO₂, C₂H₄, C₂H₆, C₃H₆ Molecules with an effective diameter > 4 angstroms, e.g. propane.