Molecular Sieve 5A

Name: Molecular Sieve 5A
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Synthetic calcium aluminosilicate with a 5.0 Å crystalline pore aperture for liquid and gas separation.

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CRITICAL SPECIFICATIONS

Pore Aperture Diameter

5.0 Å (0.50 nm)

H₂O Static Uptake

≥ 21.5%

n-Hexane Uptake

≥ 14.0%

Bulk Density

≥ 0.68 g/mL

Attrition Loss

≤ 0.20%

• Form Factor: Spherical Beads / Extruded Pellets
• Crystalline Phase: Type A Zeolite Framework

MOLECULAR SIEVING MECHANISM

Separates gaseous or liquid streams based on molecular kinetic diameter. Molecules under 5 Å pass through the crystalline cavities, while larger compounds are rejected.

PASS / ADSORBED (< 5.0 Å)

n-Paraffins (n-Butane, n-Hexane), H₂S, CO₂, CO, O₂, N₂, H₂O, Mercaptans

BLOCKED / EXCLUDED (> 5.0 Å)

Iso-paraffins, Iso-butane, Aromatics (Benzene, Toluene), Cycloalkanes

Technical Data Sheet (TDS Matrix)

Parameter	Unit	Sphere (1.6 - 2.5mm)	Sphere (3.0 - 5.0mm)	Pellet (1.6 / 3.2mm)
Chemical Formula	-	0.70CaO · 0.30Na₂O · Al₂O₃ · 2.0SiO₂ · 4.5H₂O
Bulk Density	g/mL	≥ 0.68	≥ 0.68	≥ 0.66
Crush Strength	N/piece	≥ 35 N	≥ 85 N	≥ 40 N / ≥ 65 N
Static Water Uptake	% wt	≥ 21.5%	≥ 21.5%	≥ 21.5%
n-Hexane Uptake	% wt	≥ 14.0%	≥ 14.0%	≥ 13.5%
Attrition Rate	% wt	≤ 0.20%	≤ 0.20%	≤ 0.25%

PSA Oxygen Units

High-purity nitrogen separation from air streams for medical & industrial O₂ output.

Paraffin Separation

Selective extraction of straight-chain normal paraffins from branched hydrocarbons.

Natural Gas Sweetening

Co-adsorption of H₂S, CO₂, and moisture to satisfy pipeline purity requirements.

Inert Gas Purification

Deep polishing of Argon, Helium, and Hydrogen streams down to trace levels.

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Molecular Sieve 5A

Technical Data Sheet (TDS Matrix)

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