molecular sieve 3A
Description
Type3A,apotassium-exchangedformoftheTypeAmolecularsieve,isanalkalimetalaluminosilicate.3A-EPGadsorbentwilladsorbmoleculeswithcriticaldiametersupto3angstroms.
Applications
Type3Aispreferredfordehydrationofunsaturatedhydrocarbonstreams,suchascrackedgas,ethylene,andcrackedliquidolefins.Thesmallporesizeoftype3Aadsorbentessentiallypreventsco-adsorptionofhydrocarbons.
ChemicalFormula
- K2O·0.35Na2O·Al2O3·2.0SiO2·4.5H2O
Regeneration
Type3Acanberegeneratedforre-usebyheatingwithsimultaneouspurgeorbyevacuation.
Specification
|
Properties |
Pellet |
Trisiv |
||
|
ParticleSize |
1/16” |
1/8” |
1/8” |
1/4” |
|
ParticleDiameter(mm) |
5.2-5.3 |
|||
|
BulkDensity（kg/m3） |
≥660 |
≥660 |
≥640 |
≥600 |
|
CrushStrength(N) |
≥30 |
≥70 |
≥55 |
≥120 |
|
EquilibriumH2OCapacity(wt%) |
≥20.0% |
≥20.0% |
≥21.0% |
≥21.0% |
|
EquilibriumCO2Capacity(wt%) |
≤1.0 |
≤1.0 |
≤1.0 |
≤1.0 |
|
WaterContent,asshipped(wt%) |
＜1.5% |
＜1.5% |
＜1.5% |
＜1.5% |
|
Moleculesadsorbed |
Moleculeswithaneffectivediameter<3angstroms,e.g.,H2O |
|||
|
Moleculesexcluded |
Moleculeswithaneffectivediameter>3angstroms,e.g.,CO2 |
|||
ShippingInformation
Type3Aadsorbentisshippedinsteeldrums.
|
ContainerSize |
NetWeight(kg) |
|
|
Pellet |
Trisiv |
|
|
22gallons(0.083m3) |
50 |
40 |
|
55gallons(0.208m3) |
140 |
125 |
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