Jumat, 26 September 2008

Molecular Sieve: 13X




Type 13X
Composition 1 Na2O: 1 Al2O3 : 2.8 ±
Description The sodium form represents the basicstructure of the type X family, with an effective pore opening in the 910¼ r range. Will not adsorb(C4F9)3N, for example.
Major
Applications Commercial gas drying, air plantfeed purification (simultaneous H2O and CO2 removal) and liquid hydrocarbon/natural gas sweetening (H2S and mercaptan removal).

13X Molecular Sieve

13X Molecular sieve is a sodium form of type X crystal and has a larger pore opening than type 4A molecular sieve. 13X adsorbs molecules with a kinetic diameter of less than 9 Angstrom (0.9nm) and excludes larger molecules.

3A Molecular Sieve Typical Chemical Formula

* Silicon Dioxide: < 60 %
* Aluminum Oxide: < 40 %
* Sodium Oxide: < 20 %
* Magnesium Oxide: < 5 %

3A Molecular Sieve Applications

* Oxygen generators: medical or bulk Oxygen production
* 13X molecular sieve traps CO2 and moisture
* Compressed air drying

13X Molecular Sieve Regeneration

13X Molecular Sieve is regenerated by purge air in desiccant air dryers. Purge air temperature must be atleast 250°C - 300°C to regenerate the sieve. 13X molecular sieve can maintain dewpoints below -100°F.

Source: www.tiarasakti.co.id

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