
Nau'in Sieve na Molecular Sieve 5A silicate ne na alkali alumino silicate; shine sifar calcium na tsarin lu'ulu'u na Type A. Nau'in 5A yana da ingantaccen buɗe rami na angstroms 5 (0.5 nm). Zai sha ƙwayoyin da ke da diamita na motsi na ƙasa da Angstrom 5 kuma ya cire waɗanda suka fi girma.
Ya dace musamman ga aikace-aikacen masu shaƙar PSA inda za a iya amfani da shi don raba paraffins na yau da kullun da na iso (nau'in C4 zuwa C6), a cikin tsarkakewar hydrogen na PSA da kuma a cikin masu haɗa iskar oxygen.
| Abu | Naúrar | Bayanan fasaha | |||
| Siffa | Pellet | Sphere | |||
| diamita | mm | 1.5-1.7 | 3.0-3.3 | 2.0-3.0 | 3.0-5.0 |
| Girman rabo har zuwa matsayi | % | ≥98 | ≥98 | ≥98 | ≥98 |
| Yawan yawa | g/ml | ≥0.65 | ≥0.65 | ≥0.70 | ≥0.70 |
| Rabon lalacewa | % | ≤0.20 | ≤0.40 | ≤0.20 | ≤0.20 |
| Ƙarfin murƙushewa | N | ≥30/cm | ≥45/cm | ≥30/p | ≥60/p |
| Shakar ruwa mai tsayayye | % | ≥22 | ≥22 | ≥22 | ≥22 |
| Abubuwan da ke cikin ruwa, kamar yadda aka aika | % | ≤1.5 | ≤1.5 | ≤1.5 | ≤1.5 |
● Ƙarfin ionic na ion calcium mai ƙarfi yana sa ya zama mai kyau wajen cire ruwa, CO2, H2S daga kwararar iskar gas mai tsami, yayin da yake rage samuwar COS. Ana kuma sha ƙananan mercaptans.
● Ana kuma amfani da shi don raba paraffins na yau da kullun da na iso.
● Samar da iskar gas mai tsafta N2, O2, H2 da iskar gas marasa aiki daga gaurayen magudanar iskar gas.
Ana iya sake farfaɗo da sieve na ƙwayoyin halitta Nau'in 5A ta hanyar dumamawa a yanayin hanyoyin juyawar zafi; ko kuma ta hanyar rage matsin lamba a yanayin hanyoyin juyawar matsin lamba.
Domin cire danshi daga sieve na kwayoyin halitta na 5A, ana buƙatar zafin jiki na 250-300°C. Sieve na kwayoyin halitta da aka sake sabunta shi yadda ya kamata zai iya ba da ma'aunin raɓar danshi ƙasa da -100°C, ko matakan mercaptan ko CO2 ƙasa da 2 ppmv.
Yawan fitar da iskar gas a kan tsarin jujjuyawar matsi zai dogara ne akan iskar gas da ke akwai, da kuma yanayin aikin.
Don guje wa danshi da kuma shanyewar kwayoyin halitta kafin a fara aiki, ko kuma dole ne a sake kunna su.