
Nau'in Sieve na Molecular Sieve 4A silicate ne na alkali alumino; shine sifar sodium na tsarin lu'ulu'u na Type A. Sieve na kwayoyin halitta 4A yana da ingantaccen buɗe rami na kimanin angstroms 4 (0.4nm). Sieve na kwayoyin halitta na BESTN 4A zai sha yawancin kwayoyin halitta masu diamita na motsi na ƙasa da angstroms 4 kuma ya cire waɗanda suka fi girma. Irin waɗannan kwayoyin halitta masu shaye-shaye sun haɗa da ƙwayoyin iska masu sauƙi kamar oxygen, nitrogen, carbon dioxyde da hydrocarbons madaidaiciya. Ba a cire sarkar hydrocarbons da aromatics ba.
| Abu | Naúrar | Bayanan fasaha | |||
| Siffa | Pellet | Sphere | |||
| diamita | mm | 1.5-1.7 | 3.0-3.3 | 1.7-2.5 | 3.0-5.0 |
| Girman rabo har zuwa matsayi | % | ≥98 | ≥98 | ≥98 | ≥98 |
| Yawan yawa | g/ml | ≥0.66 | ≥0.66 | ≥0.70 | ≥0.70 |
| Rabon lalacewa | % | ≤0.20 | ≤0.40 | ≤0.20 | ≤0.20 |
| Ƙarfin murƙushewa | N | ≥30/cm | ≥45/cm | ≥30/p | ≥70/p |
| Shakar ruwa mai tsayayye | % | ≥21 | ≥21 | ≥21 | ≥21 |
| Shaƙar methanol mai tsayayye | % | ≥15 | ≥15 | ≥15 | ≥15 |
| Abubuwan da ke cikin ruwa, kamar yadda aka aika | % | ≤1.5 | ≤1.5 | ≤1.5 | ≤1.5 |
● Busarwa da cire CO2 daga iskar gas, LPG, iska, iskar gas mara aiki da iskar gas, da sauransu.
● Cire hydrocarbons, ammonia da methanol daga kwararar iskar gas (maganin iskar gas na ammonia)
● Ana amfani da nau'ikan na musamman a cikin na'urorin hutun iska na bas, manyan motoci da kuma locomotives.
● An saka shi a cikin ƙananan jakunkuna, ana iya amfani da shi kawai azaman abin wankewa na marufi.
Ana iya sake farfaɗo da sieve na ƙwayoyin halitta Nau'in 4A 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 4A, ana buƙatar zafin jiki na 250-280°C. Sieve na molecular da aka sake sabuntawa zai iya ba da ma'aunin raɓar danshi ƙasa da -100°C.
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.