
Indandatho encane ye-cascade yepulasitikiYenziwe ngamapulasitiki amelana nokushisa kanye namakhemikhali amelana nokugqwala, okuhlanganisa i-polyethylene (PE), i-polypropylene (PP), i-polypropylene eqinisiwe (RPP), i-polyvinyl chloride (PVC), i-polyvinyl chloride (CPVC) ene-chloride kanye ne-polyvinylidene fluoride (PVDF).
Ukupakisha indandatho enezinyathelo kubamba izinzuzo zendandatho emfushane yeRaschig (Raschig) futhi kuthuthukisa indandatho yePall. Isilinganiso sokuphakama kuya kobubanzi bendandatho singu-1:2, futhi i-flange enciphile yengezwa kolunye uhlangothi, ngaleyo ndlela kunciphisa ukumelana kwegesi edlula embhedeni futhi kwandise ukugeleza. Amandla aphezulu okupakisha. Ngenxa yezici zayo zesakhiwo, ukusatshalaliswa kwegesi noketshezi kuyalingana, indawo yokuxhumana kwegesi noketshezi iyakhuphuka, futhi ukusebenza kahle kokudlulisa isisindo kuyathuthuka.
| Imininingwane mm | Indawo Ekhethekile Yomphezulu m2/m3 | Isilinganiso Esingenalutho % | Inombolo Ehlanganisiwe I-PCS/m3 | Isisindo Esihlanganisiwe I-KG/m3 | Isici Sokupakisha Esomile m-1 |
| 16×8.9×1 | 370 | 0.85 | 299136 | 135.6 | 602.6 |
| 25×12.5×1.2 | 228 | 0.90 | 81500 | 97.8 | 312.8 |
| 38×19×1.2 | 132.5 | 0.91 | 27200 | 57.5 | 175.8 |
| 50×25×1.5 | 114.2 | 0.927 | 11600 | 44 | 143.1 |
| 76×37×2.6 | 90 | 0.929 | 3650 | 42 | 112.3 |
| 100×100×3.2 | 89 | 0.912 | 1450 | 38.5 | 117 |
| Impahla/Izinto Eziphathekayo | PE | PP | I-RPP | I-PVC | I-CPVC | I-PVDF |
| Ubuningi g/cm3 | 0.94-0.96 | 0.89-0.91 | 0.93-0.94 | 1.32-1.44 | 1.50-1.54 | 1.75-1.78 |
| Izinga lokushisa lesicelo | 90 | ≤100 | ≤120 | ≤60 | ≤90 | ≤150 |
| Ukumelana nokugqwala kwamakhemikhali | kuhle | kuhle | kuhle | kuhle | kuhle | kuhle |
| Uhlobo Lwephakheji | Umthamo Womthwalo Wesitsha | Isikhathi sokuthumela | Umshwalense Wekhwalithi | Imigomo Yokukhokha | ||
| 20 GP | 40 GP | Indlu Enkulu engu-40 | ||||
| Isikhwama samathani | 20-24 m3 | 40 m3 | 48 m3 | Zingakapheli izinsuku ezingu-3-10 | I-Chinese National Standard inikeza isiqinisekiso sekhwalithi njengoba kuceliwe. | I-T/T, i-L/C, i-Paypal, i-West Union |
| Isikhwama sepulasitiki | 25 m3 | 54 m3 | 68 m3 | |||
| Ibhokisi lephepha | 20 m3 | 40 m3 | 40 m3 | |||