
Isisindo esiphansi kanye nokuqina komshini kusenza sikwazi ukusebenzisa ukuphakama okuphezulu okupakishiwe ngaphandle kwezisekelo zokupakisha eziphakathi. Amandla aphezulu okugeleza kwegesi kanye noketshezi, ukugeleza okuphansi kakhulu odongeni kanye nokuzwela okuphansi kokungcola. Uma izindandatho zokugeleza okuphezulu zithatha indawo yokupakishwa kwemibhoshongo evamile, khona-ke amazinga okugeleza kumakholomu akhona angakhushulwa kakhulu noma ukusetshenziswa kwamandla kungancishiswa kakhulu.
Ukusebenza kahle okudlulisa kakhulu kanye nokusatshalaliswa okuhle, ikakhulukazi, ukusebenza kahle kokuhlukanisa kusagcina ukuguquguquka ngaphakathi kobubanzi bomoya omkhulu. Ubuso bokupakisha buyindlela ekhethekile yokwelapha, obunesici sesakhiwo esihle sokumanzisa futhi bugcwele uketshezi lwegesi oluthintayo; bugcwele ugesi oluthintayo kanye noketshezi, ukwehla kwengcindezi ephansi, isikhala esikhulu esingenalutho, ukugeleza okukhulu, ukusetshenziswa kwamandla aphansi, Ukusatshalaliswa okuhle kakhulu ekupakisheni kombhoshongo, njll.
| Imininingwane | Indawo engaphezulu | Ubuningi obukhulu | Inombolo |
| m2/m3 | kg/m3 | ||
| 25mm | 460 | 145kg | 64000 |
| 38mm | 325 | 125kg | 25000 |
| 50mm | 236 | 65kg | 115000 |
| 76mm | 150 | 90kg | 3000 |
| 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 | |||