PEPIP ya pelyethylene (pe), ndiye chitoliro cha pulasitiki chopangidwa makamaka kuchokera ku polyethylene ullen kudzera potuluka kapena kubuka jakisoni. Chifukwa cha kuchuluka kwake kwa thupi komanso kugwirira ntchito kwakukulu, zotopi zopezeka zimagwiritsidwa ntchito kwambiri m'madzi, magawidwe othirira, mafakitale a mafakitale.
Mawonekedwe a PE PEP amaphatikizapo kukana kwamphamvu kuwonongeka, kusinthasintha kosinthasintha, kopepuka, kosavuta, komanso moyo wautali. Poyerekeza ndi mapaipi achikhalidwe achikhalidwe, peyi chitoliro sichikhala ndi dzimbiri kapena kuwonongeka ndikutha kuukira ndi mankhwala monga ma acid, alkali, ndi mchere, zimapangitsa kuti zikhale zoyenera kunyamula madzi ophuka. Kuphatikiza apo, kusinthasintha kwake kopambana kumapangitsa kuti zisinthe kukhala malo okhala kapena kusintha kwa zinthu, kuchepetsa chiopsezo cha kutayikira komwe kumachitika chifukwa cha zotupa zoyambitsidwa ndi britle. Kulemera pafupifupi 1 {{3} chitatu cha chitoliro chachitsulo, chitoliro cha pa PE chimachepetsa mayendedwe ndi mtengo wa matenyera. Itha kulumikizidwanso kugwiritsa ntchito {5} {magetsi, onetsetsani chidindo chodalirika komanso lalitali -
Pankhani ya ntchito, pa mapaipi a Peted -}}, sing'anga {{1} { Chitoliro cha HDPPa, chifukwa champhamvu kwambiri komanso kukwera kwamphamvu {{4} kukana kupanikizika, kumagwiritsidwa ntchito kwambiri m'madzi, kufala kwa mpweya, ndi makina opanga mafakitale. Chitoliro cha LDEPE, chimagwiritsidwa ntchito m'malo otsika kwambiri ngati kuthirira ndi kuthirira mabulosi othirira ndi rorticulramil kuthirira chifukwa cha kusinthasintha kwake. PE pipe imaperekanso ntchito yabwino kwambiri yachilengedwe ndipo imawerengedwa, kukwaniritsa zofunikira zama nyumba zamakono zobiriwira komanso chitukuko chokhazikika.
Ndi kupita patsogolo kwa ukadaulo, magwiridwe antchito amakasintha mosalekeza. Katundu monga kukana UV, kutentha kwambiri mpaka kukana, ndipo kukana kusokoneza mwachangu kumawapangitsa kukhala oyenera malo ovuta. M'tsogolomu, zomwe zidakuyendetsani ndi kupita patsogolo kwa zomangamanga, kufunikira kwa mapaipi a PI kudzapitiriza kukula, ndikupangitsa kuti zikhale zofunikira m'mapulojekiti amakapiki amapamba.
