Pele re kenya tlhaloso, a re qaleng ka ho fumana hore na boitsebiso bo bong le bo bong bo entsoe ka eng. PPR ke khutsufatso ea polypropylene random copolymer, ha CPVC e le chlorinated polyvinyl chloride e hlahisoang ka mokhoa oa chlorination ho polyvinyl chloride.
PPR ke tsamaiso ea lipeipi e sebelisoang ka ho fetisisa Europe, Russia, Amerika Boroa, Afrika, Asia Boroa, Chaena le Middle East, haCPVCe sebelisoa haholo-holo India le Mexico. PPR e betere ho feta CPVC eseng ka lebaka la ho amoheloa ka bongata, hape e bolokehile bakeng sa metsi a nooang.
Joale, a re u thuse ho etsa qeto e sireletsehileng, ho utloisisa hore na ke hobane'ng ha liphaephe tsa CPVC li sa sireletseha le hore na ke hobane'ng ha u lokela ho khetha.Ho kenya lipompo tsa PPR.

Plastiki ea boemo ba lijo:
Liphaephe tsa PPR ha li na li-derivatives tsa chlorine 'me li sireletsehile bakeng sa' mele oa motho, ha mohaho oa pipe ea CPVC o na le chlorine, e ka arohanang le ho qhibiliha ka metsing ka mokhoa oa vinyl chloride 'me ea bokellana' meleng oa motho.
Maemong a mang, leaching e fumanoe tabeng ea liphaephe tsa CPVC hobane li na le li-adhesion tse fokolang 'me li hloka li-solvents tsa lik'hemik'hale, ha liphaephe tsa PPR li kopantsoe hammoho ka ho kopanya mocheso le ho thibela liphaephe tse teteaneng le ho khomarela ka matla. Matla a kopantsoeng a lebisa ho mofuta ofe kapa ofe oa ho lutla. United States e entse lithuto tse ngata mabapi le leaching ea lintho tse kotsi tse kang chloroform, tetrahydrofuran le acetate metsing a nooang kaLiphaephe tsa CPVC.

Li-solvents tse sebelisoang ho CPVC li beha bophelo ba hau kotsing:

California Pipeline Trade Commission e na le boikarabelo ba ho hlahloba liphello tsa bophelo bo botle ba tsamaiso ea liphaephe 'me ke setsi sa setifikeiti sa lipeipi California, USA. E 'nile ea buella haholo liphello tse kotsi tsa li-solvents tse sebelisoang ho hokahanya liphaephe tsa CPVC. Ho fumanoe hore solvent e na le likarolo tsa carcinogenic liphoofolong 'me e nkoa e le kotsi e ka bang kotsi ho batho. Ka lehlakoreng le leng, liphaephe tsa PPR ha li hloke li-solvents leha e le life 'me li kopantsoe ke theknoloji ea ho qhibiliha ha mocheso, kahoo ha li na lik'hemik'hale tse chefo.

Pipe ea PPR ke karabo e phetseng hantle:
Liphaephe tsa KPT PPR li entsoe ka lihlahisoa tsa boleng bo holimo, tsa boemo ba lijo, lia tenyetseha, li matla, 'me li khona ho mamella mocheso oa -10°C ho isa ho 95°C. Liphaephe tsa KPT PPR li na le bophelo bo bolelele ba ts'ebeletso, bo ka sebelisoang ho feta lilemo tse 50.