Tšebeliso ea Lipeipi tsa Plastiki
E le karolo ea bohlokoa ea thepa ea kaho ea lik'hemik'hale, liphaephe tsa polasetiki li amoheloa ke basebelisi bakeng sa ts'ebetso ea bona e phahameng, tsamaiso ea likhoerekhoere, ts'ireletso ea tikoloho, tšebeliso e tlaase le melemo e meng, haholo-holo e kenyeletsang phala ea metsi a UPVC, pipe ea metsi a UPVC, phala ea aluminium e entsoeng ka polasetiki, polyethylene (PE) pipe ea metsi a chesang a polypropylene PPR.
Liphaephe tsa polasetiki ke lisebelisoa tsa kaho ea lik'hemik'hale tse kopantsoeng ke theknoloji e phahameng, 'me lisebelisoa tsa mohaho oa lik'hemik'hale ke mofuta oa bone o hlahang oa thepa e ncha ea mohaho ka mor'a tšepe, lehong le samente. Liphaephe tsa polasetiki li sebelisoa haholo libakeng tsa ho haha metsi le drainage, phepelo ea metsi a litoropong le drainage le liphaephe tsa khase ka lebaka la melemo ea bona ea tahlehelo e nyane ea metsi, ho boloka matla, ho boloka thepa, ts'ireletso ea tikoloho, ho phetheloa habonolo joalo-joalo, 'me e fetohile matla a ka sehloohong a marang-rang a liphaephe tsa kaho ea litoropong lekholong le lecha la lilemo.
Ha ho bapisoa le liphaephe tsa tšepe tse tloaelehileng, liphaephe tsa tšepe, liphaephe tsa samente le liphaephe tse ling, liphaephe tsa polasetiki li na le melemo ea ho boloka matla le ho boloka thepa, tšireletso ea tikoloho, boima bo bobebe le matla a phahameng, ho hanyetsa kutu, lerako le ka hare le boreleli ntle le sekhahla, kaho e bonolo le tlhokomelo, bophelo bo bolelele ba tšebeletso joalo-joalo. Li sebelisoa haholo libakeng tsa kaho, tsa masepala, tsa indasteri le tsa temo tse kang ho aha phepelo ea metsi le drainage, phepelo ea metsi le drainage ea litoropong le mahaeng, khase ea litoropong, khase ea motlakase le optical cable, phetiso ea mokelikeli oa indasteri, nosetso ea temo joalo-joalo.
Plastiki e fapane le thepa ea setso. Lebelo la tsoelopele ea theknoloji le potlakile. Ho hlaha ho tsoelang pele ha mahlale a macha, lisebelisoa tse ncha le lits'ebetso tse ncha li etsa hore melemo ea liphaephe tsa polasetiki e hlahelle le ho feta ha e bapisoa le lisebelisoa tsa setso. Ha ho bapisoa le phala ea setso ea tšepe le phala ea samente, phala ea polasetiki e na le boima bo bobebe, boo hangata e leng 1/6-1/10 feela ea phala ea tšepe. E na le khanyetso e ntle ea kutu, ho hanyetsa tšusumetso le matla a tsitsitseng. Sebaka se ka hare sa phala ea polasetiki se boreleli haholo ho feta phala ea tšepe e entsoeng ka tšepe, e nang le coefficient e nyenyane ea likhohlano le ho hanyetsa metsi. E ka fokotsa tšebeliso ea matla a phetiso ea metsi ka ho feta 5%. E na le paballo e ntle ea matla e felletseng, 'me tšebeliso ea matla a tlhahiso e fokotsehile ka 75%. Ho bonolo ho e tsamaisa, ho bonolo ho e kenya, mme bophelo ba eona ba ts'ebeletso bo fihla ho lilemo tse 30-50. Liphaephe tsa polyethylene li tsoetse pele ka potlako lefatšeng, 'me linaha tse tsoetseng pele li na le monyetla o feletseng oa ho sebelisa liphaephe tsa polyethylene tšimong ea phepelo ea metsi le khase. Liphaephe tsa polyethylene ha li sebelisoe feela ka ho pharaletseng ho nkela liphaephe tsa tšepe tse tloaelehileng le liphaephe tsa tšepe tse entsoeng ka tšepe, empa hape li nkela sebaka sa liphaephe tsa PVC. Lebaka le teng ka theknoloji e ncha ea liphaephe tsa polyethylene. Ka lehlakoreng le leng, boitsebiso boo bo hatetse pele haholo. Ka ntlafatso ea ts'ebetso ea tlhahiso ea polyethylene polymerization, matla a phala ea polyethylene thepa e khethehileng e batla e imenne habeli. Ka lehlakoreng le leng, ho na le tsoelo-pele e ncha ea theknoloji ea kopo, joalo ka thekenoloji ea ho beha liphaephe tsa polyethylene ka mokhoa oa ho cheka ka tataiso ntle le ho cheka liphaephe tsa liphaephe, tse fanang ka ho bapala ka botlalo ho melemo ea liphaephe tsa polyethylene, e le hore liphaephe tsa setso li se ke tsa hlōlisana ka linako tse loketseng mokhoa ona. Hape ho na le lisebelisoa tse ngata tse ncha le mahlale a ntseng a ithutoa, kapa a ithutoang le ho lekoa. Ho na le bonnete ba hore tsoelo-pele ea theknoloji ea liphaephe tsa polasetiki lilemong tse 10 tse tlang e tla khothalletsa tsoelo-pele e potlakileng le tšebeliso e pharaletseng ea lipeipi tsa polasetiki.