Ezweni lokwakha nobunjiniyela elihlala lishintsha, ukuthola izinto eziqinile nezihlala isikhathi eside kubalulekile. Phakathi kwezinto ezintsha ezivele eminyakeni yamuva nje, amapayipi ahlanganiswe nge-polyurethane athole ukunakwa okukhulu ngekhono lawo lokuthuthukisa ukuqina kwamapayipi esakhiwo angenazo izingxenye ezingenalutho. Lesi sihloko sihlola indlela ukuhlanganiswa kwama-lining e-polyurethane okungaguqula ngayo lezi zingxenye zesakhiwo, kuzenze ziqine futhi zisebenze kahle ezinhlotsheni ezahlukene zokusebenza.
Amapayipi esakhiwo anezingxenye ezingenalutho asetshenziswa kabanzi ekwakheni, engqalasizinda kanye nasezimbonini ngenxa yokuma kwawo okunemibhobho kanye nobukhulu bodonga obufanayo. Aklanyelwe ukusatshalaliswa komthwalo okuphumelelayo futhi alungele ukusekela izakhiwo ezifana namabhuloho, izakhiwo kanye ne-scaffolding. Kodwa-ke, enye yezinselele la mapayipi abhekene nazo ukuthambekela kwawo ekugqwaleni, ekugugeni nasekukhubekeni, ikakhulukazi ezindaweni ezinzima. Yilapho izintambo ze-polyurethane zingena khona.
I-Polyurethane iyi-polymer eguquguqukayo eyaziwa ngezakhiwo zayo ezinhle kakhulu zemishini, okuhlanganisa amandla aphezulu okunamathela, ukuguquguquka, kanye nokumelana namakhemikhali kanye nezici zemvelo. Uma i-polyurethane isetshenziswa njengendwangu yamapayipi esakhiwo esinezingxenye ezingenalutho, idala isithiyo esivikelayo esikhuphula kakhulu ukuqina kwepayipi. Lendwangu ayivimbeli kuphela ukugqwala okubangelwa umswakama namakhemikhali, kodwa futhi inciphisa ukuguguleka okuvela ezintweni ezisusa umswakama, yandisa impilo yepayipi.
Enye yezinzuzo ezibaluleke kakhulu ze-ipayipi eline-polyurethaneyikhono layo lokubekezelela izimo ezimbi kakhulu. Ezimbonini ezifana nezezimayini, uwoyela negesi, kanye nokuphathwa kwamanzi angcolile, amapayipi avame ukuchayeka ezintweni ezibolayo kanye nezinto ezihudulayo. Ulwelwesi lwe-polyurethane lusebenza njengesivikelo, luvikela insimbi engaphansi ekuwohlokeni futhi luqinisekise ukuthi ubuqotho besakhiwo sepayipi buhlala bunjalo. Lokhu kuqina kusho izindleko zokulungisa eziphansi kanye nesikhathi esincane sokungasebenzi, okwenza ipayipi eline-polyurethane libe yisisombululo esingabizi kakhulu samabhizinisi.
Ngaphezu kwalokho, izakhiwo ezilula ze-polyurethane zenza kube lula ukuphatha nokufaka ipayipi lesakhiwo elinengxenye engenalutho. Izinto zendabuko zingaba zinkulu futhi kube nzima ukusebenza ngazo, okuholela ekwandeni kwezindleko zabasebenzi kanye namashejuli ephrojekthi anwetshiwe. Ngokuphambene nalokho, ipayipi eline-polyurethane kulula ukulithutha nokulifaka, okwenza inqubo yokwakha ibe lula futhi kuthuthukiswe ukusebenza kahle kwephrojekthi iyonke.
Esinye isici esihle samapayipi afakwe i-polyurethane ukuguquguquka kwawo. Angenziwa ngokwezifiso ngokwezidingo ezithile, kufaka phakathi ubukhulu obuhlukene be-lining, amazinga ahlukene e-polyurethane, kanye nosayizi wamashubhu angenalutho ngokwezifiso. Lokhu kuvumelana nezimo kuwenza afaneleke ezinhlotsheni eziningi zezicelo, kusukela ekwakhiweni kwezindlu kuya kumaphrojekthi amakhulu ezimboni.
Ngaphezu kwezinzuzo ezingokoqobo, amapayipi afakwe i-polyurethane nawo anegalelo ekuthuthukisweni okusimeme. Ngokwandisa impilo yokusebenza kwamapayipi esakhiwo nokunciphisa isidingo sokushintshwa njalo, lokhu kusungula izinto ezintsha kusiza ekunciphiseni ukusetshenziswa kwemfucuza kanye nezinsiza. Ngaphezu kwalokho, izinqubo zokukhiqiza ezisebenzisa amandla kahle ezihambisana nama-polyurethane zisiza ekunciphiseni izingozi zekhabhoni, okuhambisana nokugcizelela okukhula emikhubeni yokwakha esimeme.
Ngamafuphi, ukuhlanganiswa kwezintambo ze-polyurethane emapayipini esakhiwo angenalutho kubonisa intuthuko enkulu kwezobuchwepheshe bezinto zokwakha. Ngokwandisa ukuqina nokunikeza isivikelo ekugqwaleni nasekukhuculukeni, amapayipi afakwe i-polyurethane ashintsha isimo sokwakha nobunjiniyela. Njengoba izimboni ziqhubeka nokufuna izixazululo ezithuthukisa ukusebenza ngenkathi zinciphisa izindleko, ukwamukelwa kwamapayipi afakwe i-polyurethane cishe kuzokhula, kuvuleke indlela yengqalasizinda eqinile nephumelelayo.
Isikhathi sokuthunyelwe: Disemba-06-2024