Imibhobho yePolyurethane isetyenziswa kakhulu kuthutho lolwelo lwemizi-mveliso, iinkqubo zomoya, kunye nokwenziwa koomatshini ngenxa yokunganyangeki kwabo okugqwesileyo, ukumelana nokubola kweekhemikhali, kunye nokuguquguquka. Ukusebenza ngokufanelekileyo kwemibhobho ye-polyurethane ayigcini nje ukwandisa ubomi babo benkonzo kodwa iqinisekisa ukusebenza ngokufanelekileyo kunye nokuzinza kwenkqubo.
Ngaphambi kokusebenzisa imibhobho ye-polyurethane, khetha iinkcazo ezifanelekileyo kunye neemodeli ezisekelwe kwiimeko ezithile zokusebenza, ukuqinisekisa ukuba umlinganiselo woxinzelelo lombhobho, uluhlu lweqondo lokushisa, kunye nokuhambelana kweekhemikhali zihlangabezana neemfuno. Ngexesha lofakelo, gwema ukugoba ngokugqithisileyo okanye ukujija; i-radius yokugoba ecetyiswayo ngokuqhelekileyo i-4 ukuya kumaxesha angama-6 ububanzi bombhobho ukukhusela umonakalo kudonga lombhobho okanye isakhiwo sangaphakathi. Iindlela zokudibanisa zingakhethwa ngokweemfuno zangempela, ezifana nokukrazula, ukuvutha, okanye ukudibanisa ngokukhawuleza, ukuqinisekisa ukutywinwa okukhuselekileyo kwikhonkco ukukhusela ukuvuza.
Ngexesha lokusebenza, imibhobho ye-polyurethane kufuneka igweme ukudibanisa nezinto ezibukhali okanye iindawo ezinqabileyo zokuthintela ukukrala okunokunciphisa ukusebenza. Ukuba isetyenziswe kwiinkqubo{1} zoxinzelelo oluphezulu, nyusa kancinci uxinzelelo kwaye ujonge ukwandiswa okungaqhelekanga okanye ukuvuza kumzimba wombhobho. Xa isetyenziswa kwindawo -ephezulu okanye ephantsi{4}}kwindawo ezingqongileyo zobushushu, nikela ingqalelo kumda wobushushu bombhobho; ukuvezwa ixesha elide kumaqondo obushushu agqithisileyo kunokubangela ukuba izinto zibe lukhuni okanye zibe brittle, zichaphazele ubomi bayo benkonzo.
Ukugcinwa, kucetyiswa ukuba uhlolisise rhoqo ukubonakala kwe-tubing. Ukuba iintanda, i-bulges, okanye ukuguga okukhawulezileyo kufunyenwe, kufuneka kutshintshwe ngokukhawuleza. Sebenzisa i-detergent engathathi hlangothi yokucoca, ugweme ukudibanisa ne-acids eqinile okanye i-alkalis. Xa ugcina, iityhubhu yepolyurethane kufuneka ibekwe mcaba kwindawo eyomileyo,{3}}engena umoya kakuhle, kude nemithombo yobushushu kunye nelanga elithe ngqo. Gcina ukuqina okufanelekileyo xa ubhinqisa ukunqanda{5}}inguquko yexesha elide ukusuka kuxinzelelo.
Ukusebenza ngokufanelekileyo kunye nokugcinwa kwetyhubhu ye-polyurethane kunokuphucula kakhulu ukuqina kwayo kunye nokuthembeka, kunye nokunciphisa iindleko zokugcinwa kwenkqubo. Xa kunyuswa iimveliso ezinjalo, iingcali zorhwebo zangaphandle kufuneka zichaze ngokucacileyo iinkqubo zokusebenza kubathengi ukuqinisekisa ukuba -abasebenzisi bafumana amava omsebenzisi angcono.
