Ngokuthuthuka okusheshayo kobuchwepheshe besikhumba bokwenziwa be-PU (i-polyurethane), amanye amamodeli amasha emikhiqizo yamazwe ngamazwe kancane kancane aqale ukusebenzisa isikhumba sokwenziwa se-PU futhi athambekele ekuziphatheni okuphezulu kwesikhumba se-PU.
Isikhumba se-PU sisho isikhumba sokwenziwa esenziwe ngepulasitiki ye-polyurethane, esenziwe ngesikhumba ngemva kokucindezelwa ngemicu ephilayo, kanye nongqimba olunamanzi, olusetshenziswa kakhulu ukuhlobisa ingaphakathi lemoto.
Isikhumba sokwenziwa se-PU esikhiqizwe uBensen siyisizukulwane sesithathu sesikhumba sokwenziwa.Indwangu yenethiwekhi enezinhlangothi ezintathu engalukiwe engalukiwe yesikhumba sokwenziwa ibambene nesikhumba semvelo ngokwezinto eziyisisekelo.
Isikhumba se-PU siyisikhumba sokwenziwa, isikhumba sokwenziwa siwukulingiswa kwesikhumba esilingisa isikhumba semvelo ngokwakheka nokusebenza, futhi sisebenza ngokuphefumula kanye nokungena komswakama.
Isikhumba sokwenziwa se-PU sisho isikhumba sokwenziwa esenziwe ngepulasitiki ye-polyurethane, isikhumba sokwenziwa senziwe nge-organic fibre sicindezelwe bese simbozwa ngesendlalelo sokumboza, esisetshenziswa kakhulu ukuhlobisa ingaphakathi lemoto.
Isikhumba sokwenziwa kwe-PU, ngokwesakhiwo samakhemikhali, siseduze nesikhumba semvelo, ngakho-ke ngeke sibe lukhuni futhi sibe brittle, futhi ngesikhathi esifanayo sinezinzuzo zemibala ecebile namaphethini amaningi.
Uma kuqhathaniswa nesikhumba se-PVC, isikhumba se-PU sinomuzwa ongcono wesandla kanye nokumelana nokugqoka.Isikhumba se-PU esikhiqizwe nguBensen sivumelana nemvelo, uma udinga isikhumba se-PU, sicela ukhululeke ukuxhumana nathi.
Isikhumba sokwenziwa se-PU siyisisetshenziswa sokwenziwa esinokwakheka kwesikhumba, siqine kakhulu futhi sihlala isikhathi eside, futhi asibizi.
Isikhumba sokwenziwa se-pu microfiber sigcina izici zesikhumba semvelo ezifana nokuphefumula, ukumunca umswakama, okuthambile, okugqokekayo nokunethezeka, njll. Sinikeza imibala engaphezu kwamashumi amabili ngokukhetha kwakho.
Inamandla amahle okuqina ekushiseni okuphansi, ukumelana kahle nokuguga okukhanyayo kanye nokuzinza kwe-hydrolysis.