Ikhwalithi ephezuluama-sealant wokwakhaidlala indima ebalulekile ekwakheni ukunakekelwa kanye nokuphila isikhathi eside. Phakathi kwezinhlobo ezahlukene zezinsimbi zokwakha ezitholakalayo, ama-polyurethane sealants, abuye aziwe ngokuthi ama-PU sealants, agqama njengokukhetha okuthandwayo ngenxa yezakhiwo zawo ezihlukile nokuguquguquka.
Ama-sealant okwakha abalulekile ekuvikeleni izakhiwo ezintweni zemvelo ezifana namanzi, umoya nothuli. Bakha umgoqo ovimbela umswakama ukuthi ungangeni esakhiweni, okungaholela ekulimaleni kwesakhiwo nokukhula kwesikhunta. Ukwengeza, ama-sealants asiza ukuthuthukisa ukusebenza kahle kwamandla ngokuvala izikhala nokuqhekeka, ngaleyo ndlela kunciphise ukuvuza komoya nokulahlekelwa ukushisa.
Uma kuziwa kuma-sealant wokwakha, ama-polyurethane sealants ahlonishwa kakhulu ngenxa yokuqina kwawo nokuguquguquka. Ama-PU sealants aziwa ngokunamathela kwawo okuhle ezinhlobonhlobo zezinto zokwakha, okuhlanganisa ukhonkolo, ukhuni, insimbi, nepulasitiki. Lokhu kuguquguquka kubenza bafanelekele izinhlelo zokusebenza ezihlukahlukene, kusukela ekuhlanganiseni uphawu nezikhala emafasiteleni nasezicabheni ukugcwalisa imifantu ezakhiweni zikakhonkolo.
Ukusebenzisa ama-sealant ekhwalithi ephezulu e-polyurethane kubalulekile ekuqinisekiseni ukusebenza kahle kokulungiswa kwesakhiwo. Ama-sealant aphansi angase awonakalise ngokuhamba kwesikhathi, okuholela ekuqhekekeni nasezikhaleni ezibeka engcupheni ubuqotho besakhiwo. Ngakolunye uhlangothi, izigxivizo ze-PU zekhwalithi ephezulu zinikeza ukuvikeleka okuhlala isikhathi eside futhi zingamelana nezimo zezulu ezimbi, ukuchayeka kwe-UV, nokushintshashintsha kwezinga lokushisa.
Ngaphezu kwezakhiwo zabo zokuzivikela, ama-polyurethane sealants afaka isandla ebuhleni obuphelele besakhiwo. Atholakala ngemibala ehlukahlukene futhi angapendwe kalula ukuze afane nengaphandle lesakhiwo, anikeze isiphetho esingenamthungo futhi esipholishiwe.Ukusetshenziswa okufanele kwezinsimbi zokwakha, ikakhulukazi ama-polyurethane sealant, kudinga ukunakwa kwemininingwane kanye nokuhambisana neziqondiso zomkhiqizi. Kubalulekile ukulungisa izindawo ezingaphezulu kahle futhi usebenzise i-sealant ngokulinganayo ukuze uqinisekise ukusebenza kahle okuphezulu.
Sengiphetha, ukubaluleka kokusebenzisa ama-sealants okwakhiwa kwekhwalithi ephezulu, ikakhulukazi ama-polyurethane sealants, angeke kudlule. Lawa ma-sealants abalulekile ekwakheni ukunakekelwa, anikeze isivikelo kumswakama, ukuthuthukisa ukusebenza kahle kwamandla, nokuthuthukisa ukubukeka okuphelele kwesakhiwo. Ukutshala izimali kuma-premium PU sealants kuyisinqumo esihlakaniphile sokuqinisekisa ukuqina nokusebenza kwesikhathi eside kwezakhiwo.
Isikhathi sokuthumela: Jun-24-2024