Udaka olomile, inhlanganisela ka usimende, isihlabathi, kanye nezithasiselo, kusetshenziswa kabanzi ekwakheni izinhlelo zokusebenza ezihlukene njengokusebenzisana, ukulungiswa kokulungiswa kwethayela. Ukwakhiwa kodaka owomile kudinga ukulawula okuqondile kwezakhiwo zalo ukuqinisekisa ukusebenza kahle nokuqina. Kuvela i-polymer powder (RDP) njengezengezo ezibalulekile ekwakhekeni kodaka owomile, okufaka isandla kakhulu ekuthuthukisweni kokusebenza kwalo.
1.overView ngodaka owomile
Udaka olomile luhlanganiswe nokuhlanganiswa okuhlanganisiwe kwezinto zokwakha cementiwe, ama-aggregates, kanye nezithasiselo ezidinga kuphela ukungezwa kwamanzi endaweni yokwakha ukuze kusetshenziswe. Inikeza izinzuzo eziningana ngaphezu kokuxutshwa koduna kwendabuko, kufaka phakathi ukuvumelana okuthuthukile, izindleko ezincishisiwe zabasebenzi, kanye nokulawulwa kwekhwalithi okuthuthukisiwe. Ukwakheka kodaka owomile kuvame ukufaka usimende we-portland, i-hydrate lime, isihlabathi, kanye nama-admixtures afana nama-ejenti okufaka umoya, ama-accelerators, kanye nabathengisi, kuya ngezidingo ezithile zohlelo lokusebenza.
2.Rerole ye-polymer polymer powder
I-Pudelible Pelmerble Powder (RDP) iyi-copolymer ye-vinyl acetate kanye ne-ethylene ehlakazwa emanzini bese ifaka isifubayo ukuthola i-powder egeleza mahhala. Uma kungezwe ekwakhekeni kodaka olomile, i-RDP isebenza njenge-binder ebalulekile, ithuthukisa izakhiwo ezimbalwa ezibalulekile:
I-Adhesion: I-RDP ithuthukisa ukunamathela kodaka owomile kuya ezingxenyeni ezahlukahlukene, kufaka phakathi ukhonkolo, ukuhlakanipha kanye namathayili. Ifilimu ye-polymer eyakhiwe nge-hydration yakha isibopho esiqinile phakathi kodaka kanye nosixhaxha, ukunciphisa ubungozi bokulingisa kanye nokuqinisekisa ubuqotho besakhiwo eside.
Ukusebenza: Ukungezelelwa kwe-RDP kuthuthukisa ukusebenziseka kwezingxube zodaka ezomile, okuvumela uhlelo lokusebenza olulula nokuqedela okungcono. Izinhlayiya ze-polymer zigcoba le ngxube, zinciphisa ukungqubuzana phakathi kwezinhlayiya nokwenza lula ukusakazeka nokushisa.
Ukugcinwa kwamanzi: I-RDP ithuthukisa umthamo wokugcina amanzi ngodaka owomile, ukuvimba ukoma kwangaphambi kwesikhathi nokuqinisekisa ukuthi i-hddrate eyanele yezinto zokwakha i-cementio. Lokhu kuthuthukisa ukuthuthukiswa kwamandla futhi kunciphise ubungozi bokuqhekeka kwe-shrinkage, ikakhulukazi ezinhlangeni ezincanyana embhedeni.
Ukuzivumelanisa nezimo Lokhu kuyazuzisa kakhulu kuzinhlelo zokusebenza ezinjengokufakwa kwangaphandle kanye nezinhlelo (ama-EIF) kanye nama-tile anamathela.
Ukuqina: Mhlawumbe okubaluleke kakhulu, i-RDP ithuthukisa ukuqina kodaka owomile ngokuthuthukisa ukumelana nokuhlukahluka okuhlukahlukene kwezemvelo okufana nomswakama, imisebe ye-UV, kanye nokuvezwa kwamakhemikhali, nokuvezwa kwamakhemikhali. Ifilimu ye-polymer isebenza njengesithiyo esivikelayo, ukuvimbela ukungena kwamanzi nokuvimbela ukukhula kwama-microorganisms.
I-3.influence emandleni okusebenza
Ngaphezu kokwenza ngcono izakhiwo ezahlukahlukene, i-RDP nayo ithonya amandla omshini wodaka owomile. Ngokukhulisa ukunxusa kanye nokuhlangana ngaphakathi kwe-matrix yodaka, i-RDP inikela ngamandla aphezulu, ama-Tensile namandla aguqukayo. Lokhu kubalulekile ukuze kuqinisekiswe ubuqotho bezinhlekelele kanye nokuphila isikhathi eside kwezinto zokwakha ezinjengezindonga, phansi, kanye nama-facades.
Ukucatshangelwa kwe-4.USusamandla
Ngokugcizelelwa okwandayo emikhubeni yokwakha esimeme, ukukhethwa kwezindlela ze-RDP kuba nzima. Abakhiqizi bakhulisa imikhiqizo ye-RDP enobungane ye-RDP ethathwe kwizinsizakusebenza ezivuselelekayo nasekufaka izinto ezisetshenziswayo ukunciphisa umthelela wezemvelo. Lezi zinqubo ze-RDP ezizinzile azinciphisi nje kuphela i-carbon footprint kodwa futhi zihambisane nezitifiketi zokwakha eziluhlaza ezinjenge-LEED ne-Breeam.
Ekuphetheni, i-polymer powder evuselelayo (i-RDP) idlala indima ehlukahlukene ekuthuthukiseni ukusebenza, ukuqina, kanye nokusimama kodaka owomile. Ukusuka ekuthuthukiseni ukunxusa kanye nokusebenza ekuthuthukiseni amandla okusebenza kanye nokuguquguquka, i-RDP inikeza izinzuzo eziningi ezinomthelela kwikhwalithi kanye nempilo ende yokwakha. Njengoba imboni yezokwakha iyaqhubeka nokuvela emikhubeni esimeme ngokwengeziwe, ukuthuthukiswa kokwakheka kwe-RDP enobungane futhi kuzokwengeza ukubaluleka kwayo kwezicelo zanamuhla zokwakha. Ngakho-ke, ukuqonda ukubaluleka kwe-RDP ku-datar owomile kubalulekile ukuze kufinyelelwe ukusebenza okuphezulu nokuqina kwezinto zokwakha kanye nezinhlaka.
Isikhathi sePosi: Feb-18-2025