Izixhobo ze-asphalt ze-Emulsified zihlawula ingqalelo ekhethekileyo kwinkqubo yokusebenza eneenkcukacha
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Izixhobo ze-asphalt ze-Emulsified zihlawula ingqalelo ekhethekileyo kwinkqubo yokusebenza eneenkcukacha
Ixesha lokukhupha:2023-12-04
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Kukho iintlobo ezimbini eziphambili zeendlela zokuguqulwa kwezixhobo ze-asphalt emulsified: indlela yokuxuba yangaphandle kunye nendlela yokuxuba yangaphakathi. Indlela yokuxuba yangaphandle kukuqala ukwenza isixhobo se-asphalt esisisiseko se-emulsified, emva koko ungeze i-polymer latex modifier kwisixhobo se-asphalt esisisiseko se-emulsified, kwaye udibanise kwaye ugxobhoze ukuze wenze. I-emulsion ye-polymer ngokuqhelekileyo ibonakala njenge-CR emulsion, i-emulsion ye-acrylic ye-emulsion ye-SBR ehlobene, njl. Indlela yokuxuba yangaphakathi kukuxuba kuqala irabha, iplastiki kunye nezinye iipolymers kunye nezinye izongezo kwi-asphalt enemibala eshushu. Emva kokuxuba ngokulinganayo kunye nokufumanisa ukusabela okupheleleyo phakathi kwepolymer kunye ne-asphalt enemibala, i-asphalt eguqulwe ye-polymer ifunyenwe. Isinyathelo esilandelayo kukuba i-modified asphalt emulsion yenziwe nge-emulsification art, kunye ne-polymer esetyenziswa ngokuqhelekileyo kwindlela yokuxuba yangaphakathi yi-SBS. Ukuba i-asphalt enemibala ivaliwe iyure emva kokuxuba, hlambulula umphezulu we-barrel yokuxuba, yongeza amanzi acocekileyo, kwaye uhlambulule udaka. Emva koko, cima amanzi, uqinisekise ukuba akukho kuqokelelana kwamanzi kwibhakethi ukukhusela utshintsho kwiresiphi okanye nokuba ngumhlwa kwinkqubo yokusebenza njengewebhusayithi. Ngexesha lenkqubo, wonke umntu uyazi ukunikela ingqalelo ekhethekileyo kwiinkqubo ezininzi ezincinci zokusebenza ukuphepha ilahleko engeyomfuneko kwimisebenzi yabo.
Izixhobo ze-asphalt ezifakelweyo zinika ingqwalasela eyodwa kwinkqubo yokusebenza eneenkcukacha_2Izixhobo ze-asphalt ezifakelweyo zinika ingqwalasela eyodwa kwinkqubo yokusebenza eneenkcukacha_2
Inkqubo yokusebenza yezixhobo ze-asphalt ezifakwe emulsified:
Umonakalo wokuxinana komphezulu wezixhobo ze-asphalt kunye namanzi zahluke kakhulu, kwaye azixubeki ngokulula kumaqondo obushushu aqhelekileyo okanye aphezulu. Xa isixhobo se-asphalt e-emulsified sithatha isenzo somatshini esifana ne-centrifugation, ukusika, kunye nefuthe, izixhobo ze-asphalt ze-emulsified zijika zibe ngamaqhekeza kunye nobukhulu be-particle ye-0.1 ~ 5 μm, kwaye isasazwe emanzini aqukethe i-surfactant (emulsifier-stabilizer) Phakathi , i-emulsifier inokubhengezwa ngokubhekisele kumphezulu we-emulsified colored asphalt izixhobo zamasuntswana, ngaloo ndlela inciphisa ukuxinana phakathi kwamanzi kunye ne-asphalt enemibala, ivumela amasuntswana e-asphalt enemibala ukuba enze inkqubo yokusasazwa okuvuyayo emanzini. Izixhobo ze-asphalt emulsified kunye nezixhobo ziyi-oyile emanzini. ye-emulsion. Olu hlobo lwenkqubo yokuhambisa luntsundu, kunye ne-asphalt enemibala njengenqanaba elichithakeleyo kunye namanzi njengenqanaba eliqhubekayo, kwaye linandipha ubumanzi obugqwesileyo kwiqondo lokushisa. Izixhobo ze-asphalt ezi-Emulsified kunye nezibonelelo Ngandlela ithile, izixhobo ze-asphalt ezifakwe emulsified kunye nezibonelelo zisebenzisa amanzi "ukugoba" i-asphalt enemibala, ngaloo ndlela ilawula ukumanzi kwe-asphalt enemibala.
Isixhobo se-asphalt esine-Emulsified sitshisa-zinyibilikisa i-asphalt enemibala esisiseko kwaye ngomatshini isasaze amasuntswana e-asphalt anombala kwisisombululo esinamanzi esiqulethe i-emulsifier ukwenza into engamanzi ye-asphalt enombala. I-sement emulsified asphalt izixhobo zodaka ezisetyenziswa kwi-slab ballastless ulwakhiwo lwengoma lisebenzisa izixhobo ze-asphalt ze-cationic emulsified. Injongo kukulungelelanisa ukuqina, ukuqina kunye nokuqina kwe-cement emulsified asphalt izixhobo zodaka. Iipolymers zihlala zisetyenziselwa ukuguqula i-asphalt.