Ibhitumen ye-emulsion eveliswa ngezixhobo zokuxuba i-asphalt ininzi kakhulu, kodwa imvula iyenzeka ngexesha lokugcinwa. Ngaba oku kuqhelekileyo? Yintoni ebangela le nto?
Enyanisweni, kuyinto eqhelekileyo ukuba ibhitumene igibele ngexesha lobukho bayo, kwaye ayiphathwa nje ukuba iimfuno zifezekisiwe. Nangona kunjalo, ukuba ayihambelani neemfuno zokusetyenziswa, inokunyangwa ngeendlela ezinjengokwahlulwa kwamanzi oyile. Isizathu sokuba ibhitumene igingqike kungenxa yokuba ubuninzi bamanzi buncinci, nto leyo ebangela ukuba kubekho istratification.
Isizathu sokuba kubekho ukutyibilika kwe-oyile kumphezulu webhitumene kungenxa yokuba kukho amaqamza amaninzi avelisiweyo ngexesha lenkqubo yokumiliselwa kwe-emulsification. Emva kokuba amaqamza egqabhukile, ahlala phezu komhlaba, enze i-oyile slick. Ukuba umphezulu we-oyile edadayo awujiyekanga kakhulu, wuzulise phambi kokuba uyisebenzise ukuyinyibilikisa. Ukuba kusemva kwexesha, kuya kufuneka wongeze into efanelekileyo yokukhupha amagwebu okanye uyishukumise kancinane ukuyisusa.