Usuku lwePost: 23, Sep, 2024
![1 (1)](https://www.jufuchemtech.com/uploads/6c1e1c051.png)
Ngunga
Umthamo wokuhlanganiswa mncane (0.005% -5% wesisindo sikasimende) futhi umphumela muhle. Kumele ibalwe ngokunemba futhi iphutha elinesisindo akufanele lidlule ama-2%. Uhlobo kanye nomthamo we-admixturetures kumele kunqunywe ngokuhlolwa okususelwa ezintweni ezifana nezidingo zokusebenza kokhonkolo, ukwakhiwa kwezimo sezulu, izinto zokwenziwa kokhonkolo kanye nokuxubana kwezilinganiso. Uma isetshenziswa ngesisombululo, inani lamanzi esixazululweni kufanele lifakwe kwinani eliphelele lamanzi okuxuba.
Lapho ukusetshenziswa okuhlanganisiwe kwezithako ezimbili noma ngaphezulu kubangela ukufukula noma imvula yesisombululo, izixazululo kufanele zilungiselelwe ngokwahlukana futhi zingezwe ku-mixer ngokulandelana.
![1 (2)](https://www.jufuchemtech.com/uploads/c2287f4c1.png)
(2) Amanzi anciphisa i-ejenti
Ukuze uqinisekise ukuxubana okufanayo, umenzeli oncishisiwe wamanzi kufanele angezwe ngendlela yesisombululo, futhi inani lingakhuphuka ngokufanele njengoba kuvuleka izinga lokushisa. Umenzeli oncishisiwe wamanzi kufanele wengezwe ku-mixer ngasikhathi sinye namanzi okuxuba. Lapho uhambisa ukhonkolo ngeloli yokuxuba, umenzeli oncishisiwe wamanzi angangezwa ngaphambi kokulayishwa, futhi okuqukethwe kukhishwe ngemuva kokuvusa imizuzwana engama-60-120. Ama-admixtures ajwayelekile anciphisa amanzi alungele ukwakhiwa kokhonkolo lapho izinga lokushisa elincane lansuku zonke lingaphezulu kwe-5 ℃. Lapho izinga lokushisa lansuku zonke lingaphansi kwe-5 ℃, kumele lisetshenziswe ngokuhambisana nama-admixtures asekuqaleni. Lapho usebenzisa, naka ukudlidliza nokudonsela phansi. Ukhonkolo oxutshwe nomenzeli wokunciphisa amanzi kufanele uqiniswe esigabeni sokuqala sokwelapha. Ngesikhathi sokuphulukisa umusi, kufanele kufinyelele emandleni athile ngaphambi kokuthi kufudunyezwe. Ama-ejenti amaningi akhulisa amanzi aphezulu anokulahleka okukhulu kwe-slump lapho esetshenziswa kukhonkolo. Ukulahleka kungaba ngama-30% -50% ngemizuzu engama-30, ngakho-ke kufanele kuthathwe ukunakekelwa ngesikhathi sokusetshenziswa.
(3) Umenzeli ongenisa umoya kanye nomoya ongenisa umoya-ukunciphisa amanzi
Ukhonkolo onezidingo zokumelana eziphezulu ze-freeze-thaw kumele zihlanganiswe nama-ejenti wokufaka umoya noma ama-ejenti anciphisa amanzi. Ukhonkolo osuswe ngokhonkolo nowelashwe ngomuphu akufanele usebenzise ama-ejenti okufaka umoya. Umenzeli ongenisa umoya kufanele wengezwe ngendlela yesisombululo, angezwe kuqala kumanzi okuxuba. Umenzeli ongenisa umoya angasetshenziswa ngokuhlanganiswa ne-ejenti ekhulisa amanzi, i-ejenti yamandla okuqala, i-retardant, ne-antifreeze. Isixazululo esilungiselelwe kumele sichithwe ngokuphelele. Uma kukhona i-floccution noma izulu, kufanele kufudunyezwe ukuqeda. Ukhonkolo one-ejenti yokufaka umoya kumele uxutshwe ngomshini, futhi isikhathi sokuxuba kufanele kube ngaphezulu kwemizuzu engu-3 nangaphansi kwemizuzu engu-5. Isikhathi sokusuka ekuthuleni kufanele sifinyezwe ngangokunokwenzeka, futhi isikhathi sokudlidliza akufanele sidlule imizuzwana engama-20 ukugwema ukulahleka kokuqukethwe komoya.
![1 (3)](https://www.jufuchemtech.com/uploads/7a2bd939.png)
(4) I-Retardant Nokubuyisa Amanzi Amenzeli
Kufanele ingezwe ngendlela yesisombululo. Lapho kunezinto eziningi ezingafakwanga noma ezingafakwanga, kufanele zishukunyiswe ngokugcwele ngokugcwele ngaphambi kokusebenzisa. Isikhathi esivuthayo singanwetshwa ngemizuzu engu-1-2. Ingasetshenziswa ngokuhambisana nezinye ama-admixture. Kufanele iniselwe futhi yelaphekile ngemuva kokuthi ukhonkolo ekugcineni selile. I-retarder akufanele isetshenziswe ekudwebeni ukhonkolo lapho izinga lokushisa lansuku zonke lingaphansi kwama-5 ℃, futhi akufanele lisetshenziswe lodwa ngokhonkolo osolwa ngokhonkolo nokwelashwa.
Isikhathi sePosi: Sep-23-2024