Ama-Admixtures Avame Ukusetshenziselwa Ekwakhiweni Udaka Oluxutshwe Elomile
Udaka oluxutshwe okomile luhlobo lwempahla yokwakha esetshenziswa kakhulu kumaphrojekthi wokwakha ahlukahlukene.Kuyingxube kasimende, isihlabathi, nezinye izithasiselo ezixutshwa ngaphambilini ngaphambi kokusetshenziswa.Esinye sezici ezibaluleke kakhulu zodaka oluxutshwe okomile ukusetshenziswa kwe-admixtures, okuthuthukisa ukusebenza kodaka futhi kuyenze ifaneleke kakhulu izinhlelo zokusebenza ezithile.Kulesi sihloko, sizoxoxa ngezinye zezingxube ezivamile ezisetshenziswa odakeni oluxutshwe okomile.
1. Ama-ejenti okubuyisela emuva
Ama-ejenti okubuyisela emuva asetshenziselwa ukwehlisa isikhathi sokumisa udaka oluxutshwe okomile.Lokhu kuvumela abasebenzi isikhathi esengeziwe sokusebenza nodaka futhi kuqinisekisa ukuthi lungasetshenziswa ngendlela efanele.Ama-retading agents awusizo ikakhulukazi ezimweni zezulu ezishisayo, lapho ukumiswa ngokushesha kodaka kungaba yinkinga.
2. Ama-ejenti asheshayo
Ama-accelerating agents, ngakolunye uhlangothi, asheshisa isikhathi sokumiswa kodaka oluxutshwe okomile.Zivame ukusetshenziswa ezimweni zezulu ezibandayo, lapho ukumiswa kancane kodaka kungaba yinkinga.Angasetshenziswa futhi ezimeni zokulungisa izimo eziphuthumayo, lapho kudingeka khona udaka lokumisa ngokushesha ukulungisa inkinga.
3. Air-entraining agents
Ama-air-entraining agents asetshenziselwa ukudala amabhamuza omoya amancane odakeni.Lawa mabhamuza athuthukisa ukusebenza kanye nokuqina kodaka ngokwenza ukuthi imelane nemijikelezo yokuncibilika okuqandisiwe kanye nokunciphisa ingozi yokuqhekeka.Ama-air-entraining agents avame ukusetshenziswa ezindaweni ezinezimo ezinzima zasebusika, lapho udaka luzochayeka emijikelezweni yokuqhwaza.
4. Ama-ejenti okunciphisa amanzi
Ama-ejenti okunciphisa amanzi asetshenziselwa ukunciphisa inani lamanzi adingekayo ukuxuba udaka.Lokhu kwenza udaka lube namandla futhi luhlale isikhathi eside, njengoba amanzi amaningi engenza umkhiqizo wokugcina ube buthaka.Ama-ejenti okunciphisa amanzi nawo enza udaka lusebenze kakhulu, olungathuthukisa ikhwalithi yonke yomkhiqizo ophelile.
5. I-Plasticizing agents
I-Plasticizing agents isetshenziselwa ukwenza udaka lube lula futhi lusebenze.Bathuthukisa izici zokubopha zodaka futhi zenze kube lula ukuzisebenzisa ezindaweni ezihlukene.Ama-ejenti okwenziwa ngepulasitiki awusizo ikakhulukazi ezimeni lapho udaka luzosetshenziswa ezindaweni ezingajwayelekile noma ezindaweni lapho ukunyakaza kulindeleke khona.
6. Ama-anti-cracking agents
Ama-anti-cracking asetshenziselwa ukuvimbela udaka ukuthi lungaqhekeki njengoba loma.Basiza ukuthuthukisa ukuqina okuphelele nokuhlala isikhathi eside kodaka ngokunciphisa ingozi yokuqhekeka.Ama-anti-cracking avame ukusetshenziswa ezindaweni ezinamazinga aphezulu omsebenzi wokuzamazama komhlaba, lapho udaka luzobhekana nokudlidliza nokunyakaza okunamandla.
Ama-Admixtures adlala indima ebalulekile ekusebenzeni kanye nekhwalithi yodaka oluxutshwe okomile.Ukusetshenziswa kwalezi zingxube kungathuthukisa ukusebenza, amandla, ukuqina, kanye nekhwalithi isiyonke yomkhiqizo oqediwe.Ngokuqonda izinhlobo ezihlukahlukene zezingxube ezitholakalayo, ochwepheshe bezokwakha bangakhetha izixube ezifanele zamaphrojekthi abo athile futhi baqinisekise umphumela omuhle kakhulu.
