Izithasiselo zikakhonkolo ezingasindi | Ama-ejenti Akhipha Amagwebu Asebenza Kakhulu Wokhonkolo Weselula
Uma uchwepheshe wokwakha ukhonkolo, kungenzeka ukuthi uzwile ngegama elithi "superplasticizer". Ama-superplasticizers yizinciphisi zamanzi eziphambili ezingathuthukisa ukusebenza kokhonkolo. Bandisa uketshezi lukakhonkolo ngaphandle kokunciphisa amandla ayo. Ama-Superplasticizers nawo akhulisa amandla omlotha wempukane, i-slag ne-silica fume okufanele ifakwe kukhonkolo.
Zingama-hydrodynamic surfactants akha amandla okugunda okubangela ukuba kunciphe ukungqubuzana phakathi kwezinhlayiya zikasimende.. Lokhu kuvumela ukhonkolo ukuthi uhlale usebenza 30-60 imizuzu. Nokho, ukusebenza kuzokwehla ngokushesha ngemva kwalesi sikhathi. Uhlobo lwe-superplasticizer, umthamo, izinga lokushisa, umswakama kanye nezinye izixube kuzothinta isikhathi ukhonkolo uhlala usebenza.
Lapho isetshenziswe kahle, ama-superplasticizer angazuzisa kakhulu iphrojekthi yakho. Zingasetshenziselwa ukukhiqiza ukhonkolo ogelezayo ezindaweni eziphansi, vumela isilinganiso samanzi esiphansi kusimende, noma ulondoloze usimende ngaphandle kokuthinta izinga likakhonkolo. Nokho, kubalulekile ukwazi ukuthi zisetshenziswa kanjani futhi nini. I-superplasticizer eningi kakhulu ingaholela ekuhlukaniseni, okulapho izinhlayiya zikasimende ezihlukene zihlukana khona.
Uma kuqhathaniswa nezinciphisi zamanzi zendabuko, ama-superplasticizers asebenza kahle kakhulu futhi ayonga kakhulu. Bangonga kuze kufike 20% kwamanzi kungxube kakhonkolo ngenkathi egcina ukusebenza okufanayo. Zinganciphisa futhi inani lamanzi alahlekayo ngesikhathi kuxutshwa futhi kuthuthwa ukhonkolo. Ngaphezu kwalokho, bangasiza ukhonkolo ukumelana nokuqhwa nokuncibilika.