Ukuthengiswa kwezinkhulumo zeminyawo yokusebenza kumaziphiwo e-concrete okwenziwa ngokomthetho.

Izinkhulumo zeminyawo zihlanganisa kakhulu emaziphiwonini e-concrete amasha ngokuthi zihlinzeka ukuhlanukile, ukuphatha kakhulu, ukusebenza kahle, nokuphatha ngokulungile. Izinto ezithi ilimestone, i-ground granulated blast furnace slag (GGBS), izinkhulumo zesi-silica, ne-magnetite zisetyenziswa kakhulu kuziphiwo ze-concrete ngoba zinokuhlinzeka iziphakamiso zocement, zihlaka ukusebenza kwe-concrete, nokusiza ekuthuthukiseni izinto zokwakha ezinokuphatha ngokulungile.

Ngokuvutha kwezindlela zokubhala ezikhetha izinkulungwane zezindustria, ukukhetha izinkulungwane eziphelele zokusebenza kuzo ziyakwaziwa njengendlela eyodwa yokubhala kwemithombo yekonkreti. Ubukhulu, ubude bokuphakama, ubuchwepheshe bechemikhali, nokuphakamisa kwezinkulungwane ziyakuthinta ngqo ubukhulu bakonkreti.

Ukuthi Limestone, GGBS, nezinkulungwane zesiSilica zihlangeka konkreti njani

Limestone ukuthi kuhlanganise isebenza kanye nokuthintela ukuthi kwenziwe konkreti okungafani nokuqondile

Limestone yilokho okushicilekile kakhulu kwezinkulungwane zezindustria ekubheleni kwechimenti nokubhala konkreti. Limestone elihlubiwe kahle lingasebenzisa njengendlela yokugcina emithombeni yechimenti, esibonisa ukuthi kunciphisele kakhulu ukusebenzisa kweclinker ngokubhala.

Ngoba ukuproducwa kwe-clinker kukuphakathi kwezinyathelo eziningi zokusebenza kakhulu emisebenzeni yokufaka amasimbi, ukufaka ilimestone kungase kusiza ekunciphiseni kwemiphumela yokuqhubeka kwezinto zokufaka amasimbi. Ngaphezu kwalokho, izinkampani zelimestone zingase kusiza ekubeni izinkampani ziyisibonelo esihle kwezinkampani zokufaka amasimbi, kusiza ekutholeni ukusebenza okuhle nokubona kokugcina.

Ukusebenza kwe-limestone kuyikwenzela izinto ezilandelayo:

Ukucleanwa kwezinkampani

Ukugcinwa kwezinkampani ngokukhulu

Isifo Sokuqinisekisa

Ukuhambanana nesistimu yamasimbi

Ilimestone eyinhle nezinkinga ezingavuthi kungasiza abafaki amasimbi ukuthola ukusebenza okufanayo kuzo zonke izindawo zokufaka amasimbi.

I-GGBS yokuqhubeka kanye nokusebenza kwezinkampani zokufaka amasimbi ngemva kwezinsuku

I-Ground granulated blast furnace slag (GGBS) iyisithuthu sokufaka amasimbi esebenzisa kakhulu esifakelwe kusuka kumsebenzi wokufaka amasimbi we-iron. Ngokuba inezinkinga zokufaka amasimbi ezilandelwayo, i-GGBS ingase kusiza ekutholeni izinkampani zokufaka amasimbi ezinamandla kakhulu.

Ukusebenzisa i-GGBS kungasiza ngendlela eyisibili:

Ukuphakanyiswa kwezinkinga zokugcina

Ukuphuleka kahle kwezinkinga zezindawo ezingenakho ukuthi zihlambulule

Ukuphakanyiswa kwezinkinga zokuthuthukisa ubukhulu bokugcina

Ukuphakanyiswa kwezinkinga zokubaluleka kwezindawo zasebhayi nezindawo zemithambo

Ngokuhlela isithembiso sokugcina kwesikrithi, i-GGBS ingathintela ukuthi izinto ezingenakho ukuthi zihlambulule njengezinkampani zama-chloride zihlambulule, futhi ngakho kuyasebenza kubaprojekthi bezinsimbi ezidinga ubudala obude.

Izinkampani zama-silica ne-silica fume kubaprojekthi besikrithi esiphakeme

Izinkampani zama-silica ziyizinto ezingabalulekile ekuthuthukisweni kwesikrithi. I-silica fume, yindlela engekhulu yokuthuthukisa ama-silica, iyaphinda ngokuthi iphinde ngezinkampani zama-calcium hydroxide ezifika emva kokuthuthukisa kwesimenthi, futhi iyakwenza ama-calcium silicate hydrate (C-S-H) okunye.

Le phinda-nye iyakwenza isithembiso sokugcina esibomvu kakhulu futhi iyaphepha isikhungo phakathi kwesimenthi nezinkampani zokufaka.

I-silica fume isetshenziswa kubaprojekthi abaningi abadinga:

Isikrithi esiphakeme ubukhulu

Ikonkreti lokungafihla kancane

Ukuphakamisa Amacala

Ukuphucula okuthile

Ukuhlanganisa okuphelele nokubhekisele kwezinhlobo zokubhala kuyisisekelo ngoba ukudlula kwezinhlobo zezinkhuni ezincane zingahle zihlaza ubukhulu bokusebenza nokunquma kwamanzi.

Izinkhuni zemithi yokusebenza kwezinhlobo zokubhala zezindawo zokubhala

Umagnetite wokubhala okubi kanye nokubhala okuhlinzekile kwe-radiation

Umagnetite yinkhuni enobungo obubi kakhulu ekhetswene kwezinhlobo zokubhala zezindawo zokubhala. Ubungo obubi kakhulu bakho buyasebenza kubantu ababuyisela ubungo obubi bokubhala, futhi busebenza kubantu ababuyisela ubungo obubi bokubhala, izindawo zokubhala zokugcina radiation, izindawo zokubhala zemithi, kanye nezindawo zokubhala zemithi.

Kulingana nesikhundla sezinhlobo zokubhala, umagnetite unakha ubungo obubi bokubhala ngokushesha kodwa uhlaka lwezinhlobo zokubhala luyaphila uma kubhekiselwe kahle.

Ukukhetha umagnetite wokubhala kuyiphendula ku:

Ukucleanwa kwezinkampani

Ukugcinwa kwezinkampani ngokukhulu

Imizimba yobungo obubi

Izinqakambo zomsebenzi

Ukuthola umagnetite okuphelele kusiza ukuthi sibone ubukhulu bokusebenza kwezinhlobo zokubhala zezindawo zokubhala zokufuna ubukhulu bokusebenza.

Amathuba Okugcina Amasimbi Ekwenzeni Kwamakhanda Okusebenza Kusasa

Industri ya kubhulala iyasebenzisa ngokupheleleyo izinkampani zokusebenza emasimbini ukuze ibe yinkululeko. Izinkampani zokugcina amasimbi nezinkampani zokugcina amasimbi zinokuncima ukuthemba kwe-cement ephakathi kwamasimbi okusebenza kusasa ngaphandle kokukhangelwa kwezinkinga zokusebenza kwe-engineering.

Amasimbi esindustri ayisusa ukuthuthukiswa kwe-concrete okusebenza kusasa ngokuthi:

Kuncima ukusebenzisa amasimbi

Kunzima ukuthula

Kunzima isikhathi sokusebenza kwesithuthu

Kusiza ekuthuthukiseni izindlela zokubhulala ezinamandla okugcina ikhanda

Ukuthembeka kwezinkampani zokugcina kuyiphakade kubalulekile, futhi kufanele kubhekwe ukuthi ziyahambisana nesistimu yekonkrethi.

Izinkinga Zokuhlela Kwamasimbi Esindustri Esebenzayo Kwekonkrethi

Ukuthembeka kwezinhlobo zamasimbi kuyisisekelo sokuthuthukiswa kwekonkrethi nokubhulala. Ukuguqula kwezinhlobo zamasimbi, ukuguqula kwezinhlobo zamasimbi, noma ukuguqula kwezinhlobo zamasimbi kungahlinzeka ukusebenza kwekonkrethi, ukuthuthukiswa kwezimali, nokuthula.

Abasithuli besilwane sezinkambo zokusebenzisa izinkambo zokusebenza kahle bafuna izinto eziningi zokuhle kokusebenza:

Isimo Sefunda Esisodwa

Ukubeka isimo sokugcina ukusuka kwesilinganiso sesilinganiso

Izinkambo ezingavumelekile zokusebenza kwezinkinga eziphansi

Ukuqiniseka kokubaluleka kwezinkinga zokusebenza ngokuphelele

Ukuthabatha izicelo zokuhle kokusebenza ngokuphelele

Isibonelo, isilwane sezinkambo esisetshenziswa ekhankathini kufuneka sibe nokuhle kokusebenza nokukhula okuhle, ngakho-ke ubukhulu bekha kwe-GGBS buphendula kwezinkinga zokusebenza njengezinkambo zokusebenza, ukuguqula kwesilinganiso, nokuhle kokusebenza.

Ukuphatha okuhle kokusebenza kusiza abasebenzi bakha khankathi ukuthi bakhangelele ukusebenza okuhle futhi baphumelele izicelo zomsebenzi.

Ukuthabatha okuhle kwezinkambo zokusebenza kumsebenzi wokukha khankathi

Ngaphezu kwezinkinga zokusebenza, ukuthabatha okuhle kwezinkambo kuyisidingo esibalulekile kubasebenzi bakha izinkambo zokusebenza. Izimsebenzi ezikhulu zokukha khankathi zifuna ukuthabatha okuhle kwezinkambo, ukusebenza okuhle, nokuthabatha okuhle kwezinkambo zokusebenza.

Umthunywa wokusebenza kwezinkambo zokusebenza uyakwakha:

Izinketho zokugcina ubukhulu bezinto ezingaphansi

Amareporti okuzivikela imithwalo

Amabatchi amathile okuproducwa

Ukuthuthukisa tekniki kubizo lomsebenzi

Amasulushini okufika kahle

Ngokusebenzisa abasupplya obunzulu, abafakuli bakhonza amakhonzi kubona ubukhulu bomthwalo wokuphatha nokuhlela izindlela zokuproducwa.

Kumasevisi yokwakha apho kusetyenziswa amakhonzi okukhanya, amakhonzi amathile, namapowda eminirali, ukukhetha iminirali yemvelo esifanele kuyisisekelo sokwakha okuphambili, okuhle, nokuphatha ngokuvamile.

Imibuzo Evame Ukubuzwa

Imiphumela yeminirali yemvelo kumsebenzi wokwakha yini?

Imininirali yemvelo njenge-limestone, GGBS, izinto zokuphatha kwe-silica, nemagnetite zisetyenziswa ukuphaya ubukhulu bokwakha, ubukhulu, ukusebenza kahle, ubude, nokuphatha ngokuvamile.

Limestone iyaphinda ukusebenza kahle kokuqala kanjani?

Amakholwa okukhula kungahlela ukugcina kwezinkulungwane ne-ukusebenza kanye nokunciphisa inombolo yezinkulungwane ezidingekayo ekupheleni kwemithambo, kusiza ekuthinteni izinkulungwane ezingaphansi.

Kungani ubhekiswe i-GGBS emithambweni?

I-GGBS isiza ekuthinteni ubuhle bokuphela ngokuchaza isithembiso sokubuka kwezinkulungwane kanye nokunciphisa ukufika kwezinkulungwane, kusiza ekuthinteni izinkulungwane zokusebenza kwezindawo eziphansi kwezinkinga zokusebenza.

Ukusebenza kwezinkulungwane zesiya kuyini emithambweni?

Izinkulungwane zesiya, ikakhulu isilika fume, zihlela isithembiso semithambo ngokunikeza ukudala kwe-C-S-H okunye, okungahlela ubuhle nobuhle bokuphela.

Kungani ubhekiswe i-magnetite emithambweni?

I-magnetite ibhekiswe njengesithembiso esikhulu ngokuba sinesigaba esiphezulu, kusiza ekuthinteni ukubeka amasiko okuzimela kanye nokusebenza kwezindawo ezingaphansi kwezinkinga zokusebenza.

Kungani kufanele sizibhekise izinkulungwane zokusebenza kwezindawo zokusebenza kwezinkulungwane?

Ukubhekisa kufanele kubhekise isimo sezinkulungwane, ubude bezinkulungwane, ubuhle, izinkinga zokusebenza, kanye nokubhekisa ukubaluleka kwezinkulungwane zokusebenza.