Ngesikhathi senqubo yokubala, indlela encane kakhulu lapho "ukusha ngokweqile" kuholela khona ekunciphiseni ubuningi beqiniso ihlobene kakhulu nokushiswa noma ukuncibilika komngcele wokusanhlamvu, ukukhula okungavamile kokusanhlamvu, kanye nomonakalo wesakhiwo, njengoba kuhlaziywe ngokuningiliziwe ngezansi:
- Ukuncibilika noma ukuncibilika komngcele wezinhlamvu: Ukulahlekelwa amandla okubopha phakathi kwezinhlamvu
Ukwakheka kwezigaba ze-eutectic ezincibilika kancane: Lapho izinga lokushisa le-calcination lidlula iphuzu lokuncibilika kwe-eutectics ezincibilika kancane ezintweni, isakhiwo se-eutectic emingceleni yezinhlamvu siyancibilika ngokukhethekile, sakhe isigaba soketshezi. Isibonelo, kuma-alloy e-aluminium, ama-sphere ancibilika kabusha noma izindawo ezincibilika kabusha ezingonxantathu zingase zakheke, kuyilapho ezinsimbini ze-carbon, ukushiswa komngcele wezinhlamvu noma ukuncibilika kwendawo kungenzeka.
Ukungena kwamagesi akhipha i-oxidation: Emazingeni okushisa aphezulu, amagesi akhipha i-oxidation (njenge-oxygen) ayasakazeka emingceleni yamabele futhi asabela ngezakhi ezikuyo, akhiqize ama-oxide. Lawa ma-oxide enza buthaka amandla okubopha phakathi kwama-granular, okuholela ekuhlukanisweni kwamabele.
Umonakalo wesakhiwo: Ngemva kokuncibilika komngcele wezinhlamvu noma ukushiswa kwe-oxidation, amandla okubopha phakathi kwe-granular ancipha kakhulu, okuholela ekwakhekeni kwemifantu emincane noma ama-pores ngaphakathi kwezinto. Lokhu kunciphisa isisindo esisebenzayo ngeyunithi ngayinye, okuholela ekwehleni kobuningi beqiniso. - Ukukhula okungavamile kokusanhlamvu: Ukwanda kokukhubazeka kwangaphakathi
Ukuqoba kwezinhlamvu ngenxa yokushisa ngokweqile: Ukushiswa ngokweqile kuvame ukuhambisana nokushisa ngokweqile, lapho amazinga okushisa aphezulu kakhulu noma izikhathi zokubamba ezinde zibangela ukukhula okusheshayo kwezinhlamvu ze-austenite. Isibonelo, izinsimbi zekhabhoni zingase zakhe izakhiwo ze-Widmanstätten ngemva kokushiswa ngokweqile, kuyilapho izinsimbi zamathuluzi zingase zakhe i-ledeburite efana nethambo lenhlanzi.
Ukwanda kweziphambeko zangaphakathi: Izinhlayiya ezimahhadla zingase zibe neziphambeko ezengeziwe njengokuhlukana kanye nezikhala, okunciphisa ubuningi bezinto ezibonakalayo. Ngaphezu kwalokho, izimbobo zegesi noma imifantu emincane ingakheka ngesikhathi sokukhula kwezinhlayiya, okunciphisa kakhulu isisindo ngeyunithi ngayinye.
Ukwehla kwesisindo esisebenzayo: Ukukhula okungavamile kokusanhlamvu kuholela esakhiweni sangaphakathi esixegayo ezintweni, kwehlisa isisindo esisebenzayo ngevolumu yeyunithi ngayinye futhi ngaleyo ndlela kuholele ekwehleni kobuningi beqiniso. - Umonakalo wesakhiwo esincane: Ukuwohloka kwezakhiwo zezinto ezibonakalayo
Iziphethu ezincibilikisiwe kabusha kanye nezindawo ezincibilikisiwe kabusha ezingunxantathu: Kuma-aluminium alloys nakwezinye izinto, ukushisa ngokweqile kungaholela ekwakhekeni kweziphethu ezincibilikisiwe kabusha noma izindawo ezincibilikisiwe kabusha ezingunxantathu emingceleni yokusanhlamvu. Ukuba khona kwalezi zindawo kuphazamisa ukuqhubeka kwezinto futhi kwandise ukuvuleka.
Ukwandiswa komngcele wezinhlamvu kanye nokuqhekeka okuncane: Ngemva kokushiswa ngokweqile, imingcele yezinhlamvu inganwebeka ngenxa yokushiswa noma ukuncibilika, okuhambisana nokwakheka kwemifantu emincane. Lezi zifantu ezincane zingangena ngaphakathi kwezinto, okuholela ekunciphiseni ubuningi beqiniso.
Ukungalungiseki kwezakhiwo: Umonakalo wesakhiwo esincane obangelwa ukushiswa ngokweqile ngokuvamile awunakuguqulwa, futhi ngisho nokwelashwa kokushisa okulandelayo kungase kungabuyiseli ngokuphelele ubuningi bokuqala bezinto.
Izibonelo nokuqinisekiswa
Ukushiswa ngokweqile kwama-alloy e-aluminium: Lapho izinga lokushisa lokushisa lama-alloy e-aluminium lidlula izinga lokushisa lawo eliphansi lokuncibilika kwe-eutectic, imingcele yokusanhlamvu iyaqina noma incibilike, yakha ama-sphere ancibilikiswe kabusha noma izindawo eziphindwe kathathu ezincibilikiswe kabusha. Ukuba khona kwalezi zifunda kunciphisa kakhulu ubuningi beqiniso bezinto ngenkathi kubangela ukwehla okukhulu kwezakhiwo zemishini.
Ukushiswa ngokweqile kwezinsimbi zekhabhoni: Ngemva kokushiswa ngokweqile, izinsimbi zekhabhoni zingakha izinto ezifana ne-iron oxide noma i-manganese sulfide emingceleni yokusanhlamvu, okwenza buthaka amandla okubopha phakathi kwe-granular futhi kuholele ekuhlukanisweni kokusanhlamvu. Ngaphezu kwalokho, ukushiswa ngokweqile kungabangela ukwakheka kwezakhiwo ze-Widmanstätten, okunciphisa kakhulu ubuningi bezinto.
Isikhathi sokuthunyelwe: Ephreli-27-2026