
M'dziko lovuta komanso lamitundumitundu zitsulo Smelting, Borax, mankhwala omwe amadziwika kuti sodium tetraborate decahydrate, amatuluka ngati chinthu chofunikira komanso chosinthika. Kapangidwe kake kapadera ka mankhwala ndi mawonekedwe ake amatipatsa ntchito zingapo zofunika kwambiri zomwe zimathandiza kwambiri kuti zitheke bwino, zabwino, komanso kuchita bwino kwa njira zosungunulira zitsulo.
Kuchita kwa Flux: Kuyeretsa ndi Kuwongolera Kusungunuka
Imodzi mwamaudindo akuluakulu a borax pakusungunula zitsulo ndikuchita ngati kusinthasintha. Posungunuka, ore ndi zitsulo zachitsulo nthawi zambiri zimakhala ndi zonyansa zosiyanasiyana monga silika, oxides, ndi zinthu zina zomwe sizitsulo. Zonyansazi zimatha kuwonjezera kusungunuka kwachitsulo chosakaniza, kuchepetsa kusungunuka kwa madzi osungunuka, ndipo pamapeto pake kumakhudza ubwino wa zitsulo zomaliza.
Borax, ikawonjezeredwa ku smelting charge, imakhudzidwa ndi zonyansa izi pa kutentha kwakukulu. Mwachitsanzo, imakhudzidwa ndi silika, imodzi mwa zonyansa zomwe zimapezeka muzitsulo zachitsulo. Zomwe zimagwiritsidwa ntchito pakati pa borax ndi silika zimapanga slag ya borosilicate, yomwe imakhala ndi malo otsika osungunuka kuposa zitsulo zomwe zimasungunuka ndi zonyansa zoyambirira. Silagiyi imayandama pamwamba pa chitsulo chosungunula, zomwe zimapangitsa kuti zikhale zosavuta kupatukana ndi chitsulo pochiza. Pochotsa zonyansa izi, borax imathandiza kuyeretsa chitsulo, kuwongolera zinthu zake zamakina, monga mphamvu, ductility, ndi madutsidwe.
Komanso, monga kusinthasintha, borax imachepetsanso kusungunuka kwathunthu kwa smelting osakaniza. Izi sizimangopulumutsa mphamvu pofuna kutentha pang'ono kuti zisungunuke zitsulo ndi zipangizo zomwe zimagwirizanitsa komanso zimathandiza kuti zisungunuke zitheke. Kutentha kwapansi kusungunuka kungalepheretsenso kupanga mankhwala osafunika kapena kuwonongeka kwa zitsulo chifukwa cha kutentha kwakukulu.
Deoxidation: Kuteteza Chitsulo Chokhulupirika
Panthawi yosungunula zitsulo, zitsulo nthawi zambiri zimagwidwa ndi okosijeni mumlengalenga wa ng'anjo, zomwe zimapangitsa kuti pakhale ma oxides azitsulo pamtunda wawo. Ma oxides awa amatha kuyambitsa zolakwika pazitsulo zomaliza, monga brittleness komanso kuchepa kwa dzimbiri. Borax imagwira ntchito yofunika kwambiri pakuchepetsa thupi.
Borax imatha kuchitapo kanthu ndi ma oxides achitsulo omwe amapezeka pamwamba pachitsulo chosungunuka. Amachepetsa ma oxides zitsulowa kubwerera ku chitsulo chawo, potero amateteza kukhulupirika kwachitsulo. Mwachitsanzo, posungunula mkuwa, borax imatha kuchitapo kanthu ndi copper oxide yomwe imapangidwa panthawiyi. Kupyolera mu zochitika zosiyanasiyana za mankhwala, amatembenuza oxide yamkuwa kukhala mkuwa weniweni, kuteteza kutayika kwa chitsulo chamtengo wapatali ndikuonetsetsa kuti mankhwala apamwamba kwambiri.
Kupaka Mold ndi Wotulutsa Wotulutsa: Kupititsa patsogolo Ubwino Woponya
Muzitsulo zoponyera zitsulo, zomwe ndizofunikira kwambiri pakupanga zitsulo, borax ingagwiritsidwe ntchito ngati kupaka nkhungu ndi kumasulidwa. Ikagwiritsidwa ntchito pamwamba pa nkhungu, borax imapanga wosanjikiza woonda, woteteza. Chosanjikizachi chimathandiza kuti chitsulo chosungunula chisagwirizane ndi nkhungu pamwamba pake, zomwe zimathandizira kumasulidwa kosavuta kwa chitsulo chosungunuka chikakhazikika.
Kuphatikiza apo, zokutira za borax pa nkhungu zimathanso kukhala ngati insulator yotentha pamlingo wina. Zimathandizira kuwongolera kuzizira kwachitsulo chosungunula mu nkhungu, chomwe chili chofunikira kwambiri kuti tikwaniritse mawonekedwe ofananirako muzitsulo zotayidwa. Kapangidwe kakang'ono kofananirako kamapangitsa kuti chinthucho chikhale cholimba kwambiri, monga kukhazikika kwamphamvu komanso kukhazikika kwa mawonekedwe.
Alloying ndi Kusintha Katundu
Borax ingathandizenso kuti alloying asungunuke zitsulo. Ngakhale kuti borax payokha siidziwika kuti ndi chinthu chachikhalidwe chophatikizana, imatha kuyambitsa boron muzitsulo zachitsulo panthawi yosungunula. Kuwonjezera pa zitsulo za boron kungakhudze kwambiri katundu wawo.
Mwachitsanzo, popanga zitsulo zina, kuwonjezera pang'ono kwa boron, komwe kumayambitsidwa kudzera mu borax, kungapangitse kuuma kwachitsulo. Izi zikutanthauza kuti chitsulo akhoza mogwira kutentha - ankachitira kukwaniritsa apamwamba kuuma ndi milingo mphamvu. Boron imathanso kupititsa patsogolo kukana kwachitsulo komanso kukana kutopa kwazitsulo, kuzipangitsa kukhala zoyenera kugwiritsidwa ntchito m'malo opsinjika kwambiri, monga m'mafakitale amagalimoto ndi ndege.
Kugwiritsa Ntchito Njira Zosiyanasiyana Zosungunulira Zitsulo
Kugwiritsiridwa ntchito kwa borax mu zitsulo zosungunula sikumangokhalira kumtundu wina wachitsulo. Amagwiritsidwa ntchito kwambiri posungunula zitsulo zachitsulo monga chitsulo ndi chitsulo, komanso zitsulo zopanda chitsulo monga mkuwa, aluminiyamu, ndi mkuwa.
Popanga chitsulo ndi chitsulo, borax imathandiza kuchotsa zonyansa kuchokera kuzitsulo zachitsulo ndi zitsulo zowonongeka, kukonza chiyero ndi khalidwe lazitsulo zomaliza. M'makampani osungunula mkuwa, amagwira ntchito yofunika kwambiri pochotsa poizoni ndi kuchotsa zonyansa, kuonetsetsa kuti mawaya amkuwa amapangidwa kwambiri ndi zinthu zina zamkuwa. Kusungunula kwa aluminiyamu, borax ingathandize kuyeretsa aluminium yosungunuka pochotsa ma oxides ndi zonyansa zina, ndipo itha kugwiritsidwanso ntchito poponya kuti apititse patsogolo kutha kwa aluminiyumu.
Pomaliza, borax ndi chinthu chamtengo wapatali pakusungunula zitsulo. Ntchito zake monga flux, deoxidizer, ❖ kuyanika nkhungu ndi kumasula wothandizira, ndikuthandizira kwake ku alloying ndi kusinthidwa kwa katundu kumapangitsa kuti ikhale yofunika kwambiri pazochitika zosiyanasiyana zazitsulo - smelting. Pamene zitsulo zogwirira ntchito zikupitirizabe kusinthika ndi kufuna apamwamba - njira zopangira zopangira bwino, ntchito ya borax pakusungunula zitsulo idzakhalabe yofunika kwambiri, ndipo kufufuza kwina kungavumbulutsenso ntchito ndi ubwino wodabwitsawu.
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