Amsar tana cikin kowane \u0199aramin bayani na layin samarwa. A yau, muna gayyatar ku ku shiga cikin cibiyar samarwa ta BOMIS don cikakken bayani kan dukkan tsarin kera kwayar Hot-Dip Galvanized (HDG)\u2014wanda ya ha\u0257a da bu\u0257e kwaya, tsabtace \u0199arfe, sanyaya, galvanizing, hana lalacewa, da sake nade kwaya. Ku zo ku gano yadda BOMIS, ta hanyar matakan sarrafawa masu tsauri da matakan kula da inganci, ke magance matsalar zubewar zinc da kasuwar Afirka ke fuskanta\u2014ta hanyar magance matsalar tun daga tushen ta.<\/p>\n
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Mataki na 1: Fitar da zoben \u0199arfe da walda \u2014 Mafi farkon mataki na samarwa mai ci gaba<\/h2>\n
Mataki na farko na layin samarwa ya \u0199unshi loda albarkatun \u0199asa\u2014hot-rolled mai inganci ko \u0199wayoyin bakin \u0199arfe da aka nannade a sanyi<\/a>\u2014zuwa na'urar bu\u0257e \u0199wayar \u0199arfe don bu\u0257ewa. Don tabbatar da cewa layin galvanizing yana aiki ba tare da tsayawa ba kuma a daidaitaccen sauri, dole ne mu yi walda mara \u0253arna da daidaito sosai don ha\u0257a \u0199arshen baya na sandar \u0199arfe ta baya da farkon gaba na sandar \u0199arfe ta gaba. Wannan mataki mai muhimmanci yana kafa tushe don tabbatar da cewa sandar \u0199arfe tana fuskantar daidaitaccen ja da matsin lamba yayin da take wucewa ta cikin tankunan magani daban-daban a gaba.<\/p>\n Yawancin masana'antun kera kaya, a \u0199o\u0199arinsu na samun saurin samarwa mai yawa, sau da yawa suna yin sakaci a matakin tsaftace saman. Duk da haka, BOMIS tana aiki bisa ka'ida ta asali: \u201cBa za a ta\u0253a samun rufi mai \u0257orewa a saman mai datti ba.\u201d<\/p>\n A yayin matakin wanke \u0199ura (pickling), an nutsar da sandar \u0199arfe a cikin tankuna masu \u0257auke da maganin da aka tsara daidai na ruwan acid sulfuric mai rauni ko acid hydrochloric. Babban burin wannan mataki shi ne cire gaba \u0257aya \u0199urar matattara (mill scale), tsatsa, da sauran man juyawa daga saman \u0199arfen. A BOMIS, tsananin tsarin tsarkake namu ya zarce matakan da masana'antu ke tsara. Muna amfani da tsarin zurfin tsarkakewa mai matakai da yawa da wanke-wanke da ruwa mai matsin lamba don tabbatar da cewa saman \u0199arfe ya zama tsabta \u0199warai, mai she\u0199i na \u0199arfe. Sai dai idan farashin \u0199arfe ya yi tsabta ba tare da wata matsala ba, ne kawai ninkakken zinc na gaba zai iya samar da cikakkiyar \u201cha\u0257in \u0199arfe\u201d da \u0199arfen\u2014wannan shi ne muhimmin sharadi don hana yaduwar tsagewar rufin zinc daga baya.<\/p>\nMataki na 2: Yin pickling \u2014 \u201cMakamin Asiri\u201d na BOMIS don kawar da tsagewar zinc<\/h2>\n
Mataki na 3: Annealing \u2014 Sake fasalta \u0199arfi da juriya na \u0199arfe<\/h2>\n