Yi aiki da murhun wuta mai narkewa lafiya kuma ku kiyaye kyawawan halaye 7!

(1) A koyaushe ku lura da yanayin narkewa a cikin tanderun. Ya kamata a ƙara cajin a kan lokaci kafin a narkar da cajin gaba ɗaya. An gano cewa yakamata a kula da sikelin a cikin lokaci don guje wa murhun da ke ƙarewa saboda hauhawar zafin zafin baƙin ƙarfe a ƙarƙashin zubar, wanda ya wuce wurin narkewa na cajin (ma’adini yashi 1704 ℃). Zuwa

(2) Bayan narkar da baƙin ƙarfe, ya kamata a cire slag kuma a auna zafin a cikin lokaci, kuma narkakken baƙin ƙarfe ya kamata a fitar da shi a lokacin da ya kai zafin wutar makera. Zuwa

(3) A ƙarƙashin yanayi na yau da kullun, lokacin da bangon giciye shine 1/3 na kaurin rufin murhun na asali, yakamata a rushe murfin kuma a sake gina shi. Zuwa

(4) Yakamata a zubar da baƙin ƙarfe sau ɗaya a mako don auna girman murfin murhu da lura da yanayin farfajiyar, don fahimtar ainihin yanayin rufin murfin a cikin lokaci, da magance duk wata matsala cikin lokaci. Zuwa

(5) An fi ƙara ɗan ƙaramin ƙaramin ƙaramin abu a yayin aiwatar da ƙara cajin ƙarfe. Ƙara wuri da wuri zai manne zuwa kasan tanderun kuma ba zai narke cikin sauƙin narkar da baƙin ƙarfe ba. Ƙara latti zai tsawaita lokacin narkewa da dumama, wanda ba kawai zai haifar da jinkiri a daidaita abun da ke ciki ba, amma kuma yana iya haifar da matsanancin zafi. Ƙarin ferrosilicon (ƙara Si), don shigar da murhun murhun wuta tare da raunin ƙarfi, saboda babban abun cikin Si a cikin narkakken ƙarfe zai haifar da ƙarancin C, yana da kyau a ƙara Si baƙin ƙarfe daga baya, amma zai haifar da ƙarfe a cikin tanderun . Jinkiri a cikin nazarin abun da ke cikin ruwa da daidaitawa. Zuwa

(6) Barin ƙarfe mai ruwa a cikin tanderun lokacin narkewa zai iya taimakawa haɓaka ingantaccen wutar lantarki na wasu murhun wutar lantarki da haɓaka ƙarfin ƙarfin lokacin narkewa. Duk da haka, waɗannan baƙin ƙarfe za su iya yin zafi a cikin tanderun na dogon lokaci kuma su yi illa ga ingancin ƙarfe. Sabili da haka, ragowar ƙarfe na ƙarfe yakamata ya lissafa kashi 15% na ƙarar tanderu. Ƙaramin baƙin ƙarfe zai ƙara tsananta yanayin zafi, kuma ƙarfe da yawa zai rage tasirin amfani da narkarwar ƙarfe da haɓaka yawan kuzarin makamashi. Zuwa

(7) Kaurin cajin zai fi dacewa 200 ～ 300mm. Mafi girma kauri, da sannu a hankali narkewa.