Brick Carbon Magnesia don Ladle

Abubuwan da aka yi amfani da su a cikin layin slag na farkon ladle an haɗa su kai tsaye tare da tubalin magnesia-chrome, narkewar lantarki sannan a haɗa su da tubalin magnesia-chrome da sauran tubalin alkaline masu inganci. Bayan da aka yi nasarar amfani da tubalin MgO-C akan masu canzawa, an kuma yi amfani da bulo na MgO-C a cikin layin da aka yi amfani da shi na ladle ɗin tacewa, kuma an sami sakamako mai kyau. ƙasata da Japan gabaɗaya suna amfani da tubalin MgO-C mai haɗaɗɗen resin tare da abun cikin carbon na 12% zuwa 20%, yayin da Turai galibi ke amfani da bulogin MgO-C mai ɗaurin kwalta, tare da abun cikin carbon kusan 10%.

Ayyukan Kokura Karfe na Sumitomo Metal Corporation a Japan sun yi amfani da tubalin MgO-C tare da abun ciki na MgO na 83% da abun ciki na C na 14-17% don maye gurbin tubalin magnesia-chrome da aka haɗa kai tsaye a cikin layin VAD slag, da kuma rayuwar sabis na slag. An ƙara layin daga sau 20 zuwa sau 30-32 [9]. Ladle mai gyaran LF na Sendai Steel Plant a Japan ya yi amfani da tubalin MgO-C don maye gurbin tubalin magnesia-chrome, kuma an ƙara rayuwar sabis na layin slag daga sau 20-25 zuwa sau 40, yana samun sakamako mai kyau. Osaka Ceramics Refractory Co., Ltd. yayi nazarin tasirin abubuwan da ke cikin carbon da nau'in antioxidant akan juriya na iskar shaka, juriya da zafin jiki mai ƙarfi na tubalin MgO-C. Binciken ya nuna cewa tubalin MgO-C da aka yi da cakuda magnesia fused da magnesia sintered, tare da 15% phosphoric graphite da karamin adadin magnesium-aluminum gami a matsayin antioxidants, suna da tasiri mai kyau. Lokacin da aka yi amfani da shi a cikin layin ladle slag 100-ton LF, an rage yawan lalacewa ta hanyar 20-30% idan aka kwatanta da tubalin MgO-C tare da abun ciki na carbon na 18% kuma babu maganin antioxidant, kuma matsakaicin matsakaicin yashwa shine 1.2-1.3 mm / wuta [1].

Tun lokacin da tubalin ladle slag na ƙasata ta karɓi tubalin MgO-C maimakon tubalin magnesia-chrome, cikakken tasirin amfani ya kasance a bayyane. Baosteel Group Corporation's 300t ladle slag line ya fara amfani da MT-14A magnesia-carbon tubalin a cikin Yuli 1989, kuma slag line rayuwa ya kasance sama da 100 sau; da 150T lantarki makera ladle slag line yana amfani da low-carbon magnesia-carbon tubalin zuwa narke igiyar karfe, tare da tapping zafin jiki na 1600 ℃ ~ 1670 ℃, wanda ya samu a fili sakamakon.

Kamfaninmu ya ƙware a cikin samar da tubalin magnesia carbon, tubalin carbon-magnesia, tubalin da ba carbon carbon don ladles mai ladabi, aluminum-silicon carbide tubalin carbon don tankunan torpedo, da sabbin tubalin magnesia da ba su da carbon da wasu abubuwan da ba a iya gani ba, kamar gyarawa. da kayan bindiga don masu juyawa, tanderun lantarki da ladles. Har ila yau, muna samar da samfurori da aka samar da vibration, kamar tubalin iska, tubalin kujerun bututun iska, bulogin wurin zama da abubuwan da aka riga aka tsara. Mun ci gaba a cikin wani m refractory sha'anin hadedde albarkatun kasa bincike, zurfin aiki da ciniki. Gidan gwaje-gwajenmu yana da cikakken tsarin gwaji da kayan dubawa. Kayan aikinmu na iya kera albarkatun ƙasa, samfuran da aka gama, gwadawa da dubawa, da haɓaka sabbin samfura. Mun yi imanin cewa kimiyya da fasaha ita ce jagorarmu. Sabili da haka, mun sami fasahar ci gaba a gida da waje, ci gaba da haɓaka ingancin samfur, abubuwan kimiyya da fasaha da kwanciyar hankali na zahiri, ta haka inganta fasahar samarwa da sabunta kayan aikinmu koyaushe. Muna ba da cikakken kewayon sabis na fasaha bisa ga girman da ma'auni na fasaha na masu canzawa, wutar lantarki arc da ladles bisa ga bukatun abokin ciniki.