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Njerwa ya Alumina Magnesia Carbon

Njerwa za Alumina Magnesium Carbon

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Njerwa ya Alumina Magnesia Carbon

Magnesia carbon njerwa amapangidwa ndi high-melting-point alkaline oxide magnesium oxide (malo osungunuka 2800 ℃) ndi zida za carbon zomwe zimakhala zovuta kunyowetsedwa ndi slag monga zopangira, ndi zina zowonjezera zopanda oxide zimawonjezeredwa. Ndi chinthu chosawotcha cha carbon composite refractory chophatikizidwa ndi chomangira cha kaboni. Njerwa za kaboni za Magnesia zimagwiritsidwa ntchito kwambiri popangira zosinthira, ng'anjo za AC arc, ng'anjo za DC arc, mizere ya slag ya ladles ndi mbali zina.

Kufotokozera Mwatsatanetsatane

Zida zotsutsa zomwe zimagwiritsidwa ntchito pamzere wa slag wa ladle yoyambirira zidaphatikizidwa mwachindunji ndi njerwa za magnesia-chrome, kusungunuka kwamagetsi ndikuphatikizidwa ndi njerwa za magnesia-chrome ndi njerwa zina zamchere zamchere. Pambuyo pa njerwa za MgO-C zidagwiritsidwa ntchito bwino pa otembenuza, njerwa za MgO-C zinagwiritsidwanso ntchito pamzere wa slag wa ladle yoyenga, ndipo zotsatira zabwino zinapindula. Dziko langa ndi Japan nthawi zambiri amagwiritsa ntchito njerwa zomangidwa ndi utomoni za MgO-C zokhala ndi mpweya wa 12% mpaka 20%, pomwe ku Europe nthawi zambiri amagwiritsa ntchito njerwa za MgO-C zomangidwa ndi asphalt, zomwe zimakhala ndi mpweya pafupifupi 10%.

Kokura Steel Works ya Sumitomo Metal Corporation ku Japan idagwiritsa ntchito njerwa za MgO-C zokhala ndi MgO 83% ndi C zomwe zili 14-17% m'malo mwa njerwa zomangika mwachindunji za magnesia-chrome mu mzere wa slag wa VAD, komanso moyo wautumiki wa slag. mzere wawonjezeka kuchokera ku 20 mpaka 30-32 nthawi [9]. The LF kuyenga ladle wa Sendai Zitsulo Plant ku Japan ntchito MgO-C njerwa m'malo magnesia-chrome njerwa, ndipo moyo utumiki wa slag mzere anawonjezeka kuchokera 20-25 nthawi 40, kupeza zotsatira zabwino. Osaka Ceramics Refractory Co., Ltd. anaphunzira zotsatira za carbon content ndi antioxidant mtundu pa kukana makutidwe ndi okosijeni, kukana kwa slag ndi kutentha kwapamwamba flexural mphamvu ya MgO-C njerwa. Kafukufukuyu akuwonetsa kuti njerwa za MgO-C zopangidwa ndi osakaniza a magnesia osakanizidwa ndi sintered magnesia, okhala ndi 15% phosphorous graphite ndi kagawo kakang'ono ka magnesium-aluminium alloy monga antioxidants, amakhala ndi ntchito yabwino. Mukagwiritsidwa ntchito pamzere wa slag wa 100-ton LF ladle slag, kuwonongeka kumachepetsedwa ndi 20-30% poyerekeza ndi njerwa za MgO-C zokhala ndi mpweya wa 18% ndipo palibe antioxidant, ndipo kuchuluka kwa kukokoloka ndi 1.2-1.3 mm / ng'anjo [1].

Popeza kuti njerwa zoyengedwa za ladle slag zadziko langa zatengera njerwa za MgO-C m'malo mwa njerwa za magnesia-chrome, kugwiritsa ntchito bwino kwawonekera. Mzere wa slag wa 300t wa Baosteel Group Corporation unayamba kugwiritsa ntchito njerwa za MT-14A magnesia-carbon mu July 1989, ndipo moyo wa slag wakhala ukupitirira nthawi 100; 150T magetsi ng'anjo ladle slag mzere amagwiritsa otsika mpweya magnesia-carbon njerwa kusungunula chingwe zitsulo, ndi pogogoda kutentha 1600 ℃ ~ 1670 ℃, amene akwaniritsa zotsatira zoonekeratu.

Kampani yathu imagwira ntchito yopanga njerwa za carbon magnesia, njerwa za aluminium-magnesia carbon, njerwa zopanda kaboni zopangira ma ladles oyengedwa, njerwa za aluminiyamu-silicon carbide carbon za akasinja a torpedo, ndi njerwa zatsopano zopanda kaboni za magnesia ndi ma refractories osiyanasiyana amorphous, monga kukonza. ndi zida zowombera mfuti zosinthira, ng'anjo zamagetsi ndi ma ladle. Timaperekanso zinthu zopangidwa ndi vibration, monga njerwa za mpweya wa ladle, njerwa zokhala ndi mpweya wodutsa mpweya, njerwa zapampando wa nozzle ndi zida zopangiratu. Takhala bizinesi yokhazikika yophatikizira kafukufuku wazinthu zopangira, kukonza mwakuya ndi malonda. Laborator yathu ili ndi zida zonse zoyesera ndi zowunikira. Zida zathu zimatha kupanga zopangira, zomalizidwa, kuyesa ndikuwunika, ndikupanga zatsopano. Timakhulupirira kuti sayansi ndi luso lamakono ndilotitsogolera. Chifukwa chake, tapeza ukadaulo wapamwamba kunyumba ndi kunja, tikupitilizabe kupititsa patsogolo zinthu zabwino, zasayansi ndiukadaulo komanso kukhazikika kwachilengedwe, potero kuwongolera ukadaulo wopanga ndikukonzanso zida zathu zopangira nthawi zonse. Timapereka mautumiki osiyanasiyana aukadaulo molingana ndi kukula ndi magawo aukadaulo a otembenuza, ng'anjo zamagetsi zamagetsi ndi ma ladle malinga ndi zomwe makasitomala amafuna.
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Magnesium carbon njerwa magawo

Alumina-magnesia carbon njerwa magawo rt4

Physical and Chemical Properties

01
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Ferrosilicon ng'anjo ndi ng'anjo yamagetsi yamafakitale yomwe imadya mphamvu zambiri ndipo ndi mtundu wa ng'anjo ya arc yomizidwa. Ferrosilicon ng'anjo imaphatikizapo chipolopolo cha ng'anjo, chivundikiro cha ng'anjo, ng'anjo ya ng'anjo, ukonde waufupi, makina ozizirira madzi, makina otulutsa utsi, njira yochotsera fumbi, chipolopolo cha electrode, kutulutsa mphamvu ya electrode ndi kukweza dongosolo, kutsegula ndi kutsitsa, chowongolera, chipangizo chowotcha, hydraulic. system, thiransifoma Ndipo zida zosiyanasiyana zamagetsi, ndi zina zambiri, kugwiritsa ntchito zida zosinthira kumafunikiranso.



02
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Mu 2006, fakitale yathu inakhazikitsidwa ku Yuzhou, ore ya bauxite yamtengo wapatali. High-alumina bauxite mumsika wa refractory nthawi zambiri amatanthauza miyala ya bauxite yokhala ndi calcined Al₂O₃ yoposa 48% ndi Fe₂O₃ yotsika.

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