Graphite electrode waxaa loola jeedaa coke batroolka, coke irbadda sida alaabta ceeriin, daamur dhuxul for adhesives, ka dib markii alaabta ceeriin calcined, shiidi jabay, qaso, cajiin, caaryada, calcination, impregnation, graphite iyo farsamaynta farsamada oo ka samaysan nooc ka mid ah caabbinta heerkulka sare ee graphite conductive wax, loo yaqaan graphite electrode dabiiciga ah si loo kala saaro garaafyada dabiiciga ah ee electrode ah (halkan si ay u kala soocaan graphite electrode dabiiciga ah). sida diyaarinta alaabta ceeriin ee electrode graphite dabiiciga ah. Marka loo eego tusmaheeda tayada, waxa loo qaybin karaa korantada graphite-ka caadiga ah, korantada graphite ee awooda sare iyo ultra-high power graphite electrode.
Electrode graphite awood sare ka samaysan yahay coke batroolka oo tayo sare leh (ama coke coke coke fasalka hoose), mararka qaarkood jidhka electrode u baahan yahay in la impregnation, ay sifooyinkiisa jireed iyo farsamada ka badan electrode graphite awood caadiga ah, sida resistivity hoose, jidaynayey cufnaanta hadda ka weyn.
Korantada garaafyada awoodda sare waxay u oggolaaneysaa isticmaalka cufnaanta hadda jirta ee 18 ~ 25A / cm2 graphite electrode, oo inta badan loo isticmaalo samaynta birta foornada awoodda sare leh.
Bir-samaynta foornada korontadu waa isticmaale weyn oo ah electrodes graphite. Wax-soo-saarka birta eAF ee Shiinaha waxa ay ka dhigan tahay 18% wax-soo-saarka birta cayriin, iyo korantada graphite ee loo isticmaalo samaynta birta waxay xisaabisaa 70% ~ 80% wadarta tirada korantada garaafyada. Bir-samaynta foornada korontada waa isticmaalka graphite electrode galay foornada hadda, isticmaalka darafyada korantada iyo kharashka u dhexeeya arc ay dhaliso isha kulaylka sarreeya si ay u dhalaaliso.
foornada -arc waxaa inta badan loo isticmaalaa in wax soo saarka fosfooraska huruud ah warshadaha iyo Silicon, iwm, ay sifo waa qaybta hoose ee electrode conductive lagu aasay in lagu soo oogo foornada, arc sameeyay gudahood lakabka wax, oo ay isticmaalaan kharashka foornada laftiisa ka caabbinta tamarta kulaylka si kululaynta kharashka foornada, mid ka mid ah cufnaanta sare ee hadda loo baahan yahay - foornada Arc waxay u baahan tahay graphite electrode 1 t sida wax soo saarka 0 electrode 0. kg, Qiyaastii 40kg of graphite electrode ayaa loo baahan yahay si loo soo saaro 1t fosfooraska jaalaha ah.
Foornada graphitization ee soo saarista alaabta graphite, foornada dhalaalka ee dhalada dhalada iyo foornada korontada ee soo saarista carbide silicon waxay ka tirsan tahay foornada iska caabinta. Waxyaabaha foornada ku jira waa labadaba caabbinta kuleylka iyo shayga kuleylka. Sida caadiga ah, korantada graphite conductive waxaa gundhig derbiga foornada dhamaadka foornada iska caabin ah, iyo graphite electrode waxaa loo isticmaalaa isticmaalka joogtada ah halkan.
Electrode graphite maran waxa kale oo loo istcimaalay farsamaynta crucible kala duwan, caaryada, doonta iyo jidhka kululaynta iyo alaabada kale ee garaafyada qaabaysan ee gaarka ah. Tusaale ahaan, warshadaha galaaska quartz, 10T ee graphite electrode billet ayaa loo baahan yahay 1T kasta oo soosaarka tuubada fiyuuska korontada; 100kg oo ah billet graphite electrode billet ayaa loo baahan yahay si loo soo saaro leben quartz 1t ah.
Laga bilaabo bilawga rubuca afraad ee 2016, iyada oo kor loo qaadayo siyaasadaha dib-u-habaynta saadka ee warshadaha birta iyo birta, burburinta birta sagxadda ayaa si lama filaan ah u noqotay mudnaanta ugu sareysa ee baabi'inta awoodda wax soo saarka ee dib u dhaca. On January 10, 2017, Agaasime ku xigeenka Guddiga Horumarinta iyo Dib-u-habaynta Qaranka ayaa sheegay in shirka Golaha 2017 ee CISA in dhammaan baararka sagxada waa in la saaro ka hor June 30, 2017. In 2017, Shiinaha ee wadarta awoodda eAF steel ahaa oo ku saabsan 120 million tons, kuwaas oo 86.6 million tons ahaayeen in wax soo saarka iyo 15 million. Dhamaadkii Oktoobar 2017, awoodda wax-soo-saarka eAF waxay ahayd qiyaastii 26.5 milyan tan, taas oo ku saabsan 30% dib loo bilaabay. Iyada oo ay saameynayso hoos u dhigista awoodda foornada soo noqnoqda ee dhexdhexaadka ah, birta foornada korontada ayaa si firfircoon loo bilaabay, faa'iidada dhaqaale ee foornada korontada ayaa caan ah. Birta foornada korontada waxay leedahay baahi wanaagsan oo loo qabo koronto sare iyo koronto graphite ah oo aad u sarreeya, iyo xamaasad iibsi oo sarreeya.
2017, qiimaha gudaha ee graphite electrode ayaa kor u kacay, iyo baahida dibadda ayaa kor u kacday. Suuqyada gudaha iyo dibaddaba waxay ku soo noqdeen barwaaqo. Shiinaha, sababtoo ah nadiifinta "birta sagxadda", kororka awoodda foornada korontada, xaddidaadda wax soo saarka ilaalinta deegaanka ee shirkadaha kaarboonka iyo arrimo kale, qiimaha korantada graphite ee gudaha ayaa cirka isku shareeray 2017, taas oo muujinaysa in suuqa graphite ee gudaha gudaha uu ku yar yahay. Isla mar ahaantaana, kobaca graphite ee Shiinaha ee kobaca elektiroonigga ah ayaa muujinaya in baahida elektiroonigga graphite ee dibedda ay tahay mid xooggan. Gudaha iyo dibaddaba waxay muujiyeen baahida xooggan ee electrodes graphite, warshadaha ayaa weli ku jira xaalad gaaban.
Sidaa darteed, soo jiidashada maalgashiga warshadaha korantada graphite ee awoodda sare ayaa weli ah mid xooggan.
Iyada oo horumarinta birta caalamiga ah iyo warshadaha birta, foornada arc koronto si tartiib tartiib ah si weyn, awood ultra-sare iyo computer si toos ah gacanta ku iyo dhinacyada kale ee horumarinta, isticmaalka tamarta sare foornada arc koronto waa sii kordhaya, kor u codsiga of electrode graphite awood sare.
Marka la barbar dhigo Maraykanka, Europe, Japan iyo dalalka kale ee horumaray iyo gobollada, Shiinaha ee warshadaha graphite elektrode awood sare bilaabay goor dambe, inta badan ku tiirsan soo dejinta at ugu horrayn, wax soo saarka ee electrode graphite awood sare waa ka fog baahida. Iyada oo ay horseeday horumarinta warshadaha birta iyo birta iyo horumarka tignoolajiyada, Shiinuhu wuxuu si tartiib tartiib ah u jebiyey keli-taliska tignoolajiyada ee waddamada shisheeye, awoodda wax-soo-saarka ee korantada graphite ee awoodda sare ayaa kor u kacday, tayada wax soo saarka ayaa sidoo kale si degdeg ah loo hagaajiyay. Waqtigan xaadirka ah, korantada graphite ee awoodda sare leh ee laga soo saaro Shiinaha waxay ku guulaysatay natiijooyin wanaagsan oo ku saabsan foornada koronto ee baaxadda weyn, iyo dhammaan tusmooyinka waxqabadka ee alaabtu waxay gaari karaan heerka hogaaminta caalamiga ah. Alaabta korontada sare ee Shiinaha ee graphite electrode ma aha oo kaliya inay bixiso suuqa gudaha, laakiin sidoo kale tiro badan oo dhoofin ah oo loo dhoofiyo wadamada shisheeye, baahida alaabooyinka la soo dhoofiyo waa yar tahay.
Horumarinta birta foornada ee awoodda sare leh waa isbeddel muhiim ah oo horumarinta warshadaha foornada korontada ku shaqeeya. In mustaqbalka, wax soo saarka ee steelmaking foornada korontada korontada sare kordhin doonaa, iyo ay baahida loo qabo graphite electrode awood sare ayaa sidoo kale kordhin doona, kor u qaadida wax soo saarka ee graphite electrode awood sare ee Shiinaha. Shirkadaha korantada graphite ee awoodda sare ee gudaha waxay kordhin karaan silsiladda warshadaha, waxay sameeyaan cilmi baaris iyo horumarinta alaabta ceeriin, waxayna dhisaan qalabka wax soo saarka, kaas oo si wax ku ool ah u yareeyn kara kharashka ganacsiga iyo hagaajinta faa'iidada hawlgalka ee ganacsiga.
Waqtiga boostada: Meey-31-2022