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加热炉、保温炉用石墨电极消耗的五种因素

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加热炉、保温炉用石墨电极消耗的五种因素

发布日期:2020-03-17 作者:威光HF 点击:


    电极是加热炉和保温炉供电短网的最后一部分,通过石墨电极的末端产生强烈的电弧熔化炉料和加热炉渣,即电极是把电能转化为热能的中心枢纽,电极工作时要受到高温,炉气氧化以及塌料撞击等作用,尤其是两根电极连接处,要比其它地方电阻大、导电系数低,易脱扣、氧化、脱落、折断,因而造成电极的极大消耗,而且延长了冶炼时间,降低了生产率。 石墨电极消耗来源于以下5种因素:氧化,升华,溶解,剥落,折断 

(1)氧化 

北京11选5ZAIWENDUCHAOGUO400℃SHI,YANGQIJINENGSHENRUSHIMOBIAOMIANFASHENGYANGHUA。ZAIWENDUCHAOGUO550℃~600℃SHIYANGHUAJIAJU。YANGHUASULVDUIDIANJIFUJINDEYANGNONGDUHEQILIUSUDUJIAOMINGAN。DIANLUZAIZHENGCHANGZUOYEXIA,YANGHUAXIAOHAOLVYUEZHANZONGCHUNXIAOHAODE50%-60%(CHUZHEDUANXIAOHAOWAI),ZHUYAOSHOUGAOWENQILIUDEYINGXIANGZUIDA。 

(2)升华 

SHIMOZAIGAOWENXIAYIYUSHENGHUA,ZAIZHENGCHANGZUOYEXIA,SHENGHUAXIAOHAOLVKEDAZONGDIANJIXIAOHAODE40%(CHUZHEDUANXIAOHAOWAI),GUODUDEDIANLIUJIANGDAOZHISHENGHUAXIAOHAOSHANGSHENG。JIANSHAODIANJISHENGHUAXIAOHAODECUOSHI:BIMIANGUODUODESHIYONGQIANGDIANLIU。 

(3)熔解 

SHIMOZAIYETAIZHAZHONGYIYURONGHUA,YINCIDUANDIANHUZUOYEHUOJINZIZUOYEJIANGYINQIDIANJIXIAOHAODEZENGGAO,ZAIZHACENGJIAOHOUSHI,DIANJIDUANHEZHAYEXIANGJIECHUERBEIBUFENRONGJIE。 

(4)剥落 

DIANJIBOLUOSHIYOUYUWENDUCHAYINQIDEREYINGBIANERZAOCHENGDE。SHENGCHANZUOYEZHONG,DIANJIDUANBUWANGWANGJUBUXINGDICHUYUGAOWEN,YOUCICHANSHENGREWANQUERDAOZHILEBOLUOXIANXIANG。 

YIBANDI,GUODUDEQIANGDIANLIUHEDUANDIANHUZUOYEHUIYINQIDIANJIDEBOLUO。YINCI,JIANSHAODIANJIBOLUOXIAOHAO,ZHANGDIANHUYOUYUDUANDIANHU。 

(5)折断 

北京11选5  DIANJIZHEDUANTONGCHANGZAIDIANJIZHUDEZUIGAOJIETOUHUOJIETOUZUOCHUDUANLIE,YINQIDIANJIDUANLIEDEYUANYINRUXIA: 

北京11选5LUGAIWEIZHIBUZHENG,DIANJIKONGBUDUIZHONG; 

DIANJISHENGJIANGXITONGGUZHANGHUOSHIGU; 

北京11选5BUTONGCHANGJIACHANPINHUNYONG;JIANSHAODIANJIZHEDUANDECUOSHI: 

BAOCHILUGAIZAIZHENGQUEWEIZHI,MEICIZAISONGDIANQIANYAOQUERENDIANJIKONGDUIZHONG; 

北京11选5GAOHAOSHEBEIWEIHU,BAOZHENGDIANJISHENGJIANGXITONGZHENGCHANG,JIANSHAOSHIGU; 

北京11选5ZHENGQUESHIYONGDIANJI,JIAQIANGDIANJIWEIHU。 

TONGCHANGMEIGEYUEDIANLUKENENGYUDAOYUE10CIDIANJIZHEDUAN,ZAIZONGDIANJIXIAOHAOZHONGZHAN10%。RUODUANDIANJIBEIHUISHOUJIAGONGSHIYONG,ZEXIAOHAOBILIJIANGDIDAO3%。 

   JINGGUOFENXIKEZHI,ZAISHENGCHANKUANGZHAMIANDEJIARELUJIBAOWENLUZHONG,SHIMODIANJIYANGHUASHIZHUYAODEYINSU,LINGWAIJINGGUODUISHANDONGMOUTIECHANGDEKUANGZHAMIANSHENGCHANXIANDEKAOCHA,FAXIANJINZAIREDIAOGUOCHENGZHONG,DIANJIDEWAIXINGBUFENYIJINGFASHENGLEHENDADEBIANHUA,RUTU1,SUOYIZHANGSHOUDIANJIDUIKUANGZHAMIANCHANGHEGANGTIECHANGYULAIYUZHONGYAO。 





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