碳棒(bang)就是石墨(mo)棒(bang)，常用(yong)(yong)于(yu)(yu)电(dian)(dian)解(jie)(jie)、冶(ye)炼(lian)等行业，也用(yong)(yong)于(yu)(yu)高(gao)(gao)(gao)温(wen)(wen)(wen)真空(kong)(kong)炉(lu)(lu)的电(dian)(dian)热(re)(re)体(ti)，最高(gao)(gao)(gao)使(shi)(shi)用(yong)(yong)温(wen)(wen)(wen)度(du)(du)可达3000℃，在高(gao)(gao)(gao)温(wen)(wen)(wen)下易于(yu)(yu)氧化(hua)，除真空(kong)(kong)外，只能在中(zhong)性(xing)(xing)(xing)气(qi)氛(fen)或还(hai)原性(xing)(xing)(xing)气(qi)氛(fen)中(zhong)使(shi)(shi)用(yong)(yong)。它的热(re)(re)膨胀系(xi)(xi)数(shu)较(jiao)(jiao)小(xiao)，热(re)(re)导(dao)(dao)率(lv)较(jiao)(jiao)大，电(dian)(dian)阻(zu)系(xi)(xi)数(shu)为(wei)（8~13）×10-6 Ω·m，加(jia)(jia)工(gong)(gong)性(xing)(xing)(xing)较(jiao)(jiao)SiC、MoSi2棒(bang)好，耐(nai)高(gao)(gao)(gao)温(wen)(wen)(wen)，耐(nai)极(ji)冷(leng)(leng)极(ji)热(re)(re)性(xing)(xing)(xing)好，价格碳棒(bang)就是石墨(mo)棒(bang)，常用(yong)(yong)于(yu)(yu)电(dian)(dian)解(jie)(jie)、冶(ye)炼(lian)等行业，也用(yong)(yong)于(yu)(yu)高(gao)(gao)(gao)温(wen)(wen)(wen)真空(kong)(kong)炉(lu)(lu)的电(dian)(dian)热(re)(re)体(ti)，最高(gao)(gao)(gao)使(shi)(shi)用(yong)(yong)温(wen)(wen)(wen)度(du)(du)可达3000℃，在高(gao)(gao)(gao)温(wen)(wen)(wen)下易于(yu)(yu)氧化(hua)，除真空(kong)(kong)外，只能在中(zhong)性(xing)(xing)(xing)气(qi)氛(fen)或还(hai)原性(xing)(xing)(xing)气(qi)氛(fen)中(zhong)使(shi)(shi)用(yong)(yong)。它的热(re)(re)膨胀系(xi)(xi)数(shu)较(jiao)(jiao)小(xiao)，热(re)(re)导(dao)(dao)率(lv)较(jiao)(jiao)大，电(dian)(dian)阻(zu)系(xi)(xi)数(shu)为(wei)（8~13）×10-6 Ω·m，加(jia)(jia)工(gong)(gong)性(xing)(xing)(xing)较(jiao)(jiao)SiC、MoSi2棒(bang)好，碳棒(bang)就是石墨(mo)棒(bang)，常用(yong)(yong)于(yu)(yu)电(dian)(dian)解(jie)(jie)、冶(ye)炼(lian)等行业，也用(yong)(yong)于(yu)(yu)高(gao)(gao)(gao)温(wen)(wen)(wen)真空(kong)(kong)炉(lu)(lu)的电(dian)(dian)热(re)(re)体(ti)，最高(gao)(gao)(gao)使(shi)(shi)用(yong)(yong)温(wen)(wen)(wen)度(du)(du)可达3000℃，在高(gao)(gao)(gao)温(wen)(wen)(wen)下易于(yu)(yu)氧化(hua)，除真空(kong)(kong)外，只能在中(zhong)性(xing)(xing)(xing)气(qi)氛(fen)或还(hai)原性(xing)(xing)(xing)气(qi)氛(fen)中(zhong)使(shi)(shi)用(yong)(yong)。它的热(re)(re)膨胀系(xi)(xi)数(shu)较(jiao)(jiao)小(xiao)，热(re)(re)导(dao)(dao)率(lv)较(jiao)(jiao)大，电(dian)(dian)阻(zu)系(xi)(xi)数(shu)为(wei)（8~13）×10-6 Ω·m，加(jia)(jia)工(gong)(gong)性(xing)(xing)(xing)较(jiao)(jiao)SiC、MoSi2棒(bang)好，耐(nai)高(gao)(gao)(gao)温(wen)(wen)(wen)，耐(nai)极(ji)冷(leng)(leng)极(ji)热(re)(re)性(xing)(xing)(xing)好，价格较(jiao)(jiao)便(bian)(bian)宜。耐(nai)高(gao)(gao)(gao)温(wen)(wen)(wen)，耐(nai)极(ji)冷(leng)(leng)极(ji)热(re)(re)性(xing)(xing)(xing)好，价格较(jiao)(jiao)便(bian)(bian)宜。较(jiao)(jiao)便(bian)(bian)宜。

碳(tan)(tan)棒(bang)(bang)的(de)(de)(de)用途有：焊(han)缝的(de)(de)(de)清(qing)(qing)根(gen)、背面开(kai)槽、清(qing)(qing)除(chu)(chu)焊(han)接缺陷、刨除(chu)(chu)构(gou)件上残(can)留的(de)(de)(de)临时焊(han)道和焊(han)疤、清(qing)(qing)除(chu)(chu)焊(han)缝的(de)(de)(de)余高(gao)、碳(tan)(tan)弧切割(ge)(ge)以(yi)及(ji)适(shi)合(he)(he)用于(yu)自动或手(shou)动型(xing)焊(han)枪，连(lian)续(xu)进给，可以(yi)减(jian)少使用时残(can)余的(de)(de)(de)碳(tan)(tan)棒(bang)(bang)损失，刨槽精(jing)度高(gao)、平(ping)滑均匀、稳定性(xing)好，效率高(gao)。碳(tan)(tan)棒(bang)(bang)为非(fei)金(jin)属制品(pin)，作为碳(tan)(tan)弧气刨切割(ge)(ge)工(gong)艺中的(de)(de)(de)一(yi)种必(bi)备的(de)(de)(de)焊(han)接前(qian)的(de)(de)(de)切割(ge)(ge)耗(hao)材，是(shi)由(you)碳(tan)(tan)、石(shi)墨(mo)加上适(shi)当的(de)(de)(de)粘(zhan)合(he)(he)剂，通过(guo)挤压成形(xing)，经2200℃焙烤旋段后镀一(yi)层(ceng)铜而制成，耐(nai)高(gao)温(wen)，导电性(xing)良好，不易断裂，适(shi)用于(yu)将(jiang)金(jin)属切割(ge)(ge)成符合(he)(he)要求的(de)(de)(de)形(xing)状。

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