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一(yi)(yi)種(zhong)用(yong)于(yu)(yu)防止(zhi)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)(mo)(mo)(mo)(mo)材(cai)(cai)(cai)料(liao)(liao)的(de)(de)(de)(de)(de)(de)(de)氧(yang)(yang)(yang)(yang)(yang)化(hua)(hua)(hua)方(fang)(fang)法 石(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)(mo)(mo)(mo)(mo)進行模(mo)(mo)(mo)(mo)(mo)(mo)具(ju)(ju)(ju)抗(kang)(kang)(kang)氧(yang)(yang)(yang)(yang)(yang)化(hua)(hua)(hua)劑(ji)為(wei)油(you)狀液體。石(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)(mo)(mo)(mo)(mo)棒(bang)(bang)常用(yong)于(yu)(yu)高(gao)溫(wen)(wen)(wen)真空(kong)爐(lu)的(de)(de)(de)(de)(de)(de)(de)電(dian)(dian)熱(re)(re)體，最高(gao)使(shi)用(yong)溫(wen)(wen)(wen)度(du)可(ke)(ke)達3000℃，在(zai)高(gao)溫(wen)(wen)(wen)下(xia)易于(yu)(yu)氧(yang)(yang)(yang)(yang)(yang)化(hua)(hua)(hua)，除真空(kong)外，只能(neng)(neng)在(zai)中(zhong)性(xing)(xing)氣(qi)(qi)(qi)(qi)氛(fen)或(huo)還原(yuan)(yuan)性(xing)(xing)氣(qi)(qi)(qi)(qi)氛(fen)中(zhong)使(shi)用(yong)。它的(de)(de)(de)(de)(de)(de)(de)熱(re)(re)膨脹系(xi)數(shu)較(jiao)小，熱(re)(re)導(dao)率(lv)較(jiao)大，電(dian)(dian)阻系(xi)數(shu)為(wei)（8~13）×10-6 Ω·m，加工(gong)性(xing)(xing)較(jiao)SiC、MoSi2棒(bang)(bang)好，耐(nai)高(gao)溫(wen)(wen)(wen)，耐(nai)極冷極熱(re)(re)性(xing)(xing)好，價(jia)格較(jiao)便宜。石(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)(mo)(mo)(mo)(mo)電(dian)(dian)極主要(yao)(yao)以(yi)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)油(you)焦(jiao)(jiao)、針狀焦(jiao)(jiao)為(wei)原(yuan)(yuan)料(liao)(liao)，煤瀝青(qing)作(zuo)結(jie)(jie)(jie)合劑(ji)，經(jing)煅燒(shao)、配料(liao)(liao)、混捏、壓型(xing)、焙燒(shao)、石(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)(mo)(mo)(mo)(mo)化(hua)(hua)(hua)、機(ji)加工(gong)而(er)(er)制(zhi)成(cheng)，是在(zai)電(dian)(dian)弧爐(lu)中(zhong)以(yi)電(dian)(dian)弧形式釋放電(dian)(dian)能(neng)(neng)對(dui)爐(lu)料(liao)(liao)進行加熱(re)(re)熔化(hua)(hua)(hua)的(de)(de)(de)(de)(de)(de)(de)導(dao)體，根(gen)據其(qi)(qi)質(zhi)量(liang)指(zhi)標高(gao)低，可(ke)(ke)分(fen)為(wei)普通(tong)功(gong)率(lv)、高(gao)功(gong)率(lv)和超高(gao)功(gong)率(lv)。石(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)(mo)(mo)(mo)(mo)電(dian)(dian)極主要(yao)(yao)包(bao)括(kuo)普通(tong)功(gong)率(lv)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)(mo)(mo)(mo)(mo)電(dian)(dian)極、抗(kang)(kang)(kang)氧(yang)(yang)(yang)(yang)(yang)化(hua)(hua)(hua)涂(tu)層石(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)(mo)(mo)(mo)(mo)電(dian)(dian)極、高(gao)功(gong)率(lv)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)(mo)(mo)(mo)(mo)電(dian)(dian)極以(yi)及(ji)超高(gao)功(gong)率(lv)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)(mo)(mo)(mo)(mo)電(dian)(dian)極四類。石(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)(mo)(mo)(mo)(mo)塊一(yi)(yi)種(zhong)人(ren)(ren)造石(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)(mo)(mo)(mo)(mo)，而(er)(er)人(ren)(ren)造石(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)(mo)(mo)(mo)(mo)是焦(jiao)(jiao)類產(chan)(chan)品(pin)(pin)人(ren)(ren)工(gong)加熱(re)(re)等工(gong)藝制(zhi)成(cheng)的(de)(de)(de)(de)(de)(de)(de)。一(yi)(yi)般如果提純做(zuo)高(gao)純，或(huo)者做(zuo)碳纖維的(de)(de)(de)(de)(de)(de)(de)話附加值(zhi)就高(gao)了(le)(le)。其(qi)(qi)有效(xiao)(xiao)成(cheng)分(fen)為(wei)具(ju)(ju)(ju)有耐(nai)高(gao)溫(wen)(wen)(wen)的(de)(de)(de)(de)(de)(de)(de)納米(mi)結(jie)(jie)(jie)構陶瓷材(cai)(cai)(cai)料(liao)(liao)微粒(li)。在(zai)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)(mo)(mo)(mo)(mo)模(mo)(mo)(mo)(mo)(mo)(mo)具(ju)(ju)(ju)的(de)(de)(de)(de)(de)(de)(de)使(shi)用(yong)不同溫(wen)(wen)(wen)度(du)1300℃以(yi)內(nei)的(de)(de)(de)(de)(de)(de)(de)氧(yang)(yang)(yang)(yang)(yang)化(hua)(hua)(hua)技術環境中(zhong)，其(qi)(qi)抗(kang)(kang)(kang)氧(yang)(yang)(yang)(yang)(yang)化(hua)(hua)(hua)作(zuo)用(yong)效(xiao)(xiao)果可(ke)(ke)以(yi)超越(yue)。 各種(zhong)產(chan)(chan)品(pin)(pin)型(xing)號的(de)(de)(de)(de)(de)(de)(de)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)(mo)(mo)(mo)(mo)模(mo)(mo)(mo)(mo)(mo)(mo)具(ju)(ju)(ju)企業經(jing)過研究石(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)(mo)(mo)(mo)(mo)模(mo)(mo)(mo)(mo)(mo)(mo)具(ju)(ju)(ju)抗(kang)(kang)(kang)氧(yang)(yang)(yang)(yang)(yang)化(hua)(hua)(hua)保(bao)護劑(ji)浸漬(zi)方(fang)(fang)法處(chu)理(li)后(hou)，其(qi)(qi)液體能(neng)(neng)滲入到石(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)(mo)(mo)(mo)(mo)模(mo)(mo)(mo)(mo)(mo)(mo)具(ju)(ju)(ju)的(de)(de)(de)(de)(de)(de)(de)氣(qi)(qi)(qi)(qi)孔中(zhong)，在(zai)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)(mo)(mo)(mo)(mo)模(mo)(mo)(mo)(mo)(mo)(mo)具(ju)(ju)(ju)氣(qi)(qi)(qi)(qi)孔及(ji)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)(mo)(mo)(mo)(mo)模(mo)(mo)(mo)(mo)(mo)(mo)具(ju)(ju)(ju)加工(gong)表面沒有形成(cheng)學生一(yi)(yi)層0.02mm左右的(de)(de)(de)(de)(de)(de)(de)的(de)(de)(de)(de)(de)(de)(de)抗(kang)(kang)(kang)氧(yang)(yang)(yang)(yang)(yang)化(hua)(hua)(hua)保(bao)護膜(mo)。正是這層保(bao)護膜(mo)能(neng)(neng)有效(xiao)(xiao)的(de)(de)(de)(de)(de)(de)(de)隔(ge)絕空(kong)氣(qi)(qi)(qi)(qi)質(zhi)量(liang)直接與(yu)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)(mo)(mo)(mo)(mo)模(mo)(mo)(mo)(mo)(mo)(mo)具(ju)(ju)(ju)工(gong)作(zuo)接觸(chu)而(er)(er)發生化(hua)(hua)(hua)學氧(yang)(yang)(yang)(yang)(yang)化(hua)(hua)(hua)系(xi)統(tong)反應。從而(er)(er)能(neng)(neng)有效(xiao)(xiao)的(de)(de)(de)(de)(de)(de)(de)抵(di)抗(kang)(kang)(kang)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)(mo)(mo)(mo)(mo)模(mo)(mo)(mo)(mo)(mo)(mo)具(ju)(ju)(ju)的(de)(de)(de)(de)(de)(de)(de)氧(yang)(yang)(yang)(yang)(yang)化(hua)(hua)(hua)，延長我(wo)國石(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)(mo)(mo)(mo)(mo)模(mo)(mo)(mo)(mo)(mo)(mo)具(ju)(ju)(ju)的(de)(de)(de)(de)(de)(de)(de)使(shi)用(yong)網(wang)絡壽命90%左右。石(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)(mo)(mo)(mo)(mo)模(mo)(mo)(mo)(mo)(mo)(mo)具(ju)(ju)(ju)的(de)(de)(de)(de)(de)(de)(de)抗(kang)(kang)(kang)氧(yang)(yang)(yang)(yang)(yang)化(hua)(hua)(hua)保(bao)護劑(ji)，隔(ge)斷氧(yang)(yang)(yang)(yang)(yang)氣(qi)(qi)(qi)(qi)與(yu)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)(mo)(mo)(mo)(mo)模(mo)(mo)(mo)(mo)(mo)(mo)具(ju)(ju)(ju)的(de)(de)(de)(de)(de)(de)(de)氧(yang)(yang)(yang)(yang)(yang)化(hua)(hua)(hua)行為(wei)反應，延緩細胞氧(yang)(yang)(yang)(yang)(yang)化(hua)(hua)(hua)過程中(zhong)速度(du)。提高(gao)中(zhong)國石(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)(mo)(mo)(mo)(mo)模(mo)(mo)(mo)(mo)(mo)(mo)具(ju)(ju)(ju)的(de)(de)(de)(de)(de)(de)(de)使(shi)用(yong)一(yi)(yi)個周期。 防止(zhi)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)(mo)(mo)(mo)(mo)材(cai)(cai)(cai)料(liao)(liao)氧(yang)(yang)(yang)(yang)(yang)化(hua)(hua)(hua)的(de)(de)(de)(de)(de)(de)(de)最重(zhong)要(yao)(yao)措(cuo)施之一(yi)(yi)是減少石(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)(mo)(mo)(mo)(mo)材(cai)(cai)(cai)料(liao)(liao)與(yu)氧(yang)(yang)(yang)(yang)(yang)的(de)(de)(de)(de)(de)(de)(de)接觸(chu)面積，基本上用(yong)抗(kang)(kang)(kang)氧(yang)(yang)(yang)(yang)(yang)化(hua)(hua)(hua)物質(zhi)覆蓋石(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)(mo)(mo)(mo)(mo)材(cai)(cai)(cai)料(liao)(liao)的(de)(de)(de)(de)(de)(de)(de)孔隙或(huo)活性(xing)(xing)中(zhong)心，使(shi)其(qi)(qi)表面不直接暴(bao)露在(zai)空(kong)氣(qi)(qi)(qi)(qi)中(zhong)。 目前，石(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)(mo)(mo)(mo)(mo)材(cai)(cai)(cai)料(liao)(liao)的(de)(de)(de)(de)(de)(de)(de)抗(kang)(kang)(kang)氧(yang)(yang)(yang)(yang)(yang)化(hua)(hua)(hua)性(xing)(xing)可(ke)(ke)分(fen)為(wei)三(san)種(zhong)：一(yi)(yi)是表面涂(tu)層_；二是氣(qi)(qi)(qi)(qi)相沉積_1l_；三(san)是浸漬(zi)法設(she)備簡(jian)單，操(cao)作(zuo)方(fang)(fang)便，效(xiao)(xiao)果顯(xian)著，經(jing)濟(ji)性(xing)(xing)好.. 石(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)(mo)(mo)(mo)(mo)材(cai)(cai)(cai)料(liao)(liao)集耐(nai)熱(re)(re)性(xing)(xing)、導(dao)電(dian)(dian)性(xing)(xing)和耐(nai)蝕性(xing)(xing)于(yu)(yu)一(yi)(yi)體，是冶(ye)金(jin)、電(dian)(dian)子、原(yuan)(yuan)子能(neng)(neng)和航空(kong)航天工(gong)業中(zhong)的(de)(de)(de)(de)(de)(de)(de)重(zhong)要(yao)(yao)導(dao)電(dian)(dian)材(cai)(cai)(cai)料(liao)(liao)和結(jie)(jie)(jie)構材(cai)(cai)(cai)料(liao)(liao)，可(ke)(ke)用(yong)于(yu)(yu)制(zhi)造石(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)(mo)(mo)(mo)(mo)電(dian)(dian)極、電(dian)(dian)解陽極、鑄造模(mo)(mo)(mo)(mo)(mo)(mo)具(ju)(ju)(ju)、高(gao)溫(wen)(wen)(wen)軸承箱高(gao)溫(wen)(wen)(wen)密封材(cai)(cai)(cai)料(liao)(liao)等。 但在(zai)高(gao)溫(wen)(wen)(wen)下(xia)容(rong)易氧(yang)(yang)(yang)(yang)(yang)化(hua)(hua)(hua)。 石(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)(mo)(mo)(mo)(mo)的(de)(de)(de)(de)(de)(de)(de)氧(yang)(yang)(yang)(yang)(yang)化(hua)(hua)(hua)始于(yu)(yu)450 °c，750 °c 以(yi)后(hou)迅速增加，因此研究石(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)(mo)(mo)(mo)(mo)材(cai)(cai)(cai)料(liao)(liao)的(de)(de)(de)(de)(de)(de)(de)氧(yang)(yang)(yang)(yang)(yang)化(hua)(hua)(hua)具(ju)(ju)(ju)有重(zhong)要(yao)(yao)意(yi)義。 為(wei)了(le)(le)降低石(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)(mo)(mo)(mo)(mo)材(cai)(cai)(cai)料(liao)(liao)的(de)(de)(de)(de)(de)(de)(de)氧(yang)(yang)(yang)(yang)(yang)化(hua)(hua)(hua)消(xiao)耗，國內(nei)外許多(duo)科學家(jia)進行了(le)(le)抗(kang)(kang)(kang)氧(yang)(yang)(yang)(yang)(yang)化(hua)(hua)(hua)、添加涂(tu)料(liao)(liao)、改變原(yuan)(yuan)料(liao)(liao)配比等方(fang)(fang)面的(de)(de)(de)(de)(de)(de)(de)研究工(gong)作(zuo)，并取得了(le)(le)許多(duo)成(cheng)果，通(tong)過浸漬(zi)和噴涂(tu)在(zai)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)(mo)(mo)(mo)(mo)表面形成(cheng)了(le)(le)一(yi)(yi)層保(bao)護層，防止(zhi)了(le)(le)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)(mo)(mo)(mo)(mo)與(yu)氧(yang)(yang)(yang)(yang)(yang)的(de)(de)(de)(de)(de)(de)(de)高(gao)溫(wen)(wen)(wen)反應。 報價(jia)