石墨轉子是什么
石(shi)墨(mo)(mo)(mo)轉子是一(yi)種以石(shi)墨(mo)(mo)(mo)材(cai)料(liao)為(wei)(wei)核(he)心(xin)制成的(de)旋轉部件(jian),廣(guang)泛應(ying)用于高(gao)(gao)(gao)溫、腐蝕(shi)(shi)性(xing)(xing)(xing)(xing)或石(shi)墨(mo)(mo)(mo)轉子憑借其獨特(te)性(xing)(xing)(xing)(xing)能,已成為(wei)(wei)高(gao)(gao)(gao)溫、腐蝕(shi)(shi)工況下(xia)(xia)的(de)關鍵部件(jian),其應(ying)用深度(du)(du)和廣(guang)度(du)(du)將(jiang)持(chi)續拓展。特(te)殊(shu)工藝環境中(zhong)(zhong),其核(he)心(xin)特(te)性(xing)(xing)(xing)(xing)源于石(shi)墨(mo)(mo)(mo)的(de)獨特(te)物理和化學性(xing)(xing)(xing)(xing)質(zhi)。核(he)心(xin)材(cai)料(liao):石(shi)墨(mo)(mo)(mo)的(de)熔點高(gao)(gao)(gao)達約3650°C,在惰性(xing)(xing)(xing)(xing)氣(qi)氛中(zhong)(zhong)可長期(qi)穩(wen)定(ding)工作于2500°C以下(xia)(xia),短(duan)期(qi)甚至能承受3000°C以上高(gao)(gao)(gao)溫,遠超大多數金屬材(cai)料(liao)。在常溫下(xia)(xia),石(shi)墨(mo)(mo)(mo)對酸(suan)、堿及有(you)機溶(rong)劑具有(you)極強抗腐蝕(shi)(shi)性(xing)(xing)(xing)(xing);高(gao)(gao)(gao)溫下(xia)(xia)雖(sui)可能被(bei)強氧化性(xing)(xing)(xing)(xing)物質(zhi)(如濃硝(xiao)酸(suan)、濃硫酸(suan))侵蝕(shi)(shi),但在惰性(xing)(xing)(xing)(xing)或還原(yuan)性(xing)(xing)(xing)(xing)氣(qi)氛中(zhong)(zhong)(如氫氣(qi)、氬氣(qi))仍能保(bao)持(chi)穩(wen)定(ding)。

主要應(ying)用領域(yu)。鋼水攪(jiao)拌(ban)(ban):在(zai)連(lian)鑄過程中,石墨轉(zhuan)(zhuan)子(zi)高(gao)速旋(xuan)轉(zhuan)(zhuan)攪(jiao)拌(ban)(ban)鋼水,促進(jin)夾雜物(wu)上浮,提(ti)高(gao)鋼液(ye)純(chun)凈度(du)。真(zhen)空熔煉:作為(wei)真(zhen)空感應(ying)爐的攪(jiao)拌(ban)(ban)器(qi),均(jun)勻溫(wen)度(du)場(chang),防(fang)止局部過熱。反應(ying)釜攪(jiao)拌(ban)(ban):在(zai)腐蝕性介質(如酸、堿)中攪(jiao)拌(ban)(ban)反應(ying)物(wu),替代金屬轉(zhuan)(zhuan)子(zi)以避免(mian)腐蝕。高(gao)溫(wen)過濾(lv):作為(wei)多孔石墨轉(zhuan)(zhuan)子(zi),用于高(gao)溫(wen)氣體(ti)(ti)過濾(lv)或(huo)催化(hua)劑(ji)載體(ti)(ti)。晶體(ti)(ti)生(sheng)(sheng)長:在(zai)單(dan)晶硅、碳化(hua)硅等材料(liao)生(sheng)(sheng)長過程中,石墨轉(zhuan)(zhuan)子(zi)驅動(dong)坩堝旋(xuan)轉(zhuan)(zhuan),控制溫(wen)度(du)梯度(du),提(ti)高(gao)晶體(ti)(ti)質量。鋰電(dian)池材料(liao)生(sheng)(sheng)產:攪(jiao)拌(ban)(ban)正負極(ji)漿料(liao),防(fang)止顆粒沉降,確保均(jun)勻性。氫(qing)能制備:在(zai)電(dian)解(jie)水制氫(qing)中,作為(wei)電(dian)極(ji)或(huo)攪(jiao)拌(ban)(ban)器(qi),優化(hua)反應(ying)效率。火箭發動(dong)機(ji):作為(wei)燃燒室(shi)或(huo)噴(pen)管的耐高(gao)溫(wen)部件,承受極(ji)端熱負荷。