真空(kong)速(su)(su)凝爐(lu)的(de)工(gong)作(zuo)原理(li)　　真空(kong)速(su)(su)凝爐(lu)是一種通(tong)(tong)(tong)過(guo)真空(kong)環境下(xia)高溫熔(rong)(rong)(rong)(rong)煉(lian)和(he)迅速(su)(su)冷卻(que)(que)的(de)方法(fa)，制(zhi)備(bei)(bei)金(jin)(jin)屬(shu)(shu)(shu)材(cai)料(liao)的(de)設(she)備(bei)(bei)。其工(gong)作(zuo)原理(li)如(ru)下(xia)：　　1.熔(rong)(rong)(rong)(rong)化(hua)：將所(suo)需的(de)金(jin)(jin)屬(shu)(shu)(shu)或(huo)合金(jin)(jin)材(cai)料(liao)加(jia)(jia)工(gong)成(cheng)(cheng)小(xiao)塊(kuai)或(huo)粉末，并(bing)(bing)在(zai)容器中加(jia)(jia)入適量(liang)的(de)熔(rong)(rong)(rong)(rong)劑。將容器放入真空(kong)速(su)(su)凝爐(lu)中，通(tong)(tong)(tong)過(guo)電(dian)加(jia)(jia)熱器或(huo)感(gan)應(ying)線圈(quan)等設(she)備(bei)(bei)對容器內(nei)(nei)的(de)金(jin)(jin)屬(shu)(shu)(shu)進行加(jia)(jia)熱，使其熔(rong)(rong)(rong)(rong)化(hua)并(bing)(bing)與熔(rong)(rong)(rong)(rong)劑混合均勻。　　2.速(su)(su)凝：當金(jin)(jin)屬(shu)(shu)(shu)熔(rong)(rong)(rong)(rong)體達(da)到設(she)計(ji)溫度時，打開高壓慣性(xing)(xing)(xing)氣體噴嘴，將高壓慣性(xing)(xing)(xing)氣體噴向熔(rong)(rong)(rong)(rong)體表面，使其迅速(su)(su)冷卻(que)(que)，形(xing)成(cheng)(cheng)細小(xiao)的(de)晶粒(li)和(he)非(fei)晶態結構。速(su)(su)凝過(guo)程通(tong)(tong)(tong)常(chang)在(zai)幾毫秒內(nei)(nei)完成(cheng)(cheng)。　　3.微(wei)觀(guan)結構調(diao)控：由于速(su)(su)凝的(de)快速(su)(su)冷卻(que)(que)，生成(cheng)(cheng)的(de)晶粒(li)尺寸通(tong)(tong)(tong)常(chang)為納米級別(bie)，可(ke)以(yi)改(gai)變材(cai)料(liao)的(de)微(wei)觀(guan)結構和(he)性(xing)(xing)(xing)能。通(tong)(tong)(tong)過(guo)微(wei)觀(guan)結構調(diao)控，可(ke)以(yi)制(zhi)備(bei)(bei)出具有優異性(xing)(xing)(xing)能的(de)金(jin)(jin)屬(shu)(shu)(shu)材(cai)料(liao)，例如(ru)高強度、高韌性(xing)(xing)(xing)、高塑(su)性(xing)(xing)(xing)等。　　總之，真空(kong)速(su)(su)凝爐(lu)的(de)工(gong)作(zuo)原理(li)是通(tong)(tong)(tong)過(guo)高溫熔(rong)(rong)(rong)(rong)化(hua)和(he)迅速(su)(su)冷卻(que)(que)，制(zhi)備(bei)(bei)出具有特殊微(wei)觀(guan)結構和(he)性(xing)(xing)(xing)能的(de)金(jin)(jin)屬(shu)(shu)(shu)材(cai)料(liao)。在(zai)使用(yong)前(qian)，應(ying)該了(le)解設(she)備(bei)(bei)的(de)操(cao)作(zuo)方法(fa)和(he)作(zuo)用(yong)原理(li)，并(bing)(bing)根據具體材(cai)料(liao)和(he)工(gong)藝(yi)要求(qiu)選擇合適的(de)設(she)備(bei)(bei)和(he)加(jia)(jia)工(gong)工(gong)藝(yi)。

　　真空(kong)(kong)燒結爐是一種間(jian)歇式工(gong)業(ye)加(jia)熱(re)(re)(re)爐設(she)備，用于硬質合(he)(he)金(jin)、粉(fen)(fen)沫(mo)冶金(jin)行業(ye)，對于生產各(ge)種粒度(du)金(jin)屬粉(fen)(fen)沫(mo)及復(fu)合(he)(he)金(jin)屬粉(fen)(fen)沫(mo)作用十分明(ming)(ming)顯。 　　該工(gong)業(ye)爐擁有2300℃超高溫(wen)(wen)爐體，并且真空(kong)(kong)燒結爐還可以(yi)滿足各(ge)種顆粒料(liao)WC粉(fen)(fen)和復(fu)合(he)(he)料(liao)碳化(hua)(hua)(hua)加(jia)熱(re)(re)(re)工(gong)藝的(de)(de)需求。 　　采用數顯化(hua)(hua)(hua)可編程(cheng)控溫(wen)(wen)系統(tong)，真空(kong)(kong)燒結爐的(de)(de)測溫(wen)(wen)控溫(wen)(wen)過程(cheng)全(quan)部由全(quan)自動(dong)高精度(du)完成(cheng)，系統(tong)可貯存(cun)共400段不(bu)同(tong)的(de)(de)工(gong)藝加(jia)熱(re)(re)(re)曲線，并根據溫(wen)(wen)度(du)曲線加(jia)熱(re)(re)(re)。 　　此類高溫(wen)(wen)熱(re)(re)(re)處理爐采用的(de)(de)系統(tong)能明(ming)(ming)顯改善碳化(hua)(hua)(hua)質量(liang)，具有反應(ying)完全(quan)、粒度(du)均勻、化(hua)(hua)(hua)合(he)(he)含(han)碳量(liang)高、游離(li)含(han)碳量(liang)低(di)、使用壽命長、產量(liang)高的(de)(de)優(you)點。