10KG懸浮爐坩鍋

10KG懸浮爐坩鍋

10KG懸(xuan)浮爐坩(gan)鍋(guo)線(xian)圈

ZGXF系列真空感應懸浮熔煉爐

真空懸浮熔煉爐是(shi)用(yong)(yong)水(shui)(shui)冷(leng)坩(gan)(gan)(gan)堝(guo)電(dian)磁感(gan)應(ying)真(zhen)空(kong)懸(xuan)浮(fu)熔(rong)(rong)(rong)(rong)煉(lian)(lian)方(fang)(fang)法(fa)，是(shi)在(zai)真(zhen)空(kong)條(tiao)件(jian)下將所熔(rong)(rong)(rong)(rong)煉(lian)(lian)的(de)(de)(de)(de)(de)金(jin)(jin)(jin)屬或(huo)非(fei)金(jin)(jin)(jin)屬固體(ti)爐(lu)料(liao)，置(zhi)于(yu)(yu)感(gan)應(ying)線(xian)圈所形(xing)成(cheng)的(de)(de)(de)(de)(de)高頻或(huo)中(zhong)(zhong)(zhong)頻交變(bian)電(dian)場(chang)(chang)(chang)中(zhong)(zhong)(zhong)，并(bing)利用(yong)(yong)通水(shui)(shui)冷(leng)卻(que)的(de)(de)(de)(de)(de)金(jin)(jin)(jin)屬坩(gan)(gan)(gan)堝(guo)作(zuo)為(wei)(wei)磁場(chang)(chang)(chang)的(de)(de)(de)(de)(de)“聚能(neng)器”，使(shi)能(neng)源磁場(chang)(chang)(chang)能(neng)量集中(zhong)(zhong)(zhong)于(yu)(yu)坩(gan)(gan)(gan)堝(guo)容(rong)積空(kong)間(jian)，進而在(zai)爐(lu)料(liao)的(de)(de)(de)(de)(de)表(biao)層附近形(xing)成(cheng)強大的(de)(de)(de)(de)(de)渦電(dian)流，一(yi)方(fang)(fang)面(mian)(mian)釋放出焦(jiao)耳(er)熱(re)使(shi)爐(lu)料(liao)溶(rong)化，另一(yi)方(fang)(fang)面(mian)(mian)形(xing)成(cheng)洛侖(lun)茲力場(chang)(chang)(chang)使(shi)熔(rong)(rong)(rong)(rong)體(ti)懸(xuan)浮(fu)(或(huo)半懸(xuan)浮(fu))和(he)攪拌。由(you)于(yu)(yu)磁懸(xuan)浮(fu)的(de)(de)(de)(de)(de)作(zuo)用(yong)(yong)，使(shi)熔(rong)(rong)(rong)(rong)體(ti)與坩(gan)(gan)(gan)堝(guo)內壁(bi)脫離接觸(chu)，這樣熔(rong)(rong)(rong)(rong)體(ti)與坩(gan)(gan)(gan)堝(guo)壁(bi)之(zhi)間(jian)的(de)(de)(de)(de)(de)散熱(re)行為(wei)(wei)由(you)傳(chuan)導散熱(re)改變(bian)為(wei)(wei)輻射散熱(re)，從(cong)而導致散熱(re)速度(du)聚減。使(shi)熔(rong)(rong)(rong)(rong)體(ti)可達到很(hen)高的(de)(de)(de)(de)(de)溫(wen)度(du)，(1700℃—2000℃)宜于(yu)(yu)熔(rong)(rong)(rong)(rong)煉(lian)(lian)高熔(rong)(rong)(rong)(rong)點金(jin)(jin)(jin)屬或(huo)其合(he)金(jin)(jin)(jin)。更重要的(de)(de)(de)(de)(de)方(fang)(fang)面(mian)(mian)是(shi)：熔(rong)(rong)(rong)(rong)煉(lian)(lian)時爐(lu)料(liao)的(de)(de)(de)(de)(de)懸(xuan)浮(fu)將有效防(fang)止(zhi)爐(lu)料(liao)與坩(gan)(gan)(gan)堝(guo)壁(bi)接觸(chu)所帶來的(de)(de)(de)(de)(de)污染。宜于(yu)(yu)獲(huo)得高純度(du)或(huo)極活潑的(de)(de)(de)(de)(de)金(jin)(jin)(jin)屬與非(fei)金(jin)(jin)(jin)屬材料(liao)。再者，水(shui)(shui)冷(leng)坩(gan)(gan)(gan)堝(guo)是(shi)通過感(gan)應(ying)線(xian)圈的(de)(de)(de)(de)(de)中(zhong)(zhong)(zhong)頻或(huo)高頻電(dian)流來控(kong)制(zhi)熔(rong)(rong)(rong)(rong)體(ti)的(de)(de)(de)(de)(de)升溫(wen)和(he)懸(xuan)浮(fu)，因(yin)而有可能(neng)實(shi)現很(hen)好的(de)(de)(de)(de)(de)控(kong)制(zhi)能(neng)力，同時感(gan)應(ying)加(jia)(jia)熱(re)方(fang)(fang)法(fa)本身就是(shi)一(yi)種非(fei)接觸(chu)的(de)(de)(de)(de)(de)加(jia)(jia)熱(re)方(fang)(fang)式(shi)，避免了用(yong)(yong)等離子束(shu)、電(dian)子束(shu)等加(jia)(jia)熱(re)方(fang)(fang)法(fa)給坩(gan)(gan)(gan)堝(guo)和(he)金(jin)(jin)(jin)屬溶(rong)液帶來的(de)(de)(de)(de)(de)沖擊與揮發。這方(fang)(fang)面(mian)(mian)水(shui)(shui)冷(leng)坩(gan)(gan)(gan)堝(guo)感(gan)應(ying)熔(rong)(rong)(rong)(rong)煉(lian)(lian)方(fang)(fang)法(fa)有著特殊的(de)(de)(de)(de)(de)意義(yi)。