鎂鈣砂

 可用(yong)天然(ran)礦(kuang)(kuang)藏質(zhi)料(liao)(liao)(liao)(liao)(liao)本身之(zhi)間的檔次(ci)不同(tong)配(pei)(pei)料(liao)(liao)(liao)(liao)(liao)組(zu)(zu)(zu)成(cheng)(cheng)，如(ru)莫來石(shi)(shi)，也可不同(tong)天然(ran)礦(kuang)(kuang)藏質(zhi)料(liao)(liao)(liao)(liao)(liao)配(pei)(pei)料(liao)(liao)(liao)(liao)(liao)組(zu)(zu)(zu)成(cheng)(cheng)，如(ru)用(yong)高鋁(lv)礬(fan)土與鋯(gao)英(ying)石(shi)(shi)精礦(kuang)(kuang)組(zu)(zu)(zu)成(cheng)(cheng)鋯(gao)莫來石(shi)(shi);高鋁(lv)礬(fan)土與菱(ling)(ling)鎂(mei)(mei)礦(kuang)(kuang)組(zu)(zu)(zu)成(cheng)(cheng)鋁(lv)鎂(mei)(mei)尖晶石(shi)(shi);菱(ling)(ling)鎂(mei)(mei)礦(kuang)(kuang)與白云石(shi)(shi)組(zu)(zu)(zu)成(cheng)(cheng)鎂(mei)(mei)鈣砂(sha);用(yong)高鈣菱(ling)(ling)鎂(mei)(mei)礦(kuang)(kuang)與鐵精礦(kuang)(kuang)配(pei)(pei)料(liao)(liao)(liao)(liao)(liao)組(zu)(zu)(zu)成(cheng)(cheng)鎂(mei)(mei)鐵鈣砂(sha);菱(ling)(ling)鎂(mei)(mei)礦(kuang)(kuang)與鋯(gao)英(ying)石(shi)(shi)組(zu)(zu)(zu)成(cheng)(cheng)鎂(mei)(mei)鋯(gao)砂(sha);葉(xie)蠟石(shi)(shi)與滑(hua)石(shi)(shi)組(zu)(zu)(zu)成(cheng)(cheng)堇青石(shi)(shi);用(yong)菱(ling)(ling)鎂(mei)(mei)礦(kuang)(kuang)與二級高鋁(lv)礬(fan)土熟料(liao)(liao)(liao)(liao)(liao)配(pei)(pei)料(liao)(liao)(liao)(liao)(liao)，焦(jiao)炭(tan)作為(wei)還原(yuan)劑，通過(guo)碳熱還原(yuan)氮化組(zu)(zu)(zu)成(cheng)(cheng)Sialon—尖晶石(shi)(shi)復相資料(liao)(liao)(liao)(liao)(liao);藍晶石(shi)(shi)與石(shi)(shi)墨配(pei)(pei)料(liao)(liao)(liao)(liao)(liao)，原(yuan)位組(zu)(zu)(zu)成(cheng)(cheng)AlN—SiC復相資料(liao)(liao)(liao)(liao)(liao)等。

所謂組成(cheng)(cheng)耐(nai)火質料(liao)(liao)，就(jiu)是將兩(liang)種(zhong)或兩(liang)種(zhong)以(yi)上的天然礦藏質料(liao)(liao)或化工(gong)質料(liao)(liao)或廢(fei)棄(qi)物，通(tong)過配料(liao)(liao)、粉碎，磨(mo)細(xi)，混合(he)，成(cheng)(cheng)型，煅燒或電熔(rong)等工(gong)藝進程，合(he)成(cheng)(cheng)鎂鐵鈣(gai)砂制取必定化學(xue)礦藏組成(cheng)(cheng)和物理性能(neng)的耐(nai)火質料(liao)(liao)。組成(cheng)(cheng)耐(nai)火質料(liao)(liao)的品種(zhong)繁(fan)復(fu)，組成(cheng)(cheng)辦法多種(zhong)多樣，大體簡略介紹：

 純化(hua)(hua)(hua)工(gong)質(zhi)料(liao)之間組(zu)成(cheng)(cheng)(cheng)耐火質(zhi)料(liao)，如用工(gong)業(ye)氧(yang)化(hua)(hua)(hua)鋁(lv)(lv)(lv)(lv)(lv)與鈦白粉(fen)組(zu)成(cheng)(cheng)(cheng)鈦酸鋁(lv)(lv)(lv)(lv)(lv);鋁(lv)(lv)(lv)(lv)(lv)粉(fen)與氮氣化(hua)(hua)(hua)合組(zu)成(cheng)(cheng)(cheng)AIN(氮化(hua)(hua)(hua)鋁(lv)(lv)(lv)(lv)(lv));工(gong)業(ye)氧(yang)化(hua)(hua)(hua)鋁(lv)(lv)(lv)(lv)(lv)與高純超細的氮化(hua)(hua)(hua)鋁(lv)(lv)(lv)(lv)(lv)粉(fen)組(zu)成(cheng)(cheng)(cheng)Alon(阿(a)隆);用輕質(zhi)碳酸鈣與工(gong)業(ye)氧(yang)化(hua)(hua)(hua)鋁(lv)(lv)(lv)(lv)(lv)，按CA6的CaO與Al?O?的化(hua)(hua)(hua)學計量(liang)比例配料(liao)，組(zu)成(cheng)(cheng)(cheng)六鋁(lv)(lv)(lv)(lv)(lv)酸鈣;用鈦白粉(fen)和金(jin)屬(shu)鋁(lv)(lv)(lv)(lv)(lv)粉(fen)在(zai)流動氨(an)氣效果下，原位生成(cheng)(cheng)(cheng)Al?O?-TiN復相資(zi)料(liao)等(deng)。

所謂(wei)組(zu)成(cheng)耐(nai)火(huo)質(zhi)料(liao)，就是將(jiang)兩種(zhong)或兩種(zhong)以上的(de)天(tian)然礦藏質(zhi)料(liao)或化(hua)工質(zhi)料(liao)或廢棄物(wu)，通(tong)過配料(liao)、粉(fen)碎，磨細，混合，成(cheng)型，煅燒或電熔等工藝(yi)進程，合成(cheng)鎂鐵鈣砂制取必(bi)定化(hua)學礦藏組(zu)成(cheng)和物(wu)理性能(neng)的(de)耐(nai)火(huo)質(zhi)料(liao)。