鎂鈣砂

 可用天然(ran)礦(kuang)(kuang)藏(zang)質料(liao)本(ben)身(shen)之(zhi)間的(de)檔次不(bu)同配(pei)(pei)料(liao)組(zu)成(cheng)(cheng)(cheng)(cheng)，如莫來(lai)石(shi)(shi)(shi)，也可不(bu)同天然(ran)礦(kuang)(kuang)藏(zang)質料(liao)配(pei)(pei)料(liao)組(zu)成(cheng)(cheng)(cheng)(cheng)，如用高(gao)(gao)鋁(lv)礬土與(yu)(yu)(yu)鋯英石(shi)(shi)(shi)精礦(kuang)(kuang)組(zu)成(cheng)(cheng)(cheng)(cheng)鋯莫來(lai)石(shi)(shi)(shi);高(gao)(gao)鋁(lv)礬土與(yu)(yu)(yu)菱鎂礦(kuang)(kuang)組(zu)成(cheng)(cheng)(cheng)(cheng)鋁(lv)鎂尖晶(jing)石(shi)(shi)(shi);菱鎂礦(kuang)(kuang)與(yu)(yu)(yu)白(bai)云(yun)石(shi)(shi)(shi)組(zu)成(cheng)(cheng)(cheng)(cheng)鎂鈣(gai)砂;用高(gao)(gao)鈣(gai)菱鎂礦(kuang)(kuang)與(yu)(yu)(yu)鐵精礦(kuang)(kuang)配(pei)(pei)料(liao)組(zu)成(cheng)(cheng)(cheng)(cheng)鎂鐵鈣(gai)砂;菱鎂礦(kuang)(kuang)與(yu)(yu)(yu)鋯英石(shi)(shi)(shi)組(zu)成(cheng)(cheng)(cheng)(cheng)鎂鋯砂;葉蠟(la)石(shi)(shi)(shi)與(yu)(yu)(yu)滑石(shi)(shi)(shi)組(zu)成(cheng)(cheng)(cheng)(cheng)堇青石(shi)(shi)(shi);用菱鎂礦(kuang)(kuang)與(yu)(yu)(yu)二級高(gao)(gao)鋁(lv)礬土熟料(liao)配(pei)(pei)料(liao)，焦炭作(zuo)為還(huan)原(yuan)劑，通過碳熱(re)還(huan)原(yuan)氮化組(zu)成(cheng)(cheng)(cheng)(cheng)Sialon—尖晶(jing)石(shi)(shi)(shi)復相(xiang)資料(liao);藍晶(jing)石(shi)(shi)(shi)與(yu)(yu)(yu)石(shi)(shi)(shi)墨配(pei)(pei)料(liao)，原(yuan)位組(zu)成(cheng)(cheng)(cheng)(cheng)AlN—SiC復相(xiang)資料(liao)等(deng)。

所謂組(zu)成(cheng)耐火(huo)質料，就是將兩(liang)種(zhong)(zhong)或(huo)(huo)兩(liang)種(zhong)(zhong)以(yi)上的(de)(de)天(tian)然礦藏(zang)質料或(huo)(huo)化工質料或(huo)(huo)廢棄物，通過(guo)配料、粉碎，磨(mo)細(xi)，混合，成(cheng)型(xing)，煅燒或(huo)(huo)電(dian)熔等工藝進程，合成(cheng)鎂鐵鈣砂制取必定化學礦藏(zang)組(zu)成(cheng)和(he)物理性能(neng)的(de)(de)耐火(huo)質料。組(zu)成(cheng)耐火(huo)質料的(de)(de)品種(zhong)(zhong)繁復，組(zu)成(cheng)辦法多種(zhong)(zhong)多樣，大體簡略介紹：

 純(chun)化(hua)(hua)工(gong)(gong)質料(liao)之間組成(cheng)耐火(huo)質料(liao)，如(ru)用(yong)工(gong)(gong)業(ye)(ye)氧(yang)化(hua)(hua)鋁(lv)(lv)與鈦白粉(fen)組成(cheng)鈦酸鋁(lv)(lv);鋁(lv)(lv)粉(fen)與氮氣化(hua)(hua)合組成(cheng)AIN(氮化(hua)(hua)鋁(lv)(lv));工(gong)(gong)業(ye)(ye)氧(yang)化(hua)(hua)鋁(lv)(lv)與高(gao)純(chun)超細的氮化(hua)(hua)鋁(lv)(lv)粉(fen)組成(cheng)Alon(阿隆);用(yong)輕質碳酸鈣(gai)與工(gong)(gong)業(ye)(ye)氧(yang)化(hua)(hua)鋁(lv)(lv)，按CA6的CaO與Al?O?的化(hua)(hua)學計量比例配料(liao)，組成(cheng)六鋁(lv)(lv)酸鈣(gai);用(yong)鈦白粉(fen)和金屬鋁(lv)(lv)粉(fen)在流動氨氣效(xiao)果(guo)下，原位(wei)生成(cheng)Al?O?-TiN復(fu)相資(zi)料(liao)等。

所(suo)謂(wei)組(zu)成耐(nai)火質(zhi)料(liao)(liao)，就是將兩種或兩種以上的天(tian)然礦藏(zang)質(zhi)料(liao)(liao)或化(hua)工(gong)質(zhi)料(liao)(liao)或廢棄(qi)物(wu)，通過配(pei)料(liao)(liao)、粉碎，磨細，混合(he)，成型，煅燒(shao)或電熔等工(gong)藝進(jin)程，合(he)成鎂(mei)鐵(tie)鈣砂制(zhi)取必定化(hua)學(xue)礦藏(zang)組(zu)成和物(wu)理性能的耐(nai)火質(zhi)料(liao)(liao)。