鎂鈣砂

 可用(yong)(yong)(yong)天然(ran)礦(kuang)藏質(zhi)料(liao)(liao)(liao)本身之間(jian)的檔(dang)次不同配料(liao)(liao)(liao)組成(cheng)(cheng)(cheng)，如莫(mo)來(lai)石(shi)(shi)，也可不同天然(ran)礦(kuang)藏質(zhi)料(liao)(liao)(liao)配料(liao)(liao)(liao)組成(cheng)(cheng)(cheng)，如用(yong)(yong)(yong)高鋁(lv)礬土與(yu)(yu)(yu)鋯(gao)(gao)英石(shi)(shi)精礦(kuang)組成(cheng)(cheng)(cheng)鋯(gao)(gao)莫(mo)來(lai)石(shi)(shi);高鋁(lv)礬土與(yu)(yu)(yu)菱(ling)鎂(mei)(mei)(mei)(mei)礦(kuang)組成(cheng)(cheng)(cheng)鋁(lv)鎂(mei)(mei)(mei)(mei)尖晶(jing)石(shi)(shi);菱(ling)鎂(mei)(mei)(mei)(mei)礦(kuang)與(yu)(yu)(yu)白云石(shi)(shi)組成(cheng)(cheng)(cheng)鎂(mei)(mei)(mei)(mei)鈣砂;用(yong)(yong)(yong)高鈣菱(ling)鎂(mei)(mei)(mei)(mei)礦(kuang)與(yu)(yu)(yu)鐵精礦(kuang)配料(liao)(liao)(liao)組成(cheng)(cheng)(cheng)鎂(mei)(mei)(mei)(mei)鐵鈣砂;菱(ling)鎂(mei)(mei)(mei)(mei)礦(kuang)與(yu)(yu)(yu)鋯(gao)(gao)英石(shi)(shi)組成(cheng)(cheng)(cheng)鎂(mei)(mei)(mei)(mei)鋯(gao)(gao)砂;葉蠟石(shi)(shi)與(yu)(yu)(yu)滑石(shi)(shi)組成(cheng)(cheng)(cheng)堇青石(shi)(shi);用(yong)(yong)(yong)菱(ling)鎂(mei)(mei)(mei)(mei)礦(kuang)與(yu)(yu)(yu)二級高鋁(lv)礬土熟料(liao)(liao)(liao)配料(liao)(liao)(liao)，焦炭作為還(huan)原劑，通過碳熱還(huan)原氮(dan)化(hua)組成(cheng)(cheng)(cheng)Sialon—尖晶(jing)石(shi)(shi)復相(xiang)資(zi)料(liao)(liao)(liao);藍(lan)晶(jing)石(shi)(shi)與(yu)(yu)(yu)石(shi)(shi)墨配料(liao)(liao)(liao)，原位組成(cheng)(cheng)(cheng)AlN—SiC復相(xiang)資(zi)料(liao)(liao)(liao)等。

所謂組(zu)(zu)成(cheng)耐火(huo)質料，就(jiu)是將兩種(zhong)(zhong)或兩種(zhong)(zhong)以上的(de)(de)天(tian)然礦藏(zang)質料或化(hua)工質料或廢棄物(wu)，通(tong)過配料、粉(fen)碎(sui)，磨(mo)細，混合，成(cheng)型，煅燒或電熔等(deng)工藝(yi)進程(cheng)，合成(cheng)鎂鐵鈣砂制取必定化(hua)學(xue)礦藏(zang)組(zu)(zu)成(cheng)和物(wu)理性能(neng)的(de)(de)耐火(huo)質料。組(zu)(zu)成(cheng)耐火(huo)質料的(de)(de)品(pin)種(zhong)(zhong)繁(fan)復，組(zu)(zu)成(cheng)辦法多種(zhong)(zhong)多樣，大體簡略介紹：

 純化(hua)工質料(liao)(liao)之間組(zu)(zu)成(cheng)耐火(huo)質料(liao)(liao)，如(ru)用(yong)工業氧(yang)化(hua)鋁(lv)與鈦(tai)白(bai)粉(fen)(fen)(fen)組(zu)(zu)成(cheng)鈦(tai)酸鋁(lv);鋁(lv)粉(fen)(fen)(fen)與氮(dan)氣(qi)化(hua)合組(zu)(zu)成(cheng)AIN(氮(dan)化(hua)鋁(lv));工業氧(yang)化(hua)鋁(lv)與高純超細的氮(dan)化(hua)鋁(lv)粉(fen)(fen)(fen)組(zu)(zu)成(cheng)Alon(阿隆);用(yong)輕質碳(tan)酸鈣與工業氧(yang)化(hua)鋁(lv)，按CA6的CaO與Al?O?的化(hua)學計量比例配料(liao)(liao)，組(zu)(zu)成(cheng)六鋁(lv)酸鈣;用(yong)鈦(tai)白(bai)粉(fen)(fen)(fen)和金(jin)屬鋁(lv)粉(fen)(fen)(fen)在流動氨氣(qi)效果(guo)下(xia)，原位(wei)生成(cheng)Al?O?-TiN復相資(zi)料(liao)(liao)等(deng)。

所謂組成(cheng)耐(nai)火質(zhi)(zhi)料，就是將兩(liang)種或兩(liang)種以(yi)上的天然礦藏質(zhi)(zhi)料或化(hua)工(gong)質(zhi)(zhi)料或廢(fei)棄物，通(tong)過配料、粉(fen)碎，磨細，混(hun)合，成(cheng)型，煅(duan)燒或電熔等工(gong)藝進程，合成(cheng)鎂鐵鈣砂制取必定化(hua)學礦藏組成(cheng)和物理性能(neng)的耐(nai)火質(zhi)(zhi)料。