鎂鈣砂

 可用(yong)天(tian)然礦(kuang)藏質料(liao)(liao)(liao)本身之間的檔次(ci)不同(tong)配(pei)(pei)料(liao)(liao)(liao)組(zu)成(cheng)(cheng)，如莫來石(shi)(shi)(shi)，也(ye)可不同(tong)天(tian)然礦(kuang)藏質料(liao)(liao)(liao)配(pei)(pei)料(liao)(liao)(liao)組(zu)成(cheng)(cheng)，如用(yong)高(gao)鋁(lv)礬土與(yu)(yu)鋯英(ying)(ying)石(shi)(shi)(shi)精礦(kuang)組(zu)成(cheng)(cheng)鋯莫來石(shi)(shi)(shi);高(gao)鋁(lv)礬土與(yu)(yu)菱鎂(mei)(mei)礦(kuang)組(zu)成(cheng)(cheng)鋁(lv)鎂(mei)(mei)尖晶石(shi)(shi)(shi);菱鎂(mei)(mei)礦(kuang)與(yu)(yu)白云石(shi)(shi)(shi)組(zu)成(cheng)(cheng)鎂(mei)(mei)鈣砂;用(yong)高(gao)鈣菱鎂(mei)(mei)礦(kuang)與(yu)(yu)鐵精礦(kuang)配(pei)(pei)料(liao)(liao)(liao)組(zu)成(cheng)(cheng)鎂(mei)(mei)鐵鈣砂;菱鎂(mei)(mei)礦(kuang)與(yu)(yu)鋯英(ying)(ying)石(shi)(shi)(shi)組(zu)成(cheng)(cheng)鎂(mei)(mei)鋯砂;葉蠟(la)石(shi)(shi)(shi)與(yu)(yu)滑石(shi)(shi)(shi)組(zu)成(cheng)(cheng)堇青石(shi)(shi)(shi);用(yong)菱鎂(mei)(mei)礦(kuang)與(yu)(yu)二級高(gao)鋁(lv)礬土熟(shu)料(liao)(liao)(liao)配(pei)(pei)料(liao)(liao)(liao)，焦炭作為還原劑，通(tong)過碳熱還原氮化組(zu)成(cheng)(cheng)Sialon—尖晶石(shi)(shi)(shi)復(fu)相資料(liao)(liao)(liao);藍晶石(shi)(shi)(shi)與(yu)(yu)石(shi)(shi)(shi)墨(mo)配(pei)(pei)料(liao)(liao)(liao)，原位(wei)組(zu)成(cheng)(cheng)AlN—SiC復(fu)相資料(liao)(liao)(liao)等。

所(suo)謂組(zu)(zu)(zu)成(cheng)(cheng)耐(nai)火(huo)質(zhi)料，就是將兩種或(huo)(huo)兩種以(yi)上(shang)的(de)天然礦藏質(zhi)料或(huo)(huo)化工質(zhi)料或(huo)(huo)廢棄(qi)物，通過配料、粉碎，磨細，混(hun)合，成(cheng)(cheng)型(xing)，煅燒或(huo)(huo)電熔等工藝進程，合成(cheng)(cheng)鎂鐵鈣砂制取必定化學(xue)礦藏組(zu)(zu)(zu)成(cheng)(cheng)和物理性(xing)能的(de)耐(nai)火(huo)質(zhi)料。組(zu)(zu)(zu)成(cheng)(cheng)耐(nai)火(huo)質(zhi)料的(de)品種繁(fan)復，組(zu)(zu)(zu)成(cheng)(cheng)辦(ban)法多種多樣，大體簡(jian)略(lve)介紹：

 純化(hua)(hua)(hua)工質料(liao)(liao)之(zhi)間組(zu)成(cheng)耐火質料(liao)(liao)，如用(yong)工業氧(yang)化(hua)(hua)(hua)鋁(lv)(lv)(lv)與(yu)(yu)鈦(tai)(tai)白(bai)粉(fen)組(zu)成(cheng)鈦(tai)(tai)酸鋁(lv)(lv)(lv);鋁(lv)(lv)(lv)粉(fen)與(yu)(yu)氮(dan)氣(qi)化(hua)(hua)(hua)合組(zu)成(cheng)AIN(氮(dan)化(hua)(hua)(hua)鋁(lv)(lv)(lv));工業氧(yang)化(hua)(hua)(hua)鋁(lv)(lv)(lv)與(yu)(yu)高純超細(xi)的氮(dan)化(hua)(hua)(hua)鋁(lv)(lv)(lv)粉(fen)組(zu)成(cheng)Alon(阿(a)隆(long));用(yong)輕質碳酸鈣與(yu)(yu)工業氧(yang)化(hua)(hua)(hua)鋁(lv)(lv)(lv)，按(an)CA6的CaO與(yu)(yu)Al?O?的化(hua)(hua)(hua)學計量比例配料(liao)(liao)，組(zu)成(cheng)六鋁(lv)(lv)(lv)酸鈣;用(yong)鈦(tai)(tai)白(bai)粉(fen)和金屬鋁(lv)(lv)(lv)粉(fen)在流(liu)動(dong)氨氣(qi)效果下(xia)，原位生(sheng)成(cheng)Al?O?-TiN復相資料(liao)(liao)等。

所謂(wei)組成耐火(huo)質(zhi)料，就是(shi)將(jiang)兩種或(huo)兩種以上(shang)的天然礦藏(zang)(zang)質(zhi)料或(huo)化(hua)工質(zhi)料或(huo)廢棄物(wu)，通過配料、粉(fen)碎(sui)，磨細，混合(he)，成型，煅燒或(huo)電熔等工藝進(jin)程，合(he)成鎂鐵鈣砂制(zhi)取必定化(hua)學礦藏(zang)(zang)組成和物(wu)理性能的耐火(huo)質(zhi)料。