鎂鈣砂

 可用天(tian)然(ran)礦(kuang)藏質料(liao)(liao)(liao)本(ben)身之間的檔次(ci)不(bu)同(tong)(tong)配(pei)(pei)料(liao)(liao)(liao)組(zu)成(cheng)(cheng)(cheng)(cheng)，如(ru)莫來石(shi)(shi)(shi)，也可不(bu)同(tong)(tong)天(tian)然(ran)礦(kuang)藏質料(liao)(liao)(liao)配(pei)(pei)料(liao)(liao)(liao)組(zu)成(cheng)(cheng)(cheng)(cheng)，如(ru)用高鋁(lv)礬土(tu)與鋯英石(shi)(shi)(shi)精礦(kuang)組(zu)成(cheng)(cheng)(cheng)(cheng)鋯莫來石(shi)(shi)(shi);高鋁(lv)礬土(tu)與菱(ling)鎂礦(kuang)組(zu)成(cheng)(cheng)(cheng)(cheng)鋁(lv)鎂尖(jian)晶石(shi)(shi)(shi);菱(ling)鎂礦(kuang)與白云石(shi)(shi)(shi)組(zu)成(cheng)(cheng)(cheng)(cheng)鎂鈣(gai)砂;用高鈣(gai)菱(ling)鎂礦(kuang)與鐵精礦(kuang)配(pei)(pei)料(liao)(liao)(liao)組(zu)成(cheng)(cheng)(cheng)(cheng)鎂鐵鈣(gai)砂;菱(ling)鎂礦(kuang)與鋯英石(shi)(shi)(shi)組(zu)成(cheng)(cheng)(cheng)(cheng)鎂鋯砂;葉蠟(la)石(shi)(shi)(shi)與滑石(shi)(shi)(shi)組(zu)成(cheng)(cheng)(cheng)(cheng)堇青石(shi)(shi)(shi);用菱(ling)鎂礦(kuang)與二級高鋁(lv)礬土(tu)熟料(liao)(liao)(liao)配(pei)(pei)料(liao)(liao)(liao)，焦炭作為還原劑，通過碳熱(re)還原氮化組(zu)成(cheng)(cheng)(cheng)(cheng)Sialon—尖(jian)晶石(shi)(shi)(shi)復(fu)相(xiang)資(zi)料(liao)(liao)(liao);藍(lan)晶石(shi)(shi)(shi)與石(shi)(shi)(shi)墨配(pei)(pei)料(liao)(liao)(liao)，原位組(zu)成(cheng)(cheng)(cheng)(cheng)AlN—SiC復(fu)相(xiang)資(zi)料(liao)(liao)(liao)等。

所(suo)謂組成(cheng)耐火(huo)質(zhi)料(liao)(liao)，就是將兩種(zhong)或(huo)兩種(zhong)以上的天然礦(kuang)(kuang)藏質(zhi)料(liao)(liao)或(huo)化工(gong)質(zhi)料(liao)(liao)或(huo)廢(fei)棄物(wu)(wu)，通過配料(liao)(liao)、粉碎，磨細，混合，成(cheng)型，煅燒或(huo)電熔等工(gong)藝進程，合成(cheng)鎂鐵鈣砂(sha)制取必定化學礦(kuang)(kuang)藏組成(cheng)和物(wu)(wu)理性能的耐火(huo)質(zhi)料(liao)(liao)。組成(cheng)耐火(huo)質(zhi)料(liao)(liao)的品種(zhong)繁復，組成(cheng)辦法多種(zhong)多樣，大體簡略介紹(shao)：

 純(chun)化(hua)(hua)(hua)工(gong)(gong)質(zhi)料(liao)(liao)(liao)之間組(zu)成耐火質(zhi)料(liao)(liao)(liao)，如用工(gong)(gong)業氧化(hua)(hua)(hua)鋁(lv)與鈦白粉組(zu)成鈦酸(suan)(suan)(suan)鋁(lv);鋁(lv)粉與氮氣(qi)化(hua)(hua)(hua)合組(zu)成AIN(氮化(hua)(hua)(hua)鋁(lv));工(gong)(gong)業氧化(hua)(hua)(hua)鋁(lv)與高純(chun)超細(xi)的(de)(de)氮化(hua)(hua)(hua)鋁(lv)粉組(zu)成Alon(阿隆);用輕質(zhi)碳酸(suan)(suan)(suan)鈣(gai)與工(gong)(gong)業氧化(hua)(hua)(hua)鋁(lv)，按CA6的(de)(de)CaO與Al?O?的(de)(de)化(hua)(hua)(hua)學計量(liang)比例(li)配料(liao)(liao)(liao)，組(zu)成六鋁(lv)酸(suan)(suan)(suan)鈣(gai);用鈦白粉和(he)金屬鋁(lv)粉在(zai)流動氨氣(qi)效果下(xia)，原位生成Al?O?-TiN復相資料(liao)(liao)(liao)等。

所謂組(zu)成(cheng)耐火質(zhi)料(liao)，就是將兩種或(huo)兩種以上的(de)天然(ran)礦藏質(zhi)料(liao)或(huo)化(hua)工(gong)質(zhi)料(liao)或(huo)廢棄物，通過(guo)配料(liao)、粉碎，磨細，混合，成(cheng)型，煅燒或(huo)電(dian)熔等工(gong)藝進程，合成(cheng)鎂鐵鈣砂制取(qu)必(bi)定化(hua)學礦藏組(zu)成(cheng)和(he)物理性能(neng)的(de)耐火質(zhi)料(liao)。