鎂鈣砂

 可用(yong)天(tian)然礦(kuang)(kuang)(kuang)藏質(zhi)料(liao)(liao)(liao)(liao)本身之間的檔次不同(tong)配(pei)料(liao)(liao)(liao)(liao)組(zu)(zu)成(cheng)(cheng)(cheng)(cheng)(cheng)，如莫來石(shi)(shi)，也可不同(tong)天(tian)然礦(kuang)(kuang)(kuang)藏質(zhi)料(liao)(liao)(liao)(liao)配(pei)料(liao)(liao)(liao)(liao)組(zu)(zu)成(cheng)(cheng)(cheng)(cheng)(cheng)，如用(yong)高鋁(lv)(lv)礬(fan)土(tu)(tu)與(yu)鋯(gao)英石(shi)(shi)精礦(kuang)(kuang)(kuang)組(zu)(zu)成(cheng)(cheng)(cheng)(cheng)(cheng)鋯(gao)莫來石(shi)(shi);高鋁(lv)(lv)礬(fan)土(tu)(tu)與(yu)菱(ling)鎂(mei)(mei)(mei)礦(kuang)(kuang)(kuang)組(zu)(zu)成(cheng)(cheng)(cheng)(cheng)(cheng)鋁(lv)(lv)鎂(mei)(mei)(mei)尖晶石(shi)(shi);菱(ling)鎂(mei)(mei)(mei)礦(kuang)(kuang)(kuang)與(yu)白云石(shi)(shi)組(zu)(zu)成(cheng)(cheng)(cheng)(cheng)(cheng)鎂(mei)(mei)(mei)鈣(gai)砂;用(yong)高鈣(gai)菱(ling)鎂(mei)(mei)(mei)礦(kuang)(kuang)(kuang)與(yu)鐵精礦(kuang)(kuang)(kuang)配(pei)料(liao)(liao)(liao)(liao)組(zu)(zu)成(cheng)(cheng)(cheng)(cheng)(cheng)鎂(mei)(mei)(mei)鐵鈣(gai)砂;菱(ling)鎂(mei)(mei)(mei)礦(kuang)(kuang)(kuang)與(yu)鋯(gao)英石(shi)(shi)組(zu)(zu)成(cheng)(cheng)(cheng)(cheng)(cheng)鎂(mei)(mei)(mei)鋯(gao)砂;葉蠟石(shi)(shi)與(yu)滑石(shi)(shi)組(zu)(zu)成(cheng)(cheng)(cheng)(cheng)(cheng)堇(jin)青(qing)石(shi)(shi);用(yong)菱(ling)鎂(mei)(mei)(mei)礦(kuang)(kuang)(kuang)與(yu)二級高鋁(lv)(lv)礬(fan)土(tu)(tu)熟(shu)料(liao)(liao)(liao)(liao)配(pei)料(liao)(liao)(liao)(liao)，焦炭(tan)作為還原劑(ji)，通過碳熱還原氮化組(zu)(zu)成(cheng)(cheng)(cheng)(cheng)(cheng)Sialon—尖晶石(shi)(shi)復相(xiang)資(zi)料(liao)(liao)(liao)(liao);藍晶石(shi)(shi)與(yu)石(shi)(shi)墨配(pei)料(liao)(liao)(liao)(liao)，原位組(zu)(zu)成(cheng)(cheng)(cheng)(cheng)(cheng)AlN—SiC復相(xiang)資(zi)料(liao)(liao)(liao)(liao)等。

所(suo)謂組(zu)成(cheng)(cheng)(cheng)(cheng)耐火(huo)質(zhi)料，就是將兩(liang)種(zhong)或(huo)兩(liang)種(zhong)以上的(de)天然礦藏質(zhi)料或(huo)化工質(zhi)料或(huo)廢(fei)棄物(wu)，通過(guo)配料、粉碎，磨細，混合(he)，成(cheng)(cheng)(cheng)(cheng)型，煅燒或(huo)電(dian)熔等工藝(yi)進(jin)程，合(he)成(cheng)(cheng)(cheng)(cheng)鎂(mei)鐵鈣砂(sha)制取必定化學礦藏組(zu)成(cheng)(cheng)(cheng)(cheng)和物(wu)理(li)性(xing)能(neng)的(de)耐火(huo)質(zhi)料。組(zu)成(cheng)(cheng)(cheng)(cheng)耐火(huo)質(zhi)料的(de)品種(zhong)繁復，組(zu)成(cheng)(cheng)(cheng)(cheng)辦法(fa)多種(zhong)多樣(yang)，大(da)體簡略(lve)介紹：

 純化(hua)(hua)(hua)(hua)工(gong)質料(liao)之間組成(cheng)(cheng)耐火質料(liao)，如用(yong)工(gong)業氧(yang)化(hua)(hua)(hua)(hua)鋁(lv)與鈦白粉(fen)組成(cheng)(cheng)鈦酸(suan)鋁(lv);鋁(lv)粉(fen)與氮(dan)氣化(hua)(hua)(hua)(hua)合組成(cheng)(cheng)AIN(氮(dan)化(hua)(hua)(hua)(hua)鋁(lv));工(gong)業氧(yang)化(hua)(hua)(hua)(hua)鋁(lv)與高純超細的(de)氮(dan)化(hua)(hua)(hua)(hua)鋁(lv)粉(fen)組成(cheng)(cheng)Alon(阿隆);用(yong)輕質碳酸(suan)鈣與工(gong)業氧(yang)化(hua)(hua)(hua)(hua)鋁(lv)，按CA6的(de)CaO與Al?O?的(de)化(hua)(hua)(hua)(hua)學計量比例配(pei)料(liao)，組成(cheng)(cheng)六(liu)鋁(lv)酸(suan)鈣;用(yong)鈦白粉(fen)和(he)金屬鋁(lv)粉(fen)在(zai)流動氨(an)氣效(xiao)果下，原位生成(cheng)(cheng)Al?O?-TiN復相資(zi)料(liao)等(deng)。

所謂組(zu)(zu)成(cheng)(cheng)耐火(huo)質料(liao)(liao)，就是將兩種或(huo)(huo)兩種以(yi)上的天(tian)然礦藏質料(liao)(liao)或(huo)(huo)化(hua)工質料(liao)(liao)或(huo)(huo)廢棄物，通(tong)過(guo)配料(liao)(liao)、粉碎，磨細，混合，成(cheng)(cheng)型，煅燒或(huo)(huo)電熔等工藝進程(cheng)，合成(cheng)(cheng)鎂鐵鈣砂(sha)制取必定化(hua)學礦藏組(zu)(zu)成(cheng)(cheng)和物理(li)性能的耐火(huo)質料(liao)(liao)。