鎂鈣砂

 可(ke)用(yong)天(tian)然礦(kuang)(kuang)藏質(zhi)料(liao)本身(shen)之(zhi)間的檔次不同(tong)配(pei)料(liao)組(zu)成(cheng)(cheng)(cheng)，如(ru)莫來石(shi)(shi)(shi)，也可(ke)不同(tong)天(tian)然礦(kuang)(kuang)藏質(zhi)料(liao)配(pei)料(liao)組(zu)成(cheng)(cheng)(cheng)，如(ru)用(yong)高鋁(lv)礬土(tu)(tu)與(yu)(yu)(yu)(yu)鋯(gao)(gao)英石(shi)(shi)(shi)精礦(kuang)(kuang)組(zu)成(cheng)(cheng)(cheng)鋯(gao)(gao)莫來石(shi)(shi)(shi);高鋁(lv)礬土(tu)(tu)與(yu)(yu)(yu)(yu)菱(ling)鎂(mei)礦(kuang)(kuang)組(zu)成(cheng)(cheng)(cheng)鋁(lv)鎂(mei)尖晶(jing)石(shi)(shi)(shi);菱(ling)鎂(mei)礦(kuang)(kuang)與(yu)(yu)(yu)(yu)白云石(shi)(shi)(shi)組(zu)成(cheng)(cheng)(cheng)鎂(mei)鈣砂(sha)(sha);用(yong)高鈣菱(ling)鎂(mei)礦(kuang)(kuang)與(yu)(yu)(yu)(yu)鐵精礦(kuang)(kuang)配(pei)料(liao)組(zu)成(cheng)(cheng)(cheng)鎂(mei)鐵鈣砂(sha)(sha);菱(ling)鎂(mei)礦(kuang)(kuang)與(yu)(yu)(yu)(yu)鋯(gao)(gao)英石(shi)(shi)(shi)組(zu)成(cheng)(cheng)(cheng)鎂(mei)鋯(gao)(gao)砂(sha)(sha);葉蠟(la)石(shi)(shi)(shi)與(yu)(yu)(yu)(yu)滑石(shi)(shi)(shi)組(zu)成(cheng)(cheng)(cheng)堇(jin)青石(shi)(shi)(shi);用(yong)菱(ling)鎂(mei)礦(kuang)(kuang)與(yu)(yu)(yu)(yu)二級高鋁(lv)礬土(tu)(tu)熟料(liao)配(pei)料(liao)，焦炭作為(wei)還原劑，通過碳熱(re)還原氮化組(zu)成(cheng)(cheng)(cheng)Sialon—尖晶(jing)石(shi)(shi)(shi)復相資料(liao);藍晶(jing)石(shi)(shi)(shi)與(yu)(yu)(yu)(yu)石(shi)(shi)(shi)墨(mo)配(pei)料(liao)，原位組(zu)成(cheng)(cheng)(cheng)AlN—SiC復相資料(liao)等。

所(suo)謂組(zu)成(cheng)(cheng)耐(nai)火質(zhi)料，就(jiu)是(shi)將兩種(zhong)或兩種(zhong)以上的(de)天(tian)然礦(kuang)藏質(zhi)料或化工(gong)質(zhi)料或廢棄物(wu)，通過配料、粉碎，磨細，混(hun)合(he)，成(cheng)(cheng)型，煅燒或電熔(rong)等工(gong)藝進程，合(he)成(cheng)(cheng)鎂鐵鈣砂制(zhi)取(qu)必(bi)定化學礦(kuang)藏組(zu)成(cheng)(cheng)和物(wu)理性能(neng)的(de)耐(nai)火質(zhi)料。組(zu)成(cheng)(cheng)耐(nai)火質(zhi)料的(de)品種(zhong)繁復，組(zu)成(cheng)(cheng)辦法多(duo)種(zhong)多(duo)樣，大體簡略介紹：

 純(chun)化(hua)(hua)(hua)工(gong)質(zhi)料(liao)之間(jian)組成(cheng)耐(nai)火質(zhi)料(liao)，如用(yong)工(gong)業(ye)(ye)氧化(hua)(hua)(hua)鋁(lv)(lv)(lv)與鈦白(bai)粉(fen)組成(cheng)鈦酸鋁(lv)(lv)(lv);鋁(lv)(lv)(lv)粉(fen)與氮氣化(hua)(hua)(hua)合組成(cheng)AIN(氮化(hua)(hua)(hua)鋁(lv)(lv)(lv));工(gong)業(ye)(ye)氧化(hua)(hua)(hua)鋁(lv)(lv)(lv)與高純(chun)超細的氮化(hua)(hua)(hua)鋁(lv)(lv)(lv)粉(fen)組成(cheng)Alon(阿隆(long));用(yong)輕(qing)質(zhi)碳(tan)酸鈣與工(gong)業(ye)(ye)氧化(hua)(hua)(hua)鋁(lv)(lv)(lv)，按CA6的CaO與Al?O?的化(hua)(hua)(hua)學計量(liang)比例配(pei)料(liao)，組成(cheng)六(liu)鋁(lv)(lv)(lv)酸鈣;用(yong)鈦白(bai)粉(fen)和金屬鋁(lv)(lv)(lv)粉(fen)在流動氨(an)氣效果下，原位生成(cheng)Al?O?-TiN復相資料(liao)等(deng)。

所(suo)謂組成耐火(huo)質料(liao)，就是(shi)將兩(liang)種或(huo)兩(liang)種以上的(de)天然(ran)礦藏質料(liao)或(huo)化工質料(liao)或(huo)廢棄物(wu)，通過配料(liao)、粉碎，磨細(xi)，混合，成型，煅燒或(huo)電熔等工藝(yi)進(jin)程，合成鎂鐵鈣砂(sha)制(zhi)取(qu)必定化學礦藏組成和物(wu)理性(xing)能(neng)的(de)耐火(huo)質料(liao)。