鎂鈣砂

 可用(yong)天(tian)然礦(kuang)藏(zang)質(zhi)料(liao)(liao)(liao)本(ben)身之間的檔次(ci)不同(tong)(tong)配料(liao)(liao)(liao)組成(cheng)(cheng)(cheng)，如莫(mo)(mo)來石(shi)，也可不同(tong)(tong)天(tian)然礦(kuang)藏(zang)質(zhi)料(liao)(liao)(liao)配料(liao)(liao)(liao)組成(cheng)(cheng)(cheng)，如用(yong)高(gao)(gao)(gao)鋁(lv)礬土(tu)與(yu)鋯(gao)(gao)(gao)英石(shi)精(jing)礦(kuang)組成(cheng)(cheng)(cheng)鋯(gao)(gao)(gao)莫(mo)(mo)來石(shi);高(gao)(gao)(gao)鋁(lv)礬土(tu)與(yu)菱(ling)(ling)鎂(mei)(mei)(mei)礦(kuang)組成(cheng)(cheng)(cheng)鋁(lv)鎂(mei)(mei)(mei)尖晶(jing)石(shi);菱(ling)(ling)鎂(mei)(mei)(mei)礦(kuang)與(yu)白云石(shi)組成(cheng)(cheng)(cheng)鎂(mei)(mei)(mei)鈣(gai)砂;用(yong)高(gao)(gao)(gao)鈣(gai)菱(ling)(ling)鎂(mei)(mei)(mei)礦(kuang)與(yu)鐵精(jing)礦(kuang)配料(liao)(liao)(liao)組成(cheng)(cheng)(cheng)鎂(mei)(mei)(mei)鐵鈣(gai)砂;菱(ling)(ling)鎂(mei)(mei)(mei)礦(kuang)與(yu)鋯(gao)(gao)(gao)英石(shi)組成(cheng)(cheng)(cheng)鎂(mei)(mei)(mei)鋯(gao)(gao)(gao)砂;葉蠟石(shi)與(yu)滑(hua)石(shi)組成(cheng)(cheng)(cheng)堇青(qing)石(shi);用(yong)菱(ling)(ling)鎂(mei)(mei)(mei)礦(kuang)與(yu)二級(ji)高(gao)(gao)(gao)鋁(lv)礬土(tu)熟(shu)料(liao)(liao)(liao)配料(liao)(liao)(liao)，焦炭作(zuo)為(wei)還原(yuan)(yuan)劑，通過(guo)碳(tan)熱還原(yuan)(yuan)氮化組成(cheng)(cheng)(cheng)Sialon—尖晶(jing)石(shi)復相(xiang)資(zi)(zi)料(liao)(liao)(liao);藍(lan)晶(jing)石(shi)與(yu)石(shi)墨(mo)配料(liao)(liao)(liao)，原(yuan)(yuan)位組成(cheng)(cheng)(cheng)AlN—SiC復相(xiang)資(zi)(zi)料(liao)(liao)(liao)等。

所謂組(zu)成(cheng)(cheng)耐火(huo)(huo)(huo)質料(liao)，就是將兩種(zhong)或(huo)兩種(zhong)以上(shang)的天然礦藏質料(liao)或(huo)化工質料(liao)或(huo)廢棄物(wu)，通過配料(liao)、粉碎，磨細，混合，成(cheng)(cheng)型，煅燒或(huo)電熔等工藝進程(cheng)，合成(cheng)(cheng)鎂(mei)鐵(tie)鈣砂制(zhi)取必(bi)定(ding)化學礦藏組(zu)成(cheng)(cheng)和物(wu)理性能的耐火(huo)(huo)(huo)質料(liao)。組(zu)成(cheng)(cheng)耐火(huo)(huo)(huo)質料(liao)的品種(zhong)繁復，組(zu)成(cheng)(cheng)辦法多種(zhong)多樣，大體簡略介紹：

 純(chun)化(hua)(hua)工(gong)質料(liao)之間(jian)組(zu)(zu)成耐火質料(liao)，如用工(gong)業氧(yang)(yang)化(hua)(hua)鋁(lv)(lv)與鈦白粉組(zu)(zu)成鈦酸鋁(lv)(lv);鋁(lv)(lv)粉與氮(dan)(dan)氣化(hua)(hua)合組(zu)(zu)成AIN(氮(dan)(dan)化(hua)(hua)鋁(lv)(lv));工(gong)業氧(yang)(yang)化(hua)(hua)鋁(lv)(lv)與高純(chun)超細的氮(dan)(dan)化(hua)(hua)鋁(lv)(lv)粉組(zu)(zu)成Alon(阿隆);用輕質碳酸鈣(gai)(gai)與工(gong)業氧(yang)(yang)化(hua)(hua)鋁(lv)(lv)，按CA6的CaO與Al?O?的化(hua)(hua)學計(ji)量(liang)比例配料(liao)，組(zu)(zu)成六鋁(lv)(lv)酸鈣(gai)(gai);用鈦白粉和(he)金(jin)屬鋁(lv)(lv)粉在流動氨氣效果(guo)下，原位(wei)生成Al?O?-TiN復相(xiang)資料(liao)等。

所(suo)謂組成(cheng)(cheng)耐火質料，就是(shi)將兩種(zhong)或(huo)(huo)兩種(zhong)以上的天(tian)然礦藏質料或(huo)(huo)化工(gong)質料或(huo)(huo)廢(fei)棄物，通(tong)過配料、粉(fen)碎，磨細，混(hun)合(he)，成(cheng)(cheng)型，煅燒或(huo)(huo)電熔(rong)等工(gong)藝進程(cheng)，合(he)成(cheng)(cheng)鎂鐵鈣砂制(zhi)取必(bi)定化學礦藏組成(cheng)(cheng)和物理性(xing)能的耐火質料。