建筑石(shi)膏(gao)簡(jian)介(jie)

建(jian)筑(zhu)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)膏(gao)(gao)(gao)，是二(er)(er)水石(shi)(shi)(shi)(shi)(shi)(shi)(shi)膏(gao)(gao)(gao)在一定溫度(du)下加(jia)熱脫(tuo)水，并(bing)磨細制(zhi)成的(de)以β-半(ban)水石(shi)(shi)(shi)(shi)(shi)(shi)(shi)膏(gao)(gao)(gao)為主(zhu)要(yao)組成的(de)氣硬性膠凝材(cai)料(liao)。廣泛應用于(yu)各(ge)類(lei)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)膏(gao)(gao)(gao)板、石(shi)(shi)(shi)(shi)(shi)(shi)(shi)膏(gao)(gao)(gao)砌塊粉刷(shua)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)膏(gao)(gao)(gao)、模型石(shi)(shi)(shi)(shi)(shi)(shi)(shi)膏(gao)(gao)(gao)等(deng)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)膏(gao)(gao)(gao)制(zhi)品(pin)。生產β型半(ban)水石(shi)(shi)(shi)(shi)(shi)(shi)(shi)膏(gao)(gao)(gao)的(de)原料(liao)主(zhu)要(yao)為含硫酸鈣(gai)的(de)天然(ran)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)膏(gao)(gao)(gao)（又(you)稱生石(shi)(shi)(shi)(shi)(shi)(shi)(shi)膏(gao)(gao)(gao)）或含硫酸鈣(gai)的(de)化(hua)工副產品(pin)和磷石(shi)(shi)(shi)(shi)(shi)(shi)(shi)膏(gao)(gao)(gao)、氟石(shi)(shi)(shi)(shi)(shi)(shi)(shi)膏(gao)(gao)(gao)等(deng)廢(fei)渣，其化(hua)學(xue)式(shi)為CaSO4.2H2O，也稱二(er)(er)水石(shi)(shi)(shi)(shi)(shi)(shi)(shi)膏(gao)(gao)(gao)。將二(er)(er)水石(shi)(shi)(shi)(shi)(shi)(shi)(shi)膏(gao)(gao)(gao)在不同(tong)(tong)的(de)溫度(du)下煅(duan)燒可(ke)得(de)(de)到(dao)不同(tong)(tong)的(de)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)膏(gao)(gao)(gao)品(pin)種(zhong)。如(ru)將二(er)(er)水石(shi)(shi)(shi)(shi)(shi)(shi)(shi)膏(gao)(gao)(gao)在107~170℃的(de)干(gan)燥條(tiao)件下加(jia)熱可(ke)得(de)(de)建(jian)筑(zhu)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)膏(gao)(gao)(gao)。