工業副產石膏簡介(jie)

工(gong)(gong)(gong)業(ye)副產(chan)(chan)石(shi)(shi)(shi)(shi)膏(gao)(gao)是指在化工(gong)(gong)(gong)生產(chan)(chan)過程(cheng)中所得(de)的(de)以(yi)CaSO4·2H2O或CaSO4·H2O為主(zhu)要成分的(de)副產(chan)(chan)品,稱為工(gong)(gong)(gong)業(ye)副產(chan)(chan)石(shi)(shi)(shi)(shi)膏(gao)(gao)。目前排放量較大的(de)有脫硫石(shi)(shi)(shi)(shi)膏(gao)(gao)、磷石(shi)(shi)(shi)(shi)膏(gao)(gao)、氟(fu)石(shi)(shi)(shi)(shi)膏(gao)(gao)、鹽(yan)石(shi)(shi)(shi)(shi)膏(gao)(gao)等。工(gong)(gong)(gong)業(ye)副產(chan)(chan)石(shi)(shi)(shi)(shi)膏(gao)(gao)含有超(chao)過10%的(de)游離(li)水。我(wo)公司結合國內外化學石(shi)(shi)(shi)(shi)膏(gao)(gao)制備建(jian)筑(zhu)(zhu)石(shi)(shi)(shi)(shi)膏(gao)(gao)粉(fen)的(de)成功(gong)經(jing)驗(yan)，采用二(er)步法生產(chan)(chan)工(gong)(gong)(gong)藝制備建(jian)筑(zhu)(zhu)石(shi)(shi)(shi)(shi)膏(gao)(gao)粉(fen)。