工業副產石膏簡介

工(gong)(gong)業(ye)(ye)副(fu)產(chan)石(shi)(shi)(shi)(shi)膏(gao)(gao)是指(zhi)在化工(gong)(gong)生產(chan)過(guo)程中(zhong)所(suo)得(de)的(de)(de)以CaSO4·2H2O或CaSO4·H2O為主(zhu)要(yao)成(cheng)分(fen)的(de)(de)副(fu)產(chan)品,稱為工(gong)(gong)業(ye)(ye)副(fu)產(chan)石(shi)(shi)(shi)(shi)膏(gao)(gao)。目前排放(fang)量較大的(de)(de)有脫(tuo)硫石(shi)(shi)(shi)(shi)膏(gao)(gao)、磷石(shi)(shi)(shi)(shi)膏(gao)(gao)、氟石(shi)(shi)(shi)(shi)膏(gao)(gao)、鹽石(shi)(shi)(shi)(shi)膏(gao)(gao)等。工(gong)(gong)業(ye)(ye)副(fu)產(chan)石(shi)(shi)(shi)(shi)膏(gao)(gao)含有超過(guo)10%的(de)(de)游離水。我公司結合國內外(wai)化學石(shi)(shi)(shi)(shi)膏(gao)(gao)制(zhi)備建(jian)筑石(shi)(shi)(shi)(shi)膏(gao)(gao)粉的(de)(de)成(cheng)功(gong)經驗，采用二步法生產(chan)工(gong)(gong)藝制(zhi)備建(jian)筑石(shi)(shi)(shi)(shi)膏(gao)(gao)粉。