工業副(fu)產石膏簡介

工(gong)(gong)(gong)(gong)業副(fu)(fu)產(chan)(chan)石(shi)(shi)膏(gao)(gao)(gao)(gao)是(shi)指在化(hua)工(gong)(gong)(gong)(gong)生(sheng)(sheng)產(chan)(chan)過(guo)程中所得的(de)(de)以CaSO4·2H2O或(huo)CaSO4·H2O為(wei)主要成分的(de)(de)副(fu)(fu)產(chan)(chan)品,稱為(wei)工(gong)(gong)(gong)(gong)業副(fu)(fu)產(chan)(chan)石(shi)(shi)膏(gao)(gao)(gao)(gao)。目前(qian)排放量較大的(de)(de)有(you)脫硫石(shi)(shi)膏(gao)(gao)(gao)(gao)、磷石(shi)(shi)膏(gao)(gao)(gao)(gao)、氟(fu)石(shi)(shi)膏(gao)(gao)(gao)(gao)、鹽(yan)石(shi)(shi)膏(gao)(gao)(gao)(gao)等。工(gong)(gong)(gong)(gong)業副(fu)(fu)產(chan)(chan)石(shi)(shi)膏(gao)(gao)(gao)(gao)含有(you)超過(guo)10%的(de)(de)游離水(shui)。我公司結合國內外(wai)化(hua)學石(shi)(shi)膏(gao)(gao)(gao)(gao)制備(bei)建筑(zhu)石(shi)(shi)膏(gao)(gao)(gao)(gao)粉(fen)(fen)的(de)(de)成功(gong)經(jing)驗，采用(yong)二步法生(sheng)(sheng)產(chan)(chan)工(gong)(gong)(gong)(gong)藝(yi)制備(bei)建筑(zhu)石(shi)(shi)膏(gao)(gao)(gao)(gao)粉(fen)(fen)。