工業副(fu)產石膏(gao)簡介(jie)

工(gong)業副(fu)產(chan)(chan)石(shi)(shi)膏(gao)是(shi)指在化(hua)工(gong)生(sheng)產(chan)(chan)過(guo)程中所得的(de)以CaSO4·2H2O或CaSO4·H2O為(wei)主要(yao)成(cheng)分的(de)副(fu)產(chan)(chan)品(pin),稱為(wei)工(gong)業副(fu)產(chan)(chan)石(shi)(shi)膏(gao)。目前排放量較大的(de)有(you)脫硫石(shi)(shi)膏(gao)、磷石(shi)(shi)膏(gao)、氟石(shi)(shi)膏(gao)、鹽石(shi)(shi)膏(gao)等。工(gong)業副(fu)產(chan)(chan)石(shi)(shi)膏(gao)含有(you)超(chao)過(guo)10%的(de)游離(li)水。我公(gong)司結合國內外化(hua)學石(shi)(shi)膏(gao)制(zhi)備建(jian)筑石(shi)(shi)膏(gao)粉的(de)成(cheng)功經驗，采(cai)用二步(bu)法生(sheng)產(chan)(chan)工(gong)藝(yi)制(zhi)備建(jian)筑石(shi)(shi)膏(gao)粉。