工業副(fu)產(chan)石膏簡介(jie)

工(gong)(gong)業(ye)(ye)副產(chan)石(shi)(shi)(shi)膏(gao)是(shi)指在(zai)化工(gong)(gong)生(sheng)產(chan)過(guo)程中(zhong)所得的以CaSO4·2H2O或CaSO4·H2O為(wei)主要成(cheng)分(fen)的副產(chan)品,稱為(wei)工(gong)(gong)業(ye)(ye)副產(chan)石(shi)(shi)(shi)膏(gao)。目(mu)前排放量較大(da)的有脫硫石(shi)(shi)(shi)膏(gao)、磷石(shi)(shi)(shi)膏(gao)、氟(fu)石(shi)(shi)(shi)膏(gao)、鹽石(shi)(shi)(shi)膏(gao)等。工(gong)(gong)業(ye)(ye)副產(chan)石(shi)(shi)(shi)膏(gao)含(han)有超過(guo)10%的游離水。我(wo)公司結合國內外化學石(shi)(shi)(shi)膏(gao)制(zhi)備建(jian)筑石(shi)(shi)(shi)膏(gao)粉的成(cheng)功(gong)經驗(yan)，采(cai)用二步法生(sheng)產(chan)工(gong)(gong)藝制(zhi)備建(jian)筑石(shi)(shi)(shi)膏(gao)粉。