工业副产石膏简介

工业(ye)(ye)(ye)副产(chan)石(shi)(shi)(shi)膏(gao)是(shi)指在(zai)化(hua)(hua)工生(sheng)产(chan)过程中(zhong)所得(de)的以CaSO4·2H2O或CaSO4·H2O为(wei)主要成分的副产(chan)品,称为(wei)工业(ye)(ye)(ye)副产(chan)石(shi)(shi)(shi)膏(gao)。目前排放量较大的有(you)脱硫石(shi)(shi)(shi)膏(gao)、磷石(shi)(shi)(shi)膏(gao)、氟(fu)石(shi)(shi)(shi)膏(gao)、盐(yan)石(shi)(shi)(shi)膏(gao)等。工业(ye)(ye)(ye)副产(chan)石(shi)(shi)(shi)膏(gao)含有(you)超(chao)过10%的游离水。我公司结合国内外(wai)化(hua)(hua)学石(shi)(shi)(shi)膏(gao)制备(bei)建(jian)筑石(shi)(shi)(shi)膏(gao)粉(fen)(fen)的成功经验，采用二步法生(sheng)产(chan)工艺制备(bei)建(jian)筑石(shi)(shi)(shi)膏(gao)粉(fen)(fen)。