工业(ye)副产石膏简介

工(gong)业副(fu)产(chan)(chan)石(shi)(shi)膏(gao)是指在化工(gong)生(sheng)产(chan)(chan)过程中所得的以CaSO4·2H2O或CaSO4·H2O为主要(yao)成(cheng)分的副(fu)产(chan)(chan)品,称为工(gong)业副(fu)产(chan)(chan)石(shi)(shi)膏(gao)。目前(qian)排放量较大的有(you)脱硫石(shi)(shi)膏(gao)、磷石(shi)(shi)膏(gao)、氟石(shi)(shi)膏(gao)、盐(yan)石(shi)(shi)膏(gao)等。工(gong)业副(fu)产(chan)(chan)石(shi)(shi)膏(gao)含有(you)超(chao)过10%的游离水(shui)。我公(gong)司(si)结合国内外化学石(shi)(shi)膏(gao)制(zhi)(zhi)备(bei)建筑石(shi)(shi)膏(gao)粉(fen)(fen)的成(cheng)功经验，采用(yong)二步法生(sheng)产(chan)(chan)工(gong)艺制(zhi)(zhi)备(bei)建筑石(shi)(shi)膏(gao)粉(fen)(fen)。