工业副(fu)产石膏简介

工(gong)业副(fu)(fu)产(chan)(chan)石(shi)(shi)膏(gao)(gao)(gao)是指在化(hua)工(gong)生产(chan)(chan)过程(cheng)中(zhong)所得的以(yi)CaSO4·2H2O或CaSO4·H2O为(wei)主要(yao)成分(fen)的副(fu)(fu)产(chan)(chan)品,称为(wei)工(gong)业副(fu)(fu)产(chan)(chan)石(shi)(shi)膏(gao)(gao)(gao)。目(mu)前排(pai)放量较(jiao)大的有脱硫(liu)石(shi)(shi)膏(gao)(gao)(gao)、磷石(shi)(shi)膏(gao)(gao)(gao)、氟(fu)石(shi)(shi)膏(gao)(gao)(gao)、盐石(shi)(shi)膏(gao)(gao)(gao)等。工(gong)业副(fu)(fu)产(chan)(chan)石(shi)(shi)膏(gao)(gao)(gao)含(han)有超过10%的游离水。我公(gong)司结合国内外(wai)化(hua)学(xue)石(shi)(shi)膏(gao)(gao)(gao)制(zhi)备建筑石(shi)(shi)膏(gao)(gao)(gao)粉(fen)的成功经验，采用二步法生产(chan)(chan)工(gong)艺制(zhi)备建筑石(shi)(shi)膏(gao)(gao)(gao)粉(fen)。