工業副產石膏簡介

工(gong)業副(fu)(fu)產石(shi)(shi)(shi)(shi)膏(gao)是指在化(hua)工(gong)生產過程中(zhong)所得的(de)(de)(de)以CaSO4·2H2O或CaSO4·H2O為(wei)主要(yao)成(cheng)分的(de)(de)(de)副(fu)(fu)產品,稱為(wei)工(gong)業副(fu)(fu)產石(shi)(shi)(shi)(shi)膏(gao)。目前(qian)排放量較大的(de)(de)(de)有(you)脫硫(liu)石(shi)(shi)(shi)(shi)膏(gao)、磷石(shi)(shi)(shi)(shi)膏(gao)、氟石(shi)(shi)(shi)(shi)膏(gao)、鹽石(shi)(shi)(shi)(shi)膏(gao)等。工(gong)業副(fu)(fu)產石(shi)(shi)(shi)(shi)膏(gao)含(han)有(you)超(chao)過10%的(de)(de)(de)游離水。我公(gong)司(si)結合(he)國內外化(hua)學石(shi)(shi)(shi)(shi)膏(gao)制備建(jian)筑石(shi)(shi)(shi)(shi)膏(gao)粉(fen)的(de)(de)(de)成(cheng)功經驗，采(cai)用二步法(fa)生產工(gong)藝制備建(jian)筑石(shi)(shi)(shi)(shi)膏(gao)粉(fen)。