石膏的化學成分是硫酸鈣二水合物(CasO4·2H2O)。有兩種類型的石膏:天然石膏和煙道氣脫硫(FGD)石膏。FGD石膏是從石油燃料發電廠堆疊煙氣脫硫的副產物,從煙霧堆疊捕獲的排放淨化成硬質物質並製造成石膏。FGD石膏已被用來製造石膏板30多年。CECOcommonly addresses the challenges ofgypsum manufacturingwith clean, safe and efficient products and solutions within the following categories:
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