... or Sand), cement, lime, gypsum, aluminum powder paste, etc.The autoclaved aerated concrete block can be produced with different ... and then mixed with lime powder, proper cement, gypsum and aluminum powder paste and finally filled into mould. ... 1) The raw materials such as lime, cement, gypsum, sand(or fly ash), etc are stored in silo ... to casting mixer for next casting. AAC block making production line