... , aac brick machine, autoclaved aerated concrete plant, autoclave aerated concrete production line AAC is made from silicon material (silica sand, or recycled ... , cutting and autoclaving.Process chartTo manufacture AAC, cement is mixed with lime, silica sand, or recycled fly ash, water, and ... by steam-curing in a pressurized chamber (an autoclave) for 10 to 12 hours. The result is a non-organic, non ...