... recycled fly ash and silica gangue) and calcium material (lime, cement), mixing with foaming additive (aluminum powder), batching with water, the ... The calcium is obtained from quick lime, hydrated lime and cement. The gypsum is used as a catalyst and for optimizing ... storing 15. DeliveryProcess chart Sand AAC Block PlantTo manufacture AAC, cement is mixed with lime, silica sand, or recycled fly ...