Origin of Autoclaved Aerated Concrete
· AAC was first developed in Sweden in 1920s, when an architect Axel Eriksson first combined the
conventional concrete mixture of cement, lime, water, and sand with a small amount of aluminum powder.
· In 1929, the world's first AAC plant was built in Sweden, then "Ytong" & "Siporex" two production
process systems were gradually formed in northern Europe and several highend equipment suppliers appeared,
and then AAC was gradually...