AAC block production line: 1.Advanced technology with good price 2. ... ,cement , lime ,gypsum and aluminum powder ,two is sand ,cement ,lime ,gypsum and aluminum powder.3.working process ... produce flyash slurry.2. after slurry out of slurry making machine enter into concrete pit, slurry will be ... into autoclave through windlass machine8. in the autoclave ,sand will be 10-11 hours and flyash will be ...