Zhengzhou City, Dongfeng Heavy specializing in the production of autoclaved lime-sand brick equipments, can be substantial use of fly ash, but also can take advantage of the wet ash. Production of at least 1m is available for every 800kg of fly ash bricks, an annual output of 50 million out of the brick can be used 60,000 tons of fly ash. This is undoubtedly saving land, protect the ecological environment significance. Autoclaved sand-lime brick across the country have a certain production scale, the application has been quite common. Autoclaved sand-lime brick production line, including the processing of raw materials preparation, according to a certain percentage of measured ingredients, mixing, digestion, wheel grinding, pressed molding, yards blank static stop conservation, autoclaved conservation, product inspection and stacking several major steps, welcome to negotiate.