Sammanfattning: Flyaska ?r en av de industriella avfallsprodukter med stor volym i Kina. Med utvecklingen av kraftindustrin har m?ngden flygaska som sl?pps ut fr?n kol-

Flyaska ?r en av de industriella avfallsprodukter med stor volym i Kina. Med utvecklingen av kraftindustrin har m?ngden flygaska som sl?pps ut fr?n kolkraftverk ?kat ?r f?r ?r. D?rf?r hotar flyaskans faror den h?llbara utvecklingen.

Det ?r k?nt att flygaska ?r fast avfall som genereras av kol vid f?rbr?nning. I Kina, p? grund av det stora antalet kolkraftverk, har flygaska blivit en enda k?lla till f?rorening av industriellt fast avfall, med ?rliga utsl?pp p? ?ver 300 miljoner ton. Men f?r n?rvarande finns det m?nga metoder och ?tg?rder i Kina f?r ?teranv?ndning av flygaska. Till exempel har Kina Huaneng Yuhuan kraftverk gjort stora anstr?ngningar f?r att inf?ra en sats internationellt avancerad produktionsutrustning f?r att producera flygaska till byggmaterial. Under de senaste tv? ?ren har Huaneng Yuhuan kraftverk...

Serien av malningsutrustning kan bearbeta flygaska till fint pulver med olika partikelstorlek. I synnerhet... Raymond-kvarnen equipment has a three-dimensional structure, a small footprint, a complete set of products, uniform fineness of the finished powder, and a 99% pass-through rate. The fly ash can be processed into the building materials field. The processed fly ash can be blended with an appropriate amount of gypsum, and a certain amount of aggregates such as cinder or water quenched slag can be added, and formed after processing, stirring, digestion, wheel milling, compression molding, atmospheric pressure or high pressure steam curing. a wall material; sintered fly ash brick, using fly ash, clay and other industrial waste as raw materials, processed by raw materials, stirred, formed, dried, and fired to form bricks; autoclaved to produce foamed fly ash insulation Brick, a kind of new type of thermal insulation brick with fly ash as the main raw material, adding a certain amount of lime and foaming agent, after mixing, stirring, burning and autoclaving; using fly ash as raw material, adding appropriate amount of quicklime, cement, gypsum and aluminum powder, mixed with water and slurry, injected into the mold to form a porous lightweight building material; Fly ash ceramsite, with fly ash as the main raw material, mixed with a small amount of binder and solid fuel an artificial lightweight aggregate made by mixing, pelletizing, and high temperature cooking.