Supercharged aerated concrete externally-hung wallboard for building

The utility model provides a supercharged aerated concrete external wall panel for a building, which comprises an arc-shaped supercharged aerated concrete base layer, and a waterproof layer, a heat insulation layer, a facing layer and a self-cleaning coating are sequentially arranged outside the outer arc surface of the supercharged aerated concrete base layer. The arc-shaped supercharged aerated concrete externally-hung wallboard for the building is suitable for the outer wall surface of an arc-shaped building or the outer wall surface of a special-shaped building, and the attractiveness of the building can be improved; by arranging the self-cleaning coating, the externally-hung wallboard has a certain self-cleaning function, manual cleaning can be reduced or avoided, and potential safety hazards are reduced; the groove and the boss are respectively arranged on the two arc-shaped side surfaces, so that the arc-shaped externally-hung wall plate is conveniently and tightly mounted, and the accumulation of inte