Low-pressure casting graphite water trough

The utility model discloses a low-pressure casting graphite water trough, which comprises a water trough main body consisting of four side walls and one bottom surface, wherein two opposite side walls in the four side walls are respectively set as a first side wall and a second side wall, and the first side wall and the second side wall are respectively provided with a water inlet and a water outlet corresponding to an opening on the upper end of the water trough main body; a foldable pipeline which is formed by repeatedly bending a straight pipe is arranged between the water inlet and the water outlet, and the foldable pipeline is appropriately and closely paved on the first side wall, the bottom surface and the second side wall; and the pavement way of the foldable pipeline makes cooling water capable of covering the first side wall, the second side wall and the bottom surface of the entire water trough main body, so that the fluidity of the cooling water is controllable, the cooling water can be completely