Aluminum ingot die

The utility model relates to the technical field of aluminum ingot casting, in particular to an aluminum ingot die which comprises a casting die body, first anti-theft buckles are integrally arranged at the two ends of the inner bottom face of the casting die body, and second anti-theft buckles are integrally arranged at the positions, close to the two ends, of the inner surfaces of the front side wall and the rear side wall of the casting die body. The abutting joint positions of the first anti-theft buckle and the casting mold body and the abutting joint positions of the second anti-theft buckle and the casting mold body are arc-shaped transition sections, the casting mold body is detachably fixed to a wing plate of a chain, and side wings extending outwards are arranged on the left side and the right side of the upper end face of the casting mold body. The side wing is correspondingly connected with the wing plate of the chain, and the side wing can move leftwards and rightwards relative to the wing plate