Pre-cast brick used for material receiving chute tongue

The utility model relates to a pre-cast brick used for a material receiving chute tongue. The pre-cast brick used for the material receiving chute tongue comprises a pre-cast brick body. Fireproof materials are arranged inside the pre-cast brick body. An anchoring piece is arranged inside the fireproof materials. The pre-cast brick body is connected with a pre-buried steel plate through the anchoring piece. The pre-buried steel plate is connected with a connecting fixing piece. After a high heat treatment, the pre-cast brick is scouring resistant, good in abrasive resistance and large in intensity. The portion of the pre-buried steel plate, extending out of the pre-cast brick body, is welded on a material receiving chute arc heat resistant steel casting. Fixing is firm and scouring to fall off is not easy. The heat resistant steel casting is protected from being bared outside. Oxidation velocity of the heat resistant steel casting is reduced. Service life of a material receiving chute tongue fireproof lining