Fire-resistant lining precast brick for furnace kiln

The utility model relates to the field of fire-resistant materials, in particular to a fire-resistant lining precast brick for the furnace kiln. The fire-resistant lining precast brick for the furnace kiln comprises a precast brick body, wherein at least one metal anchoring nail is arranged in the precast brick body; the metal anchoring nail extends out of one side of the bottom part of the precast brick body; a notch is formed in the other side of the bottom part of the precast brick body; the precast brick body is welded on a furnace body steel plate; the notch can accommodate the metal anchoring nail. According to the fire-resistant lining precast brick for the furnace kiln, the problems that the overall casting construction time of the casting material is long, the furnace baking time is long, the local maintenance is unstable, the precast bricks in a furnace are easy to dump and the like in the prior art are solved, and the fire-resistant lining precast brick for the furnace kiln which has high structura