Black body anti-coking ceramic identification coating layer and preparation method thereof

The invention discloses a black body anti-coking ceramic recognition coating layer and a preparation method thereof. The ceramic recognition coating layer is composed of a base layer and a surface layer, the base layer is white, and the surface layer is green; a coating for forming the base layer comprises zirconium dioxide, aluminum oxide, magnesium oxide, lithium fluosilicate, manganese powder,cerium oxide, lanthanum oxide, sodium silicate, potassium silicate, magnesium hexametaphosphate, aluminum hexametaphosphate, bentonite, clay, cured resin, modified inorganic powder and a reactive diluent; a coating for forming the surface layer comprises a ZS high-temperature-resistant far infrared radiation coating, aluminum silicate, a high-temperature binder, bentonite, clay, brown fused alumina, cordierite, a coloring agent and a dispersing agent; according to the high-temperature-resistant far infrared radiation coating, a strong radiation material contained in the high-temperature-resistant far infrared radiatio