Porous ceramic chuck is also called microporous ceramic chuck, which means that a uniform solid or vacuum body is produced through a special nano powder manufacturing process, and a large number of connected or closed ceramic materials are generated inside the material through high temperature sintering. with its special structure, it has the advantages of high temperature resistance, wear resistance, chemical corrosion resistance, high mechanical strength, easy regeneration and excellent thermal shock resistance, which can be used for high temperature filtration materials, catalyst carriers, porous electrodes of fuel cells, sensitive components, separation membranes, bioceramics, etc., present the unique application advantages in chemical industry, environmental protection, energy, electronics, biochemistry.