Honeycomb structural body

摘要

A disclosed honeycomb structural body having a pillar-shaped honeycomb unit including inorganic particles and an inorganic binder, in which plural cells extending along a longitudinal direction from one end face to another end face of the honeycomb unit are partitioned by cell walls. The inorganic particles include ceria particles and a ceramic material having a lower degree of self-sintering than the ceria particles.