Looped or coated honeycomb body is made of sheet steel and one part of sheet metal layers on inlet front side or outlet front side comprise recesses which are arranged on edges thereof

摘要

The looped or coated honeycomb body (1) is made of sheet steel (2,3). One part of the sheet metal layers on the inlet front side (5) or the outlet front side (6) comprise recesses (9,10) which are arranged on the edges (7,8) thereof, such that a fissured structure of the inlet front side or the outlet front side is produced.