| abstract |
The heater for heating the aerosol-forming substrate is a heating portion comprising a tube-shaped base portion and a needle portion formed on one end of the base portion, electrically conductive tracks are formed on each of both sides, the agent for wrapping at least a portion of the outer peripheral surface of the base portion A second sheet covering at least a portion of the first sheet and having rigidity; And a coating layer for planarizing a stepped surface formed by a laminated structure including the heating part, the first sheet, and the second sheet. |