... to be recycled Aluminum honeycomb panel Aluminium honeycombs and panels made with it offer the advantage of lightness, ... be recycled. Aluminium honeycomb is used as core material for sandwich panels: floors, roofs, doors, partitions, facades, working surfaces ... an optimal stiffness-to-weight-ratio. Aluminium honeycomb as panels’ core is the winner because of:lightnessstiffnessfire resistancecompression, ...