the present invention relates to sandwich panels used as aircraft interior parts . in addition to provide a finishing function , the sandwich panels need to have certain mechanical properties and have sufficient fire resistance to retard the spread of fire within the vehicle interior . the present invention provides an aircraft interior panel with skins comprising natural fiber reinforced composites based either on an inorganic thermoset resin or a thermoplastic resin . such panels provide the required flame and heat resistance , allow easy recycling and disposal , are cheaper and offer significant weight savings over conventional sandwich panels .