SEARCH Articles Figures Tables Core materials foam sandwich Core materials honeycomb sandwich Core materials sandwich construction Example of a sandwich panel made from an extruded polypropylene honeycomb core Honeycomb core sandwich structure Relative costs of various cores for sandwich composites Sandwich core material Sandwich cores pipes Sandwich panels honeycomb core Sandwich structures balsa core materials Sandwich-core foam Sea Water Effects on Foam-Cored Sandwich Structures Stiffened structures sandwich core