Method and blank for the manufacture of high efficiency open volumed packing bodies

摘要: A method and manufacturing blank for the production of high performance substantially symmetrical open volumed packing bodies is disclosed comprising steps forming a from sheet material, plurality generally identical plates interconnected in linear series by ribbon members coupling adjacent defining median strip, shaping into troughs having longitudinal axes oriented perpendicularly to bending strip bring close proximity with one another form an body central core defined aligned bores.