Method and apparatus for manufacturing polypropylene based honeycomb sandwich sheet or panel having multiple thermoformed central film

摘要

Problem to be solved: to provide a method and apparatus for manufacturing a polypropylene based honeycomb sandwich sheet or panel having a plurality of thermally formed central films.A method of manufacturing a thermoplastic polypropylene based honeycomb sandwich sheet or panel;2 flat outer film 10It has a structure of 13.The two flat outer filmsThe structure consisting of 13 isAt the top and bottomAt least two thermally formed inner or central blister films 11 repetitive in regular and continuous patternsWelded to 12.The at least two thermally formed inner films 1112 are fused togetherMethod.Diagram