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Application US20180093443
Published 2018-04-05
Laser-perforated Metal Honeycomb Material And Method Of Manufacturing Same
In one embodiment of the present disclosure, a method of manufacturing perforated metal honeycomb material includes: printing a roll of metal foil with adhesive; laser perforating the roll of metal foil to provide a plurality of holes in the metal foil; sheeting the printed and perforated roll of metal foil into a plurality of stacked sheets; and laminating the sheets of metal foil into a honeycomb before expansion block (HOBE). In another embodiment of the present disclosure, a perforated metal honeycomb structure includes a metal honeycomb structure having a plurality of laser-drilled holes wherein at least some of the plurality of holes are non-uniform in size, shape, and/or spacing between holes.
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- 1. A method of manufacturing perforated metal honeycomb material, the method comprising:
printing a roll of metal foil with adhesive; laser perforating the roll of metal foil to provide a plurality of holes in the metal foil; sheeting the printed and perforated roll of metal foil into a plurality of stacked sheets; and laminating the sheets of metal foil into a honeycomb before expansion block (HOBE).
- 11. A method of manufacturing perforated metal honeycomb material, the method comprising:
printing a roll of metal foil with adhesive; laser perforating the roll of metal foil to provide a plurality of holes in the metal foil; sheeting the printed and perforated roll of metal foil into a plurality of stacked sheets; laminating the sheets of metal foil into a honeycomb before expansion block (HOBE); cutting the HOBE block into a plurality of HOBE slices; and expanding the HOBE slices into expanded honeycomb structures having a plurality of perforations.
- 12. A perforated metal honeycomb structure, comprising:
a metal honeycomb structure having a plurality of laser-drilled holes wherein at least some of the plurality of holes are non-uniform in size, shape, and/or spacing between holes.
