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LITHOEN

Engineering material

Aramid paper honeycomb

Also known as Nomex honeycomb

Honeycomb core made from aramid paper, the most common core material in aircraft sandwich structure. It is flame resistant, insulating and formable.

Classification

material family
POLYMER
form
CELLULAR

How this record is known

1
Settled consensus
Cited as the accepted position of the discipline.

1 of 1 claims on this page cite at least one registered source. Counts describe how each statement is known, not how likely it is to be true.

What Lithoen records

Each claim states how it is known and cites its evidence.

EstablishedThe most common aircraft honeycomb core; flame resistant and formable.

Aramid paper (Nomex or Korex) is the most common core material for aircraft honeycomb structures: it is flame resistant, fire retardant, insulating, low in dielectric properties and formable. Aerospace honeycomb cells are usually hexagonal, made by bonding stacked sheets at set locations and expanding them; smaller cells support face sheets better and denser core is stronger and stiffer.

Evidence support: Supported by the cited evidence one source

Evidence: U.S. Department of Transportation, Federal Aviation Administration, Flight Standards Service 2023 Primary authority

In the knowledge graph

Record last updated 2026-10-30. Corrections follow the published corrections policy; superseded claims are retained, never silently edited.