Air-Comb Polypropylene Honeycomb Core

Air-Comb PP8-80 is a polypropylene honeycomb material that combines lightweight, strength and resilience. It is suitable for a wide variety of sandwich core applications in marine, road/rail transportation, industry and infrastructure. Air-Comb also possesses excellent sound damping properties.

Air-Comb comes standard with a non-woven veil and barrier film and is available in plain, scored, and double-scored finishes.  Air-Comb is also available without the veil and barrier film by special order.

Polyumac is able to supply Air-Comb in ready-to-use kits. Designed to be used straight out of the box. Polyumac's Air-Comb kits save labor costs, speed the manufacturing process and virtually eliminate material waste.

Key Features
  • High strength to weight ratio
  • Good dimensional quality
  • Can be processed at up to 200°F
  • High ’in service’ temperature performance
  • Does not absorb water
  • Compatible with most resins (polyester, epoxy, and vinylester systems)
Composite Panels
  • Core: Air-Comb Honeycomb
  • Skins:
  •    17oz woven FG
  •    Laminated FG
  •    Lauan/Meranti Plywood, 2.7 and 5.2mm
  • Size: 4’ x 8’, other sheet sizes available
  • Thickness (core): 1/4" - 4"
Learn More
5 pcf Polypropylene Honeycomb
  • Sheet size: 48" X 96" (1.22cm X 2.44cm)
  • Stock Thickness: 5mm,  1/4", 3/8", 1/2", 5/8", 3/4", 1", 1 1/8", 1 1/4", 1 1/2", 1 3/4", 2", 3", 4"
  • Scoring in 1"X1", 1"X2", 2"X2"


  • Leisure & Commercial Marine
    hulls, decks, stringers and bulkheads
  • Road Transportation
    cabs, sleeper floors, trailer beds & walls
  • Rail Transportation
    floors, driver’s cabs, exterior & interior panelling
  • Industry
    exhibition displays, bathtubs & shower floors, swimming pools
  • Infastructure
    Portable buildings, claddings & interior panelling