Sealer & Filler

Gilsonite Sealers for Airport Pavements

· 1 min read · Sun Gilsonite Technical Team

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Gilsonite Sealers for Airport Pavements – Rows of palletized gilsonite in the loading yard

Airports use surface treatments to extend asphalt life and resist fuel spills.

Benefits

  • Restores binder at the surface
  • Improves resistance to oxidation
  • Helps resist fuel and oil

Considerations

Friction must be maintained; follow aviation authority guidance.

Strapped and wrapped gilsonite pallets ready to ship – sealer & filler application

Special airport requirements

  • Skid resistance must stay within limits
  • Markings must remain visible
  • Fuel and hydraulic fluid spills are common
  • Foreign object debris (FOD) must be avoided

Uses of gilsonite sealers

Gilsonite-based sealers and rejuvenators have been used on taxiways, aprons and runway shoulders to restore surface binder and slow oxidation.

Practical notes

  • Follow the airport authority’s specifications and friction testing requirements.
  • Apply during low-traffic windows with careful coordination.
  • Add fine sand where friction needs to be maintained.

Benefits

Extends pavement life, reduces ravelling and FOD, and restores a uniform appearance.

See sealer and filler grade gilsonite and fuel resistance.

Recommended product

Data sheet

Sealer & Filler Grade Gilsonite

Data sheet – Sealer & Filler Grade Gilsonite
PropertyTypical valueTest method
AppearanceBlack powderVisual
Softening point (R&B)150 – 180 °CASTM D36
Ash content, max5 %ASTM D3174
Moisture, max1 %ASTM D95
Solubility in toluene, min98 %ASTM D2042
Particle size≤ 200 meshSieve
Typical dosageSealer: 15 – 35 %
Packing25 kg bags palletized.

Typical values. The final specification is confirmed in the COA of each shipment.

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