- Fire seals
- Fire seals
APU metal seal
High-performance metal/fabric seal for auxiliary power units, compliant with AC 20-135 / ISO 2685 fire resistance requirements, primarily used on hot air outlets. Sustainable system made of 100% metallic components for easier recycling.
Main Benefits
Fireproof solution (1,100°C for 15 min)
Full metallic solution
Easy to assemble
Permits high displacement
Key features
Safety
In the event of a fire, Hutchinson's system creates a barrier to temporarily impede the fire, allowing more time for exceptional pilot reaction.
Excellence
An extremely robust solution, this fire seal is installed in the engine compartment to allow bleed air to escape from the turbine for improved air and oil cooling.
Applications
- Technology mainly used for engines, nacelles, APU, pylon, and karman environments.
- Often linked with cross-contamination requirements for nacelle purposes.
Applications

Multi-application
Can be used for engine or APU environments, in all types of aircraft or helicopter (civil or military).

Customization
Can be customized and adjusted to customer requirements for a wide range of aircraft: commercial, business jet, regional jet, or helicopters (civil or military programs).
Commercial Aviation
Business and General aviation
Aerospace defense