AEROlite^® NA4420 CNAF
Technical Specifications

AEROlite NA4420 Glass Fiber High Performance Gasket Sheet

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AEROlite^® NA4420 is our premium high-performance compressed non-asbestos fiber (CNAF) jointing sheet. It is engineered with Glass Fiber and Aramid Fiber reinforced with NBR binder to provide superior resistance against high temperatures and high-pressure steam service.

Physical Properties

Max. Peak Temperature	400 °C
Max. Operating Temperature	270 °C
Max. Operating Pressure	140 bar
Material Composition	Glass Fiber & Aramid Fiber / NBR
Key Strength	Superior Steam & High Stress Resistance

Critical Applications

• High-pressure steam pipelines and utility headers.
• Petrochemical refining where high stress and temperatures are present.
• Sealing for hot oils, hydrocarbons, and a wide range of chemical media.
• Power generation facilities and heavy industrial boiler systems.

Industry Equivalents

• Klingersil: C-4430
• Valqua: 6502
• Lamons: L433 / L443

Direct Manufacturing & Custom Cutting

At our Johor Bahru facility, we operate two high-speed ATOM CNC Flash Cutting machines. This allows us to provide:

Custom Sizes: We can cut any shape or dimension based on your spec details or sample.
No Mould Charges: Digital cutting means zero tooling costs for non-standard gaskets.
Fast Turnaround: With dual-machine capacity, we can fulfill urgent breakdown orders for Pasir Gudang and Pengerang industries within 24 hours.