AEROlite^® NA3900 CNAF
Technical Specifications

AEROlite NA3900 Premium CNAF Gasket Sheet

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AEROlite^® NA3900 is a premium-grade compressed non-asbestos fiber (CNAF) jointing sheet composed of Aramid fibers and organic fibers bonded with NBR. It is engineered for medium stress conditions, offering excellent resistance to oils, fuels, lubricants, hydrocarbons, and most diluted acids.

Physical Properties

Max. Peak Temperature	350 °C
Max. Operating Temperature	250 °C
Max. Operating Pressure	100 bar
Density (ASTM F 1315)	1.7 – 2.0 g/cm³
Compressibility (ASTM F 36 J)	7 – 17 %
Recovery (ASTM F 36 J)	≥ 40 %
Tensile Strength (ASTM F 152)	≥ 10 N/mm²
Gas Sealability (ASTM F 37 B)	< 0.5 ml/hour

Application Suitability

• Petrochemical processing and oil refineries.
• Medium pressure steam and hot water systems.
• Hydrocarbon, alcohol, and cooling liquid piping.
• Automotive and industrial engine sealing.

Industry Equivalents

• Klingersil: C-4400 / C-4403
• Tombo: 1935 / 1995
• Valqua: 6500
• Lamons: L420 / L430

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.