
TBJ-UTEX is a specialist manufacturer of AEROlite® Expanded PTFE (ePTFE) in Johor, providing an extremely compressible sealing solution made from 100% Virgin PTFE. Engineered for superior resistance to creep and cold flow, our ePTFE sheets adapt perfectly to sealing surfaces, compensating for irregularities and maintaining a high-integrity seal even at very low bolt load torques.
| Property | Specified Value | Unit |
|---|---|---|
| Material Composition | 100% Virgin Expanded PTFE (ePTFE) | |
| Working Temp. Range | -200 to +260 | °C |
| Density (Typical) | 0.85 | g/cm³ |
| Compressibility (ASTM F36) | 60 | % |
| Recovery (ASTM F36) | 12 | % |
| Tensile Strength (ASTM D638) | 25 | MPa |
| Sealability (ASTM F37-B) | 0.16 | ml/hr (nitrogen @60psig) |
| Chemical Resistance | pH 0 - 14 (Resistant to all media except molten alkali) | |
| Application Area | Heat Exchangers, Reactor Columns, Glass-Lined Flanges, Pharmaceutics | |
| Customization | Custom lengths, strips, shapes, and surface finishes available | |
AEROlite® Expanded PTFE (ePTFE) is the definitive sealing solution for sensitive or uneven flanges where traditional gaskets often fail. Unlike standard PTFE, the expanded structure offers exceptional conformability, allowing it to "flow" into surface irregularities and seal effectively under limited bolt load torques. This makes it ideal for glass-lined flanges, plastic connections, and large-diameter chemical vessels where preserving the mechanical integrity of the flange is as critical as the seal itself.
From our Johor production hub, we provide precision-cut ePTFE gaskets and sheets customized for high-stakes chemical and pharmaceutical environments. Our manufacturing processes guarantee the multidirectional strength and balanced density required for reliable, long-term sealing performance across the entire pH 0-14 range. Supplying industrial hubs in Pasir Gudang and global processing plants, TBJ-UTEX delivers high-performance expanded PTFE solutions that combine technical excellence with rapid delivery and material traceability.

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