High-Performance Soft PTFE Sheet (Multi-directional Expanded ePTFE)

Tianjin China Rubber Co., Ltd. is a specialized manufacturer of soft PTFE sheet, also known as multi-directional expanded PTFE (ePTFE) plate. Unlike standard rigid PTFE, our soft PTFE sheet undergoes a proprietary expansion process that creates a unique, highly fibrillated microstructure. This results in a versatile sealing material that combines the chemical inertness of virgin PTFE with incredible conformability and mechanical strength.

The "Soft" Advantage: Why ePTFE?

1. Exceptional Compressibility: Our soft PTFE sheet can easily fill the voids and irregularities of damaged or pitted flange surfaces, ensuring a bubble-tight seal even with low bolt torque.
2. Superior Creep Resistance: Standard PTFE can "cold flow" or squeeze out under pressure. Our expanded soft PTFE sheet features a multi-directional fibrous structure that locks the material in place, significantly reducing thickness loss over time.
3. Universal Chemical Resistance: Safe for use across the entire PH range, making it the "go-to" solution for aggressive acids, alkalis, and solvents in the chemical and pharmaceutical industries.

 Product Technical Specifications 

• Standard Specifications:
• 1.5m x 4.5m / 1.5m x 1.5m
• Thickness: Up to 8mm
• Specific Gravity: 0.8g/cm³ ~ 0.85g/cm³
• Operating Temperature: -200℃ ~ +280℃

Typical Applications

1. 1. Extremely soft and highly compressible (can compress >60–70% under moderate load)
2. 2. Excellent recovery and low creep under fluctuating temperature and pressure
3. 3. Outstanding resistance to all chemicals except molten alkali metals and elemental fluorine
4. 4. Low surface friction and non-stick surface
5. 5. Easy to cut with scissors, knife, or plotter — no specialized tools required

At XDPTFE, we don't just provide the material; we provide the solution. We offer precision custom cut gaskets from our soft PTFE sheet stock to match your specific dimensions. Contact us for a technical consultation, material samples.

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