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PTFE (Polytetrafluoroethylene) rods are a marvel of modern engineering and a fundamental component in numerous industrial applications. Renowned for their exceptional properties, PTFE rods offer a unique combination of characteristics that set them apart in the world of materials.
1. Superb Chemical Resistance: PTFE is virtually impervious to a wide range of aggressive chemicals and solvents, making it a top choice for industries where corrosion resistance is paramount. This property allows PTFE rods to maintain their integrity even in the harshest of environments.
2. Extreme Temperature Tolerance: PTFE rods can withstand extreme temperature fluctuations, from cryogenic lows to high-temperature highs. This remarkable thermal stability ensures reliable performance in diverse applications, including those with rapid temperature changes.
3. Exceptional Low-Friction Properties: With a low coefficient of friction, PTFE rods are the go-to solution for applications requiring reduced friction and wear. This makes them ideal for bearings, seals, and other components where minimizing energy loss and extending service life are crucial.
4. Electrical Insulation: PTFE is an excellent electrical insulator, making PTFE rods essential in the electronics and electrical industries. They provide a reliable barrier against electrical conductivity, ensuring safety and performance.
5. FDA Compliance: In addition to industrial use, PTFE rods are also employed in the food and pharmaceutical sectors. Their compliance with FDA regulations makes them a safe and reliable choice for applications involving contact with consumables.
6. Mechanical Strength: Despite its non-metallic nature, PTFE exhibits remarkable mechanical strength and rigidity. It can withstand substantial loads and maintain its shape, making it versatile in structural and load-bearing applications.
7. Easy Machinability: PTFE rods can be easily machined into various shapes and sizes, allowing for customized components tailored to specific project requirements. This adaptability simplifies the manufacturing process and reduces production time.
8. UV and Weather Resistance: PTFE is highly resistant to the damaging effects of UV radiation and weathering, ensuring that PTFE rods maintain their properties and appearance even when exposed to the elements.
| Property | Value |
|---|---|
| Material | Polytetrafluoroethylene (PTFE) |
| Color | White, Natural |
| Diameter Range | 3 mm to 300 mm (custom sizes available) |
| Length | 1 meter (custom lengths available) |
| Density | 2.16 – 2.20 g/cm³ |
| Tensile Strength | 21 MPa (min) |
| Elongation at Break | 300% (min) |
| Hardness (Shore D) | 55-65 (depending on grade) |
| Operating Temperature Range | -200°C to 260°C |
| Thermal Conductivity | 0.25 W/m·K |
| Coefficient of Friction | 0.1 to 0.2 (static), 0.2 to 0.3 (dynamic) |
| Chemical Resistance | Excellent resistance to acids, bases, solvents, and most chemicals |
| Electrical Insulation | Excellent electrical insulator |
| FDA Compliance | Compliant for food and pharmaceutical applications |
| UV and Weather Resistance | Excellent resistance to UV radiation and weathering |
| Machinability | Easily machinable to create custom components |
Choosing Teflon valves for your applications offers several compelling reasons
PTFE is highly resistant to a wide range of corrosive chemicals, acids, and solvents, making it an ideal choice for applications where exposure to aggressive substances is a concern.
PTFE’s unique combination of properties opens up a wide range of possibilities across various industries.
For industries involving food or pharmaceuticals, PTFE’s compliance with FDA regulations is a critical factor in ensuring product safety and adherence to quality standards.