Linde Polymer Tec Co.,Ltd. is one of the most experienced manufacturers and suppliers of ptfe with carbon fiber spring energized seals in China, also supports customized service. Please feel free to buy high quality ptfe with carbon fiber spring energized seals for sale here from our factory.
Products Description
| Material | PTFE |
| Keywords | PTFE With Carbon Fiber Spring Energized Seals |
| Hardness | 30~90 Shore A |
| Origin | Xiamen, China |
| Density | 2.17g/cm³ |
| Ball pressure hardness | 32.0 MPa |
| Tensile strength (breaking) | 14.0 MPa |
What are PTFE With Carbon Fiber Spring Energized Seals
PTFE with Carbon Fiber Spring Energized Seals combines the advantages of PTFE and carbon fiber, by adding carbon fiber springs to the seal, providing additional elastic force to enhance sealing performance. Commonly used in sealing applications in high temperature, high pressure, and highly corrosive environments, such as the chemical industry, oil and gas industry, aerospace, and pharmaceutical fields. They can be used to seal valves, pipes, pistons, pumps, and other equipment to prevent fluid or gas leaks.
Advantages
PTFE with Carbon Fiber Spring Energized Seals has the following advantages:
1. Excellent sealing performance: PTFE material has excellent sealing performance and can effectively prevent the leakage of fluid or gas. Carbon fiber springs provide additional elastic force to ensure the seal maintains constant contact force under different pressure and temperature conditions, resulting in reliable sealing.
2. Chemical resistance: PTFE has excellent chemical resistance and can maintain stability in various corrosive media. It has good resistance to most acids, alkalis, solvents, and chemicals, making it suitable for a wide range of industrial applications.
3. Low friction characteristics: PTFE has an extremely low friction coefficient, which allows the seal to reduce energy loss and wear during movement. This helps reduce seal friction and improves seal life and performance.
4. High-temperature performance: Carbon fiber has excellent stability and durability in high-temperature environments. Combined with PTFE material, PTFE with Carbon Fiber Spring Energized Seal can maintain good sealing performance under high-temperature conditions and is suitable for applications requiring high-temperature sealing.
5. Good wear resistance: Carbon fiber has excellent wear resistance and can resist seal damage caused by friction and wear. This gives PTFE with Carbon Fiber Spring Energized Seal a long service life in high-wear environments.
• Spring-energised for high-capability sealing.
• Low friction for smooth operation.
• Static, rotary & reciprocating applications.
• Excellent performance at high & low pressures.
• Wide temperature range.

application
Based on these operational benefits, we recommend PTFE seal for applications that preclude the use of more conventional elastomeric/polymeric seals on arduous duties in areas such as:
• Oil and petrochemicals.
• Cryogenic plant.
• Aerospace.
• Food and pharmaceutical processing.
• Automotive and general industry.
PTFE with Carbon Fiber Spring Energized Seals works in many different application scenarios. The following are specific application scenarios:
1. Chemical industry: In chemical processing equipment, such as pumps, valves, and pipe connections, the use of PTFE with Carbon Fiber Spring Energized Seals can effectively prevent the leakage of chemical substances. These seals can withstand a variety of corrosive media and high-temperature conditions.
2. Oil and natural gas industry: In the process of oil and natural gas extraction, transportation, and processing, PTFE with Carbon Fiber Spring Energized Seal is widely used in valves, pipelines, and sealing devices. They can withstand high-pressure and high-temperature conditions and provide reliable sealing performance to ensure safe and efficient operation.
3. Aerospace industry: In the aerospace field, PTFE Spring Energized Seals are used in key parts such as hydraulic systems, fuel systems, and pneumatic systems of aircraft and spacecraft. They provide reliable sealing under extreme temperature and pressure conditions, ensuring proper system operation and safety performance.
4. Pharmaceutical industry: In the fields of pharmaceutical manufacturing and biotechnology, Spring Energized Seals are often used to seal pharmaceutical processing equipment, reactors, and pipeline systems. These seals offer excellent chemical resistance and low contamination, meeting the stringent requirements of the pharmaceutical industry.
5. Food and beverage industry: During food and beverage processing, PTFE Spring Energized Seals can be used to seal pumps, valves, and piping systems to ensure product hygiene and quality. They have good resistance to food and beverage chemicals and cleaning agents.
Structural composition
PTFE with Carbon Fiber Spring Energized Seal is a special type of seal. It combines polytetrafluoroethylene (PTFE) and carbon fiber materials and uses springs to provide extra sealing force.
- Polytetrafluoroethylene (PTFE) is a high-performance plastic with excellent chemical inertness and low friction properties. It is used as a sealing material in a wide range of industrial applications because of its excellent corrosion resistance, high-temperature resistance, and low coefficient of friction.
- Carbon fiber is a lightweight yet strong composite material made from carbon fiber yarns or fiber bundles. Carbon fiber has excellent strength and stiffness, a low thermal expansion coefficient, and excellent chemical corrosion resistance.
- The spring is a key component of the PTFE carbon fiber spring seal. It provides extra compression to ensure a tight seal fit and provide reliable sealing performance. Springs are usually made of stainless steel or other corrosion-resistant materials to ensure their reliability in a variety of environments.
This type of seal is often used in applications that require highly reliable sealing performance, such as industrial equipment and systems in high-pressure, high-temperature, chemically corrosive environments. They can be used in a variety of equipment such as valves, pumps, piston seals, rotary joints, and more. The design and material selection of PTFE carbon fiber spring seals provide excellent sealing performance and durability.
Physical property information
| Physical Properties | Rating (Metric) | Rating (Imperial) | Test Method |
| Density | 2.17 g/cc | 0.0784 lb/in³ | ASTM 1457-62 T |
| Deformation | 7.0 % | 7.0 % | 14 MPa, 100 h, 23°C; ASTM D621-59 |
| Mechanical Properties | Ratings (metric) | Ratings (imperial) | Test Methods |
| Elongation (break) | 160 % | 160 % | ASTM 1457-62 T |
| Dynamic friction coefficient | 0.18 - 0.22 | 0.18 - 0.22 | v = 1 m/s |
| Wear | 4.0 | 4.0 | mm of depth after 70 hrs load duration; Partner Material ST 50 |
| Electrical Properties | Ratings (Metric) | Ratings (Imperial) | Test Methods |
| Volume resistivity | 1.00e+11 ohm-cm | 1.00e+11 ohm-cm | DIN 53482 |
| Surface resistance | 1.00e+12 ohm | 1.00e+12 ohm | DIN 53482 |
| Thermal Performance | Rating (Metric) | Rating (Imperial) | Test Method |
| Linear thermal expansion coefficient | 110 µm/m-°C @Temperature 100 °C |
61.1 µin/in-°F @Temperature 212 °F |
DIN 52328 |
| Thermal Conductivity | 0.930 W/m-K | 6.45 BTU-in/hr-ft²-°F | DIN 52612 |
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