Polytetrafluoroethylene (PTFE) is a versatile fluoropolymer known for its exceptional properties, including chemical inertness, high-temperature resistance, and low friction. Symb ChemTech offers a specialized PTFE Fine Powder designed explicitly for the extrusion of high-performance tubing. This product line caters to various applications, from thermoelectric heat exchangers to intricate capillary tubes.
Key Features and Benefits:
Symb ChemTech’s PTFE Fine Powder boasts several crucial characteristics that make it ideal for tubing applications:
- Excellent Processability: The fine powder form allows for consistent and efficient extrusion, resulting in smooth, even, and continuous tubing. Different grades cater to varying extrusion pressures and compression ratios.
- Superior Mechanical Properties: The resulting tubing exhibits high tensile strength and elongation at break, ensuring durability and resistance to stress and deformation.
- Thermal Stability: The PTFE powder maintains its integrity at high temperatures, with melting peak temperatures ranging from 322-327°C, making it suitable for demanding thermal applications.
- Chemical Inertness: PTFE’s inherent resistance to chemicals ensures the tubing’s longevity and reliability in harsh chemical environments.
- Specific Grades for Diverse Applications: Symb ChemTech offers distinct grades of PTFE Fine Powder to meet specific application needs:
- JF-4DE15: Primarily used as a substitute for PFA in thermoelectric heat exchanger tube processing, offering excellent welding performance.
- JF-4DE1201 & JF-4DE1202: Designed for processing capillary tubes with high and ultra-high compression ratios, respectively.
Technical Specifications:
Symb ChemTech’s PTFE Fine Powder undergoes rigorous quality control to ensure consistent performance. Key specifications include:
- Appearance: White loose powder, free from impurities.
- Average Particle Size: 400-700 µm.
- Bulk Density: Ranges from 250-575 g/L depending on the grade.
- Standard Specific Gravity: 2.140-2.185.
- Water Content: ≤ 0.02%.
Applications:
Symb ChemTech’s PTFE Fine Powder is ideal for a wide range of tubing applications, including:
- Thermoelectric Heat Exchanger Tubes: The JF-4DE15 grade provides an effective alternative to PFA, offering cost-effectiveness and excellent weldability.
- Capillary Tubes: The JF-4DE1201 and JF-4DE1202 grades are specifically designed for producing high-precision capillary tubes used in various industries, including medical, analytical, and automotive.
Packaging, Storage, and Transportation:
The PTFE Fine Powder is packaged in sealed PE bags within water-resistant paper barrels, with a net weight of 20±0.1 kg per barrel. It is not classified as hazardous for transport. During transportation and storage, avoid heavy shaking and exposure to direct sunlight. Store in a clean, cool, and dry warehouse to prevent agglomeration and contamination.
| Property | Nominal Value | ||
| JF-4DE15 | JF-4DE1201 | JF-4DE1202 | |
| Appearance | white loose powder,no impurities | ||
| Tensile Strength, MPa ≥ | 28.0 | ||
| Elongation at Break, % ≥ | 300 | ||
| Average Particle Size, um | 400~700 | ||
| Bulk Density, g/L | 250~550 | 375～575 | |
| Standard Specific Gravity | 2.140~2.168 | 2.145～2.185 | |
| Water Content, % ≤ | 0.02 | ||
| Extrusion Pressure Mpa | 15～40(400:1) | 41~60(1600:1) | 25~40(1600:1) |
| Extrudate Appearance | continuous,even,smooth | ||
| Thermal Instability index ≤ | 50 | ||
| Meling Peak Temperature,℃ | 322~324 | 323~327 | |
Partner with Symb ChemTech:
Symb ChemTech is committed to providing high-quality PTFE products that meet the demanding needs of various industries. Contact us today to learn more about our PTFE Fine Powder for tubing applications and how we can help you achieve your project goals.