Static disspating PTFE Anti-static and conductive polytetrafluoroethylene (PTFE) materials, based on their excellent properties such as high-temperature resistance, chemical resistance, corrosion resistance, wear resistance, and superior physical performance, can be widely used in various industrial fields by adjusting their conductivity. Below is a detailed explanation of these materials and their applications:
1. Material Classification
Based on different surface resistivity values, anti-static and conductive PTFE composite materials can be classified into the following categories:
- Anti-static materials: Surface resistivity ranges from 10⁶ to 10⁹ Ω, suitable for applications requiring static electricity prevention.
- Conductive materials: Surface resistivity ranges from 10³ to 10⁵ Ω, suitable for applications requiring moderate conductivity.
- Conductor materials: Surface resistivity ≤10³ Ω, suitable for applications requiring high conductivity.
2. Typical Data
The following table shows the performance data of three typical material models:
| Model | SE | E | UE |
|---|---|---|---|
| Electrical Grade | Anti-staticstactic disspating | Conductive | Conductor |
| Surface Resistivity (Ω) | 10⁶-10⁹ | 10³-10⁵ | ≤10³ |
| Density (g/cm³) | 2.12 | 2.13 | 2.1 |
| Tensile Strength (MPa) | 30 | 30 | 23 |
| Elongation at Break (%) | 300 | 300 | 230 |
| Hardness (Shore D) | 59 | 60 | 64 |
| Coefficient of Friction | 0.187 | 0.195 | 0.21 |
| Wear (%) | 0.153 | 0.142 | 0.132 |
| Compressive Strength (MPa) | 25.32 | 26.12 | 27.0 |
3. Application Fields
Depending on the resistivity and material properties, these materials can be applied in the following fields:
- Anti-static materials :
- Flexible PCB bonding release films
- Flanges, gaskets, valves, and other components requiring anti-static properties in flammable and explosive chemical plants
- Conductive materials :
- Shielding wire wrapping materials
- Electric field shielding materials
- Conductor materials :
- Wear-resistant conductive materials
- Conductive components in the semiconductor industry
4. Service Content
Based on different resistivity requirements and final product forms, the following services can be provided:
- Customized composite materials: Tailored materials with specific resistivity values according to customer needs.
- Semi-finished profiles: Provision of semi-finished products in various shapes and sizes for further processing.
- Mechanical parts: Manufacturing of mechanical parts with specific conductive properties as per customer requirements.
5. Summary
Anti-static and conductive PTFE materials, by adjusting their conductivity, can meet the needs of various industrial fields. Whether anti-static, moderate conductivity, or high conductivity is required, these materials offer excellent high-temperature resistance, chemical resistance, corrosion resistance, and wear resistance. They are suitable for applications in chemical industries, fuel pipeline linings, flanges, rollers, conveyor belts, shielding wires, and the semiconductor industry.
