Characteristics | PTFE PCB | FR4 PCB |
Material Composition | Polytetrafluoroethylene with glass fiber and ceramic fillers | Fiberglass-reinforced epoxy laminate |
Dielectric Constant | 2.2-2.4 | 4.2-4.8 |
Dissipation Factor | 0.0002-0.0004 | 0.014-0.019 |
Operating Temperature | -200°C to +260°C | -50°C to +130°C |
Cost | High | Low |
Frequency Performance | Excellent for high frequencies (>1GHz) | Good up to 500MHz |
Primary Applications | - High-frequency RF systems - Microwave circuits - Satellite communications - Military/aerospace equipment |
- Consumer electronics - Industrial equipment - Computer hardware - General electronics |
Manufacturing Complexity | Complex, requires special tools and processes | Standard, well-established processes |
Thermal Stability | Excellent | Good |
Signal Integrity | Superior | Moderate |
Moisture Resistance | Excellent | Good |
Mechanical Strength | Moderate | High |
Chemical Resistance | Excellent | Good |
Market Availability | Limited | Widely available |
Processing Requirements | Specialized equipment and expertise | Standard PCB equipment |
Dimensional Stability | Excellent | Good |
Your boards deserve the best protection!
— POE PCB/PCBA Manufacturer (@poe_pcba) August 27, 2025
At POE, we design and produce custom foam packaging solutions tailored to the unique dimensions and requirements of each PCB and PCBA.
Quality doesn’t end at production—it extends all the way to your doorstep.#PCBA #CustomPackaging pic.twitter.com/92sj5ITODC
Since 1996, POE has become a globally renowned PCB company, providing small to medium volume PCB/ PCBA manufacturing services.