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 |
The clock is ticking
— POE PCB/PCBA Manufacturer (@poe_pcba) September 27, 2025
September is almost over—have you made the most of it yet?
So if your project’s still on the bench, now’s the time to bring it to life.#PCBAssembly #PCBA #EMS #OEM #ElectronicsManufacturing pic.twitter.com/qLI1iDtJex
Since 1996, POE has become a globally renowned PCB company, providing small to medium volume PCB/ PCBA manufacturing services.