FR-4 vs. PEEK Machining
Comparison of FR-4 and PEEK Property Values
| FR-4 |
|---|
| 0.1 |
| 45,000 |
| 2,700 |
| 0.66 |
| -- |
| Material |
|---|
| Water Absorption Rating |
| Tensile Strength |
| Flexural Modulus |
| Coefficient of Linear Thermal Expansion |
| Dielectric Strength |
| PEEK Unfilled | PEEK 30% Glass Filled |
|---|
| 0.5 | 0.11 |
| 14,000 | 24,620 |
| 590,000 | 1,450,000 |
| 2.6 | 1.2 |
| -- | -- |
Material Properties
- Extremely high mechanical strength
- Good dielectric loss properties
- Good electrical strength properties
- Machinability
- High abrasion resistance
- Low moisture absorption
- Outstanding chemical resistance
- Low coefficient of friction
- Excellent wear characteristics
- Machinability
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