FR-5 vs. Teflon PTFE/FEP Machining
Comparison of FR-5 and Teflon PTFE/FEP Property Values
G-11 |
0.2 |
43,000 |
3,000 |
0.83 |
-- |
Material |
---|
Water Absorption Rating |
Tensile Strength |
Flexural Modulus |
Coefficient of Linear Thermal Expansion |
Dielectric Strength |
Unfilled | 35% Glass Filled | 24% Carbon Filled |
< 0.01 | 0.02 | 0.05 |
3,900 | 2,100 | 1,900 |
72,000 | 190,000 | 160,000 |
7.5 | 6.4 | 6.0 |
-- | -- | -- |
Material Properties
- High Dielectric Strength
- Radiation Resistant
- High Tensile Strength
- Low Cold Flow Or Creep
- Chemically Resistant
- High Flexural Strength
- Dimensional Stability
- Low Moisture Absorption
- Low Dissipation Factor
- High Impact Strength
- Cryogenic Serviceability
- Excellent dielectric properties
- Inertness to most chemicals
- High heat and chemical resistance
- Very low coeffiecient of friction
- Excellent radiation resistance
- Zero moisture absorption
- Relatively insensitive to power frequency
- Machinability
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