G-7 vs. Teflon PTFE/FEP Machining
Comparison of G-7 and Teflon PTFE/FEP Property Values
G-7 |
0.1 |
20,000 |
1,600 |
0.9 |
-- |
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
- Excellent heat and arc resistance
- Good electrical properties under humid conditions
- Machinability
- 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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