Teflon PTFE/FEP vs. UHMW Machining
Comparison of Teflon PTFE/FEP and UHMW Property Values
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 |
---|
Water Absorption Rating |
Tensile Strength |
Flexural Modulus |
Coefficient of Linear Thermal Expansion |
Dielectric Strength |
UHMW - PE |
slight |
3,100 |
110,000 |
11.1 |
-- |
Material Properties
- 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
- High impact strength
- Machinability
- Low coefficient of friction
- Self-lubricating
- Chemical resistant
- Zero water absorption
- High abrasion resistance
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