PTFE is currently the most widely used fluoropolymer material, and it can be made into various grades of tubes, rods. Other available PTFE forms include: sheet, plate and film.
If customers have any other size requirements, we can customize them according to your needs. Please feel free to contact us to discuss your unique needs.
> Very low coefficient of friction
> Non-stick properties
> Very high resistance to chemicals and solvents
> Wide operating temperature
> Excellent dielectric insulation properties
> Almost unaffected by oxygen, O3 and ultraviolet rays
Figure 1. A "tube-in-shell" membrane flow reactor 
Figure 2. Schematic depiction of a liquid meniscus surrounding a circular rod. 
|General||Continuous service temperature||260 °C|
|Specific gravity||2.14 -2.19 g/cc|
|Environmental||Water absorption||< 0.01 %|
|Oxygene index||> 95%|
|Flammability||UL 94 V-0|
|Thermal||Melting point||327 °C|
|Thermal conductivity||1.7 BTU/(h.ft.°F)|
|Heat deflection temperature @ 18.5 Kp/ sq.cm||50-60 °C|
|Heat deflection temperature @ 4.6 Kp/ sq.cm||130-140 °C|
|Mechanical||Tensile strength||3500 psi|
|Compressive strength||3500 psi|
|Impact strength||3.5 Ft-Lb/in|
|Flexural modulus||90000 psi|
|Tensile modulus||80000 psi|
|Electrical||Dielectric constant||2.1 D150 (103 Hz)|
|Dielectric dissipation factor||0.0002 D150 (103 Hz)|
|Dielectric strength (short term) 10 mils film|
|> 1018 Ohm · cm (D257)|
Note: The values in the above table are only a reference for material selection, and the actual parameters are subject to specific products.
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