PTFE Tubing
Chemically resistant, low coefficient of friction, with a broad temperature range -454°F to 500°F
PTFE tubing is often the first choice for many advanced applications due to its superior lubricity, temperature and chemical resistance, biocompatibility and precision tolerances. It has an extremely low coefficient of friction and possesses a broad temperature range, allowing it to excel equally in extreme cold and hot environments.
Zeus® PTFE Tubing– is available in a variety of sizes and operating pressures. PTFE tubing is chemically resistant, has a low coefficient of friction, and broad temperature range from 500°F (260°C) to -454°F (–270°C).
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STANDARD SIZES
TUBING |
Outside Diameter:
0.063 in – 0.750 in |
Inside Diameter:
0.031 in – 0.688 in |
|
Wall:
0.016 in – 0.063 in |
|
Length:
25 ft, 50 ft, 100 ft |
OPTIONS AVAILABLE
Operating
Pressure |
40 – 390 psig |
Length and diameter tolerances vary by size, by manufacturer, brand, and grade.
TYPICAL PROPERTIES OF PTFE TUBING
PHYSICAL |
ASTM |
PTFE |
Density (g/cc) |
D792 |
2.16 - 2.22 |
Water absorption (%) |
D570 |
0 |
Standard percent crystallinity (%) |
|
>90 |
Refractive index |
|
1.35 |
Radiation resistance (MRad) |
|
1 |
Oxygen index (%) |
D2863 |
>95 |
MECHANICAL |
|
|
Hardness, Shore D |
D2240 |
50 - 65 |
Ultimate tensile strength (MPa) |
D638 |
20 - 35 |
Elongation at break (%) |
D638 |
200 - 550 |
Modulus of elasticity (GPa) |
D638 |
0.39 - 0.6 |
Flexural Modulus (GPa) |
D790 |
0.275 - 0.7 |
Coefficient of friction |
|
0.02 - 0.2 |
ELECTRICAL |
|
|
Volume resistivity (Ω-cm) |
D257 |
1e14 - 1e19 |
Dielectric constant 1 MHz |
D150 |
2.1 |
Dielectric strength (V/mil) |
D149 |
189 - 610 |
THERMAL |
|
|
Conductivity (W/m-K) |
C117 |
0.167 - 0.3 |
Maximum service temperature, air (°C) |
|
260 |
Minimum service temperature, air (°C) |
|
-200 - -240 |
Melt temperature (°C) |
|
327 - 342 |
Glass temperature (°C) |
|
127 |
Decomposition temperature (°C) |
E1131 |
400 - 500 |
CTE, linear 20° (µm/m-°C) |
D696 |
126 - 180 |
The information presented here is believed to be accurate and is not intended to constitute a specification. Property characteristics are dramatically impacted by geometry and processing method; therefore the properties of extruded parts may vary. This table is only meant to serve as a general guideline; users should evaluate the material to determine the suitability for their own particular application.
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