PTFE TUBE
Key Properties of PTFE :
- Polytetrafluoroethylene (P.T.F.E) has the lowest coefficient of friction of all polymers
- Useful in high temperature applications
- Very good chemical resistance to all common solvents, acids and bases
- PTFE is virtually unaffected by oxygen, ozone and UV light
- Excellent dielectric insulation properties
- The working temperature of PTFE is extremely broad, ranging from 260° C (500° F) to -270° C (-454° F)
Note : All of our tubing can be supplied in colors with enhancing fillers and also with color stripes we can provide the tubes. We also supply Convoluted tubes, Conductive PTFE Plain and PTFE Conductive Convoluted tubes kindly refer our part nomenclature before ordering. Also special sizes are available on request.
| Property | Specification | Unit | Value | |
| General | Continuous service temperature | Maximum | ° C | 260 |
| General | Continuous service temperature | Maximum | ° F | 500 |
| General | Chemical resistance | - | - | Excellent |
| General | Specific gravity | D 792 | - | 2.15 |
| Electrical | Dielectric constant | D 150 at 10^3 Hz | - | 2.1 |
| Electrical | Dielectric constant | D 150 at 10^6 Hz | - | 2.1 |
| Electrical | Dielectric dissipation factor | D 150 at 10^3 Hz | - | 0.0002 |
| Electrical | Dielectric dissipation factor | D 150 at 10^6 Hz | - | 0.0002 |
| Electrical | Dielectric strength (short term) 10 mils film | D 149 | Volt / mil | >1 400 |
| Electrical | Volume resistivity | D 257 | Ohm·cm | >10^ 18 |
| Environmental | Water absorption | D 570 | % | < 0.01 |
| Environmental | Weather resistance | - | - | Excellent |
| Environmental | Oxygen index | D 2863 | % | >95 |
| Environmental | Flammability | UL 94 | - | V-0 |
| Mechanical | Tensile strength | D 1708, D 638 | psi | 3 500 |
| Mechanical | Elongation | D 1708, D 638 | % | 300 |
| Mechanical | Compressive strength | D 695 | psi | 3 500 |
| Mechanical | Impact strength | D 256 at +23°C | Ft-Lb / in | 3.5 |
| Mechanical | Flexural Modulus | D 790 at +23°C | psi | 90 000 |
| Mechanical | Tensile Modulus | D 638 | psi | 80 000 |
| Mechanical | Hardness | D 2240 | - | D-60 |
| Thermal | Melting point | - | ° C | 327 |
| Thermal | Melting point | - | ° F | 620 |
| Thermal | Thermal conductivity | C-177 | BTU / hr / ft2 /°F. in | 1.7 |
| Thermal | Deflection temperature 66 psi | D 648 | ° C | 122 |
| Thermal | 264 psi | D 648 | ° C | 55 |
| Thermal | Deflection temperature 66 psi | D 648 | ° F | 252 |
| Thermal | 264 psi | D 648 | ° F | 131 |
Technical Details
Metric Size
| Item Code |
ID
|
OD
|
WT
|
BP
|
W
|
| mm | mm | mm | bar | g/m | |
| 18-0040000300NT | 3.00 | 4.00 | 0.50 | 40 | 13 |
| 18-0045000300NT | 3.00 | 4.50 | 0.75 | 56 | 21 |
| 18-0050000300NT | 3.00 | 5.00 | 1.00 | 70 | 30 |
| 18-0045000350NT | 3.50 | 4.50 | 0.50 | 35 | 15 |
| 18-0050000350NT | 3.50 | 5.00 | 0.75 | 49 | 24 |
| 18-0055000350NT | 3.50 | 5.50 | 1.00 | 62 | 34 |
| 18-0050000400NT | 4.00 | 5.00 | 0.50 | 31 | 17 |
| 18-0055000400NT | 4.00 | 5.50 | 0.75 | 44 | 27 |
| 18-0060000400NT | 4.00 | 6.00 | 1.00 | 56 | 38 |
| 18-0070000400NT | 4.00 | 7.00 | 1.50 | 76 | 63 |
| 18-0065000450NT | 4.50 | 6.50 | 1.00 | 51 | 42 |
| 18-0060000500NT | 5.00 | 6.00 | 0.50 | 25 | 21 |
| 18-0065000500NT | 5.00 | 6.50 | 0.75 | 37 | 33 |
| 18-0070000500NT | 5.00 | 7.00 | 1.00 | 47 | 46 |
| 18-0080000500NT | 5.00 | 8.00 | 1.50 | 65 | 74 |
| 18-0090000500NT | 5.00 | 9.00 | 2.00 | 80 | 106 |
| 18-0075000550NT | 5.50 | 7.50 | 1.00 | 43 | 49 |
| 18-0070000600NT | 6.00 | 7.00 | 0.50 | 22 | 25 |
| 18-0080000600NT | 6.00 | 8.00 | 1.00 | 40 | 53 |
| 18-0090000600NT | 6.00 | 9.00 | 1.50 | 56 | 85 |
| 18-0100000600NT | 6.00 | 10.00 | 2.00 | 70 | 122 |
| 18-0080000650NT | 6.50 | 8.00 | 0.75 | 29 | 41 |
| 18-0080000700NT | 7.00 | 8.00 | 0.50 | 19 | 28 |
| 18-0090000700NT | 7.00 | 9.00 | 1.00 | 35 | 61 |
| 18-0100000700NT | 7.00 | 10.00 | 1.50 | 49 | 97 |
| 18-0095000750NT | 7.50 | 9.50 | 1.00 | 33 | 65 |
| 18-0090000800NT | 8.00 | 9.00 | 0.50 | 16 | 32 |
| 18-0095000800NT | 8.00 | 9.50 | 0.75 | 24 | 50 |
| 18-0100000800NT | 8.00 | 10.00 | 1.00 | 31 | 68 |
| 18-0120000800NT | 8.00 | 12.00 | 2.00 | 56 | 152 |
| 18-0105000850NT | 8.50 | 10.50 | 1.00 | 29 | 72 |
| 18-0100000900NT | 9.00 | 10.00 | 0.50 | 15 | 36 |
| 18-0105000900NT | 9.00 | 10.50 | 0.75 | 22 | 56 |
| 18-0110000900NT | 9.00 | 11.00 | 1.00 | 28 | 76 |
| 18-0120000900NT | 9.00 | 12.00 | 1.50 | 40 | 120 |
| 18-0110001000NT | 10.00 | 11.00 | 0.50 | 13 | 40 |
| 18-0120001000NT | 10.00 | 12.00 | 1.00 | 25 | 84 |
| 18-0130001000NT | 10.00 | 13.00 | 1.50 | 37 | 131 |
| 18-0140001000NT | 10.00 | 14.00 | 2.00 | 47 | 182 |
| 18-0150001000NT | 10.00 | 15.00 | 2.50 | 56 | 237 |
| 18-0130001100NT | 11.00 | 13.00 | 1.00 | 23 | 91 |
| 18-0140001200NT | 12.00 | 14.00 | 1.00 | 22 | 99 |
| 18-0150001200NT | 12.00 | 15.00 | 1.50 | 31 | 154 |
| 18-0160001200NT | 12.00 | 16.00 | 2.00 | 40 | 213 |
| 18-0150001300NT | 13.00 | 15.00 | 1.00 | 20 | 106 |
| 18-0160001300NT | 13.00 | 16.00 | 1.50 | 29 | 165 |
| 18-0170001300NT | 13.00 | 17.00 | 2.00 | 37 | 228 |
| 18-0160001400NT | 14.00 | 16.00 | 1.00 | 19 | 114 |
| 18-0170001400NT | 14.00 | 17.00 | 1.50 | 27 | 177 |
| 18-0180001400NT | 14.00 | 18.00 | 2.00 | 35 | 243 |
| 18-0170001500NT | 15.00 | 17.00 | 1.00 | 18 | 122 |
| 18-0180001500NT | 15.00 | 18.00 | 1.50 | 25 | 188 |
| 18-0180001600NT | 16.00 | 18.00 | 1.00 | 16 | 129 |
| 18-0190001600NT | 16.00 | 19.00 | 1.50 | 24 | 199 |
| 18-0200001600NT | 16.00 | 20.00 | 2.00 | 31 | 274 |
| 18-0195001650NT | 16.50 | 19.50 | 1.50 | 23 | 205 |
| 18-0200001700NT | 17.00 | 20.00 | 1.50 | 23 | 211 |
| 18-0200001800NT | 18.00 | 20.00 | 1.00 | 15 | 144 |
| 18-0210001800NT | 18.00 | 21.00 | 1.50 | 22 | 222 |
| 18-0220001800NT | 18.00 | 22.00 | 2.00 | 28 | 304 |
| 18-0210001900NT | 19.00 | 21.00 | 1.00 | 14 | 152 |
| 18-0220001900NT | 19.00 | 22.00 | 1.50 | 20 | 234 |
Imperial Size
| Item Code |
ID
|
OD
|
WT
|
BP
|
W
|
||
| inch | mm | inch | mm | inch | bar | g/m | |
| 18-0048000320NT | 1/8 | 3.20 | 3/16 | 4.80 | 1/32 | 56 | 24 |
| 18-0064000320NT | 1/8 | 3.20 | 1/4 | 6.40 | 1/16 | 93 | 58 |
| 18-0064000400NT | 5/32 | 4.00 | 1/4 | 6.40 | 3/64 | 65 | 47 |
| 18-0064000480NT | 3/16 | 4.80 | 1/4 | 6.40 | 1/32 | 40 | 34 |
| 18-0079000480NT | 3/16 | 4.80 | 5/16 | 7.90 | 1/16 | 70 | 75 |
| 18-0079000640NT | 1/4 | 6.40 | 5/16 | 7.90 | 1/32 | 31 | 41 |
| 18-0095000640NT | 1/4 | 6.40 | 3/8 | 9.50 | 1/16 | 56 | 94 |
| 18-0127000640NT | 1/4 | 6.40 | 1/2 | 12.70 | 1/8 | 93 | 229 |
| 18-0095000790NT | 5/16 | 7.90 | 3/8 | 9.50 | 1/16 | 25 | 53 |
| 18-0111000950NT | 3/8 | 9.50 | 7/16 | 11.10 | 1/32 | 21 | 63 |
| 18-0127000950NT | 3/8 | 9.50 | 1/2 | 12.70 | 1/16 | 40 | 135 |
| 18-0127001110NT | 7/16 | 11.10 | 1/2 | 12.70 | 1/32 | 19 | 72 |
| 18-0143001270NT | 1/2 | 12.70 | 9/16 | 14.30 | 1/32 | 16 | 82 |
| 18-0159001270NT | 1/2 | 12.70 | 5/8 | 15.90 | 1/16 | 31 | 174 |
| 18-0159001430NT | 9/16 | 14.30 | 5/8 | 15.90 | 1/32 | 15 | 92 |
| 18-0175001590NT | 5/8 | 15.90 | 11/16 | 17.50 | 1/32 | 13 | 102 |
| 18-0191001590NT | 5/8 | 15.90 | 3/4 | 19.10 | 1/16 | 25 | 213 |
| 18-0191001750NT | 11/16 | 17.50 | 3/4 | 19.10 | 1/32 | 12 | 111 |
| 18-0222301910NT | 3/4 | 19.10 | 7/8 | 22.23 | 1/16 | 22 | 246 |