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Design & Manufacture
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Property Comparison of Convoluted Tubing | |||||
| Properties | PTFE | FEP | PFA | ETFE | ECTFE |
| Shore Hardness | D50-65 | D56 | D55-60 | D75 | D75-80 |
| Specific Gravity | 2.17 | 2.15 | 2.15 | 1.70 | 1.68 |
| Tensile Strength at Break | 3500 PSI | 3400 PSI | 3600 PSI | 6200 PSI | 6500 PSI |
| Elongation at Break, % | 200-400 | 250-325 | 260-300 | 225-300 | 375-450 |
| Min/Max Continuous Operating Temperature | (-)450°/500°F (-)235°/260°C |
(-)100°/400°F (-)75°/205°C |
(-)450°/500°F (-)235°/260°C |
(-)88°/302°F (-)67°/150°C |
(-)105°/285°F (-)76°/140°C |
| Vacuum at Room
Temperature - 2 degree rise in temp, vacuum drops by 1% |
*27 IN HG AT 72°F | *27 IN HG AT 72°F |
*27 IN HG AT 72°F | *27 IN HG AT 72°F |
*27 IN HG AT 72°F |
| Flammability | Non-flammable | Non-flammable | Non-flammable | Non-flammable | Non-flammable |
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Parker-TexLoc, Mfr. of Precision Fluoroplastic Tubing & Heat Shrink |
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