Convoluted Tubing
Property Comparison of Convoluted Tubing
 

 

Properties PTFE FEP PFA ETFE
Shore Hardness D50-65D56 D55-60D75
Specific Gravity 2.172.15 2.151.70
Tensile Strength at Break 3500 PSI3400 PSI 3600 PSI6200 PSI
Elongation at Break, % 200-400250-325 260-300225-300
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
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
Flammability Non-flammableNon-flammable Non-flammableNon-flammable
 
 
 
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