Mechanical properties of teflon
| Mechanical properties
(Properties were measured at 23°C (73°F), unless
otherwise noted) |
| Properties
|
Teflon PTFE (Powder,
paste,
disper) |
Teflon (FEP) |
Teflon PFA |
Tefzel |
| Specific gravity |
2.13-2.22 |
2.15 |
2.15 |
1.70-1.78 |
Tensile Strength
Mpa (psi) |
21-35 Mpa (3,000-5,000 psi)
|
23 Mpa(3,400 psi) |
25 Mpa(3,600 psi) |
40-47 Mpa (5,800-6,700 psi) |
Elongation %
|
300-500% |
325% |
300% |
150-300% |
Flexural Modulus
Mpa (psi) |
500 Mpa (72,000psi) |
600 Mpa(85,000psi) |
600 Mpa(85,000psi) |
1,000 Mpa(145,000psi) |
Folding Endurance
(MIT)
Cycles |
>106(MIT)cycles |
5-80 x 103 |
10-500 x 103 |
10-27 x 103 |
Impact Strength
J/m (ft.lb/in) |
189 J/m (3.5ft·lb/in) |
No Break |
No Break |
No Break |
Hardness
Shore D |
50-65 Shore D |
56 Shore D |
60 Shore D |
63-72 Shore D |
| Coefficient of Friction, Dynamic <3
m/min(<10 ft/min) |
0.1 |
0. |
0.2 |
0.23 |
|
|