Thermal
and Mechanical Properties of Teflon (Polytetra Fluoroethylene)
Density= 2.19 g/cc
T (K)
Thermal Expansion
Heat
Capacity
Thermal Conductivity
Tensile Strength
Yield Strength
Young's Modulus
(%)
(J/gK)
(Psi)
(Psi)
(Psi)
373
1.040
1.05E+00
2.700E-03
360
0.871
1.05E+00
2.700E-03
340
0.611
1.05E+00
2.700E-03
320
0.351
1.05E+00
2.700E-03
300
0.091
1.01E+00
2.700E-03
1.90E+03
2.50E+03
5.80E+04
293
0.000
9.95E-01
2.700E-03
2.10E+03
2.70E+03
6.05E+04
273
-0.500
9.45E-01
2.700E-03
2.40E+03
3.20E+03
8.50E+04
260
-0.645
9.10E-01
2.700E-03
2.70E+03
3.70E+03
1.10E+05
240
-0.850
8.50E-01
2.700E-03
3.30E+03
4.60E+03
1.50E+05
220
-1.050
7.90E-01
2.700E-03
4.10E+03
5.50E+03
1.90E+05
200
-1.240
7.30E-01
2.700E-03
5.05E+03
6.70E+03
2.40E+05
180
-1.400
6.65E-01
2.700E-03
6.30E+03
8.00E+03
3.00E+05
160
-1.540
6.00E-01
2.650E-03
7.50E+03
9.50E+03
3.60E+05
140
-1.660
5.30E-01
2.650E-03
9.00E+03
1.15E+04
4.20E+05
120
-1.760
4.60E-01
2.600E-03
1.08E+04
1.33E+04
4.90E+05
100
-1.850
3.86E-01
2.600E-03
1.25E+04
1.58E+04
5.70E+05
80
-1.930
3.15E-01
2.400E-03
1.45E+04
1.81E+04
6.50E+05
60
-2.000
2.35E-01
2.250E-03
1.70E+04
2.05E+04
7.40E+05
40
-2.060
1.55E-01
2.000E-03
1.95E+04
2.28E+04
8.30E+05
20
-2.110
7.60E-02
1.600E-03
2.20E+04
2.50E+04
9.20E+05
10
-2.130
1.80E-02
1.000E-03
2.35E+04
2.62E+04
9.70E+05
4.2
-2.140
1.70E-03
5.000E-04
2.43E+04
2.70E+04
1.00E+06
T(K) = Temperature in Kelvin, T(C) =
Temperature in Celsius
T (C)
= T (K) - 273
Thermal Expansion (%) = 100 x [L(T)
- L(293)] / L(293)
Heat Capacity [=] 1 J/gK = 0.23864
BTU/lbm/F
Thermal Conductivity [=] 1 W/cmK =
57.77 BTU/hr/ft/F
Tensile and Yield
Strengths- lower bound values given
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