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PA 11 vs. PFA

Both PA 11 and PFA are thermoplastics. There are 10 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown. Please note that the two materials have significantly dissimilar densities. This means that additional care is required when interpreting the data, because some material properties are based on units of mass, while others are based on units of area or volume.

For each property being compared, the top bar is PA 11 and the bottom bar is PFA.

Metric UnitsUS Customary Units

Material Properties

Density, g/cm3 1.0
2.2
Elongation at Break, % 80 to 130
300
Limiting Oxygen Index (LOI), % 29
80
Melting Onset (Solidus), °C 180
300
Specific Heat Capacity, J/kg-K 1740
1000
Strength to Weight: Axial, points 6.7 to 14
3.9
Strength to Weight: Bending, points 18 to 30
10
Tensile Strength: Ultimate (UTS), MPa 25 to 51
30
Thermal Conductivity, W/m-K 0.28
0.25
Thermal Diffusivity, mm2/s 0.16
0.12