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PA 11 vs. ECTFE

Both PA 11 and ECTFE are thermoplastics. There are 13 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.

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

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 0.4 to 1.3
1.6
Elongation at Break, % 80 to 130
230
Tensile Strength: Ultimate (UTS), MPa 25 to 51
49

Thermal Properties

Melting Onset (Solidus), °C 180
240
Specific Heat Capacity, J/kg-K 1740
1170
Thermal Conductivity, W/m-K 0.28
0.15

Otherwise Unclassified Properties

Density, g/cm3 1.0
1.7
Limiting Oxygen Index (LOI), % 29
60

Common Calculations

Stiffness to Weight: Axial, points 0.22 to 0.71
0.52
Stiffness to Weight: Bending, points 24 to 36
23
Strength to Weight: Axial, points 6.7 to 14
8.1
Strength to Weight: Bending, points 18 to 30
18
Thermal Diffusivity, mm2/s 0.16
0.078