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PA 6/12 vs. Unfilled PTFE

Both PA 6/12 and unfilled PTFE are thermoplastics. There are 17 material properties with values for both materials. Properties with values for just one material (16, in this case) are not shown.

For each property being compared, the top bar is PA 6/12 and the bottom bar is unfilled PTFE.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 1.7 to 2.2
0.45
Elongation at Break, % 30 to 120
300
Flexural Modulus, GPa 1.2 to 2.2
0.4
Flexural Strength, MPa 45 to 64
50
Tensile Strength: Ultimate (UTS), MPa 40 to 58
25

Thermal Properties

Maximum Temperature: Decomposition, °C 450
540
Melting Onset (Solidus), °C 210
330
Specific Heat Capacity, J/kg-K 1590
1050
Thermal Conductivity, W/m-K 0.22
0.24

Otherwise Unclassified Properties

Density, g/cm3 1.1
2.2
Limiting Oxygen Index (LOI), % 25
90
Water Absorption After 24 Hours, % 0.25
0.0093

Common Calculations

Stiffness to Weight: Axial, points 0.89 to 1.2
0.12
Stiffness to Weight: Bending, points 38 to 41
12
Strength to Weight: Axial, points 10 to 15
3.2
Strength to Weight: Bending, points 25 to 31
8.7
Thermal Diffusivity, mm2/s 0.13
0.11