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PA 6/12 vs. PETG

Both PA 6/12 and PETG are thermoplastics. There are 15 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 PETG.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 1.7 to 2.2
2.2
Flexural Modulus, GPa 1.2 to 2.2
2.1
Flexural Strength, MPa 45 to 64
77
Tensile Strength: Ultimate (UTS), MPa 40 to 58
53

Thermal Properties

Melting Onset (Solidus), °C 210
140
Specific Heat Capacity, J/kg-K 1590
1200
Thermal Conductivity, W/m-K 0.22
0.29

Electrical Properties

Dielectric Constant (Relative Permittivity) At 1 Hz 3.9 to 12
2.6

Otherwise Unclassified Properties

Density, g/cm3 1.1
1.3
Water Absorption After 24 Hours, % 0.25
0.2

Common Calculations

Stiffness to Weight: Axial, points 0.89 to 1.2
1.0
Stiffness to Weight: Bending, points 38 to 41
34
Strength to Weight: Axial, points 10 to 15
12
Strength to Weight: Bending, points 25 to 31
25
Thermal Diffusivity, mm2/s 0.13
0.19