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PC vs. PETG

Both PC and PETG are thermoplastics. There are 11 material properties with values for both materials. Properties with values for just one material (19, in this case) are not shown.

For each property being compared, the top bar is PC and the bottom bar is PETG.

Metric UnitsUS Customary Units

Mechanical Properties

Flexural Modulus, GPa 2.3 to 10
2.1
Flexural Strength, MPa 92 to 160
77
Impact Strength: Notched Izod, J/m 140 to 440
77
Tensile Strength: Ultimate (UTS), MPa 66 to 160
53

Thermal Properties

Glass Transition Temperature, °C 150
81
Heat Deflection Temperature At 1.82 MPa (264 psi), °C 130 to 150
69
Specific Heat Capacity, J/kg-K 1000 to 1200
1200
Thermal Expansion, µm/m-K 10 to 69
68

Otherwise Unclassified Properties

Density, g/cm3 1.2 to 1.4
1.3

Common Calculations

Strength to Weight: Axial, points 15 to 30
12
Strength to Weight: Bending, points 30 to 45
25