MakeItFrom.com
Menu (ESC)

PHB vs. PETG

Both PHB and PETG are thermoplastics. There are 12 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 PHB and the bottom bar is PETG.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 1.3
2.2
Flexural Strength, MPa 20
77
Tensile Strength: Ultimate (UTS), MPa 30
53

Thermal Properties

Heat Deflection Temperature At 1.82 MPa (264 psi), °C 60
69
Melting Onset (Solidus), °C 180
140

Electrical Properties

Dielectric Constant (Relative Permittivity) At 1 Hz 3.0
2.6

Otherwise Unclassified Properties

Density, g/cm3 1.3
1.3
Water Absorption After 24 Hours, % 0.75
0.2

Common Calculations

Stiffness to Weight: Axial, points 0.58
1.0
Stiffness to Weight: Bending, points 29
34
Strength to Weight: Axial, points 6.7
12
Strength to Weight: Bending, points 17
25