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PHB vs. CR Rubber

PHB belongs to the thermoplastics classification, while CR rubber belongs to the thermoset elastomers (rubber). There are 6 material properties with values for both materials. Properties with values for just one material (17, in this case) are not shown.

For each property being compared, the top bar is PHB and the bottom bar is CR rubber.

Metric UnitsUS Customary Units

Material Properties

Density, g/cm3 1.3
1.5
Elongation at Break, % 7.5
380
Maximum Temperature: Mechanical, °C 120
130
Strength to Weight: Axial, points 6.7
1.9
Strength to Weight: Bending, points 17
7.1
Tensile Strength: Ultimate (UTS), MPa 30
11