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PPE vs. IR Rubber

PPE belongs to the thermoplastics classification, while IR rubber belongs to the thermoset elastomers (rubber). There are 10 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 PPE and the bottom bar is IR rubber.

Metric UnitsUS Customary Units

Material Properties

Density, g/cm3 1.1
1.0
Elongation at Break, % 30
600
Glass Transition Temperature, °C 85
-70
Maximum Temperature: Autoignition, °C 430
300
Specific Heat Capacity, J/kg-K 1200
1550
Strength to Weight: Axial, points 14
5.6
Strength to Weight: Bending, points 30
17
Tensile Strength: Ultimate (UTS), MPa 55
19
Thermal Conductivity, W/m-K 0.22
0.14
Thermal Diffusivity, mm2/s 0.17
0.1