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PPE vs. FKM Rubber

PPE belongs to the thermoplastics classification, while FKM rubber belongs to the thermoset elastomers (rubber). There are 7 material properties with values for both materials. Properties with values for just one material (18, in this case) are not shown.

For each property being compared, the top bar is PPE and the bottom bar is FKM rubber.

Metric UnitsUS Customary Units

Material Properties

Density, g/cm3 1.1
1.8
Elongation at Break, % 30
300
Glass Transition Temperature, °C 85
-20
Maximum Temperature: Mechanical, °C 90
220
Strength to Weight: Axial, points 14
1.1
Strength to Weight: Bending, points 30
4.7
Tensile Strength: Ultimate (UTS), MPa 55
7.5