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FKM Rubber vs. PPE

FKM rubber belongs to the thermoset elastomers (rubber) classification, while PPE belongs to the thermoplastics. 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 FKM rubber and the bottom bar is PPE.

Metric UnitsUS Customary Units

Material Properties

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