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NBR Rubber vs. PPSU

NBR rubber belongs to the thermoset elastomers (rubber) classification, while PPSU belongs to the thermoplastics. There are 10 material properties with values for both materials. Properties with values for just one material (22, in this case) are not shown.

For each property being compared, the top bar is NBR rubber and the bottom bar is PPSU.

Metric UnitsUS Customary Units

Material Properties

Density, g/cm3 1.3
1.4
Elongation at Break, % 380
26
Glass Transition Temperature, °C -30
220
Maximum Temperature: Mechanical, °C 110
160
Specific Heat Capacity, J/kg-K 1350
970
Strength to Weight: Axial, points 3.9
19
Strength to Weight: Bending, points 12
33
Tensile Strength: Ultimate (UTS), MPa 18
95
Thermal Conductivity, W/m-K 0.25
0.24
Thermal Diffusivity, mm2/s 0.15
0.17