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NBR Rubber vs. EVA

NBR rubber belongs to the thermoset elastomers (rubber) classification, while EVA belongs to the thermoplastics. There are 8 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

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

Metric UnitsUS Customary Units

Material Properties

Density, g/cm3 1.3
0.93 to 1.0
Elongation at Break, % 380
300 to 800
Specific Heat Capacity, J/kg-K 1350
1400
Strength to Weight: Axial, points 3.9
0.87 to 10
Strength to Weight: Bending, points 12
4.8 to 26
Tensile Strength: Ultimate (UTS), MPa 18
3.0 to 35
Thermal Conductivity, W/m-K 0.25
0.34
Thermal Diffusivity, m2/s 0.15
0.25 to 0.26