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PMQ Rubber vs. NBR Rubber

Both PMQ rubber and NBR rubber are thermoset elastomers (rubber). There are 10 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

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

Metric UnitsUS Customary Units

Material Properties

Density, g/cm3 1.2
1.3
Elongation at Break, % 480
380
Glass Transition Temperature, °C -130
-30
Maximum Temperature: Mechanical, °C 220
110
Specific Heat Capacity, J/kg-K 1590
1350
Strength to Weight: Axial, points 1.9
3.9
Strength to Weight: Bending, points 7.4
12
Tensile Strength: Ultimate (UTS), MPa 8.0
18
Thermal Conductivity, W/m-K 0.23
0.25
Thermal Diffusivity, mm2/s 0.12
0.15