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CR Rubber vs. UP

CR rubber belongs to the thermoset elastomers (rubber) classification, while UP belongs to the thermoset plastics. There are 10 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is CR rubber and the bottom bar is UP.

Metric UnitsUS Customary Units

Material Properties

Density, g/cm3 1.5
2.0
Elongation at Break, % 380
1.0
Glass Transition Temperature, °C -45
60
Limiting Oxygen Index (LOI), % 26
20
Specific Heat Capacity, J/kg-K 1120
1200
Strength to Weight: Axial, points 1.9
4.2
Strength to Weight: Bending, points 7.1
11
Tensile Strength: Ultimate (UTS), MPa 11
30
Thermal Conductivity, W/m-K 0.19
0.7
Thermal Diffusivity, mm2/s 0.11
0.29