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PP Copolymer vs. UHMW-PE

Both PP copolymer and UHMW-PE are thermoplastics. There are 10 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.

For each property being compared, the top bar is PP copolymer and the bottom bar is UHMW-PE.

Metric UnitsUS Customary Units

Material Properties

Density, g/cm3 0.9
0.94
Dielectric Constant (Relative Permittivity) At 1 Hz 2.2 to 2.3
2.2
Elastic (Young's, Tensile) Modulus, GPa 0.9 to 1.1
0.8
Elongation at Break, % 12
400
Melting Onset (Solidus), °C 150
130
Stiffness to Weight: Axial, points 0.56 to 0.68
0.47
Stiffness to Weight: Bending, points 36 to 38
33
Strength to Weight: Axial, points 7.1 to 10
14
Strength to Weight: Bending, points 20 to 25
32
Tensile Strength: Ultimate (UTS), MPa 23 to 33
49