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PP Copolymer vs. PMP

Both PP copolymer and PMP are thermoplastics. There are 13 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is PP copolymer and the bottom bar is PMP.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 0.9 to 1.1
1.1
Elongation at Break, % 12
30
Impact Strength: Notched Izod, J/m 110 to 350
130
Tensile Strength: Ultimate (UTS), MPa 23 to 33
24

Thermal Properties

Maximum Temperature: Mechanical, °C 80
140
Melting Onset (Solidus), °C 150
230

Electrical Properties

Dielectric Constant (Relative Permittivity) At 1 Hz 2.2 to 2.3
2.1
Dielectric Strength (Breakdown Potential), kV/mm 21 to 22
28

Otherwise Unclassified Properties

Density, g/cm3 0.9
0.83

Common Calculations

Stiffness to Weight: Axial, points 0.56 to 0.68
0.74
Stiffness to Weight: Bending, points 36 to 38
41
Strength to Weight: Axial, points 7.1 to 10
8.0
Strength to Weight: Bending, points 20 to 25
22