Question: Obtain approximate values of Young's modulus ( E ) and density for polypropylene ( PP ) from Figure 4 . 8 ( below ) .

Obtain approximate values of Young's modulus (E) and density for polypropylene (PP) from Figure 4.8(below). Estimate the density and Young's modulus of a foam made of polypropylene with 20% polypropylene and 80% porosity by volume.
Obtain approximate values of Young's modulus (E) and density for polypropylene

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