Question: The density and associated percent crystallinity for two polytetrafluoroethylene materials are as follows: (a) Compute the densities of totally crystalline and totally amorphous polytetrafluoroethylene. (b)

The density and associated percent crystallinity for two polytetrafluoroethylene materials are as follows:

(a) Compute the densities of totally crystalline and totally amorphous polytetrafluoroethylene.

(b) Determine the percent crystallinity of a specimen having a density of 2.26g/cm3.

crystallinity (%) p (g/cm) 2.144 51.3 74.2 2.215

crystallinity (%) p (g/cm) 2.144 51.3 74.2 2.215

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