Polypropylene Resin

Industrially pure, natural, un-pigmented polypropylene pellets, used as a stock for the manufacture of plastic parts (121 billion pounds made in 2013), as well as an economical filling for beanbags and craft projects that will never rot or mildew. Pellets measure 3-5mm, and are irregularly shaped, as shown in the first photo.

Some facts about polypropylene:

Melting point: 170c (340f)
Density: 0.9g/cc
Chemical Formula: (C3H6)n

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