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What are the Disadvantages of Polypropylene?
Oct 11, 2017



  • Polypropylene has a high thermal expansion coefficient which limits its high temperature applications.

  • Polypropylene is susceptible to UV degradation.

  • Polypropylene has poor resistance to chlorinated solvents and aromatics.

  • Polypropylene is known to be difficult to paint as it has poor bonding properties.

  • Polypropylene is highly flammable.

  • Polypropylene is susceptible to oxidation.

  • Despite its shortcomings, polypropylene is a great material overall. It has a unique blend of qualities that aren’t found in any other material which makes it an ideal choice for many projects.