Impact properties analysis of rotationally molded polyethylene and polypropylene for a wide range of temperatures

Abu Saifullah*, Ben Thomas, Kamran Tabeshfar, Robert Cripps

*Corresponding author for this work

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Abstract

    Rotational molding is an established and growing manufacturing method for large, hollow plastic components. In this work the impact properties of rotationally molded Polyethylene (PE) and Polypropylene (PP) were tested at temperature in the range of -40 °C to 30 °C. Dynamic mechanical thermal analysis (DMTA) was performed to analyse the measured impact properties of PP and PE plastics. For PP, a very good relationship was found between peak impact strength and the loss modulus curve obtained in DMTA analysis. A relationship between density, β peak height and peak impact strength was found for PE which is different from previous findings in the literature. It is concluded that further work should focus on developing an understanding of the PE material's microstructure in order to more fully understand its impact properties.
    Original languageEnglish
    Title of host publicationSPE ANTEC 2016
    PublisherSociety of Plastics Engineers
    Pages1686-1689
    Number of pages4
    ISBN (Print)978-1-71380195-5
    Publication statusPublished - 23 May 2016
    EventANTEC 2016: 74th Annual Technical Conference and Exhibition of the Society of Plastics Engineers - Indianapolis, United States
    Duration: 23 May 201625 May 2016

    Conference

    ConferenceANTEC 2016: 74th Annual Technical Conference and Exhibition of the Society of Plastics Engineers
    Country/TerritoryUnited States
    CityIndianapolis
    Period23/05/1625/05/16

    Keywords

    • noissn

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