• Polystyrene (High Impact) HIPS

    APPLICATIONS

    Yoghurt pots, refrigerator linings, vending cups, bathroom cabinets, toilet seats and tanks, closures, instrument control knobs.

    PROPERTIES

    Hard, rigid, translucent, impact strength up to 7 x GPPS, other properties similar.

    PHYSICAL PROPERTIES
    Tensile Strength 2.20 - 2.70 N/mm²
    Notched Impact Strength 10.0 - 20.0 Kj/m²
    Thermal Coefficient of expansion 80 x 10-6
    Max Cont Use Temp 60 - 80 oC
    Density 1.03 - 1.06 g/cm3

    RESISTANCE TO CHEMICALS
    Dilute Acid **
    Dilute Alkalis ****
    Oils and Greases **
    Aliphatic Hydrocarbons ****
    Aromatic Hydrocarbons *
    Halogenated Hydrocarbons *
    Alcohols * variable

    KEY * poor ** moderate *** good **** very good


    CURRENT CASE STUDIES

    Polystyrene cups Drinking cups from high impact polystyrene. Cheap, easy to mould, hygienic, easy to recycle - the perfect material for the application!