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High Impact Polystyrene

High Impact Polystyrene (COMPRZ)

COMPRZ is a high impact resistant Polystyrene. It has a lower modulus, better elongation, and is a lot less brittle than crystal styrene. Some uses include tubing, appliance components, housings, covers, and food contact. This compound is designed for applications requiring the following properties:

  • Flame Retardant
  • High Impact Resistance
  • High Gloss
  • FDA 21 CFR 177.1640
  • Good dimensional stability
  • Low Volatility
  • Informational Download

    Download the PDF version of the information on this page below.

    Typical Properties Nominal Value ASTM Test Method
    Specific Gravity 1.04 D-792
    Hardness (R-scale) 103 D-785
    1/8″ Izod Impact, ft/lbs in notch 1.8 D-256
    Tensile Yield Strength, 103 psi (Injection Molded) 2.76 D-638
    Tensile Modulus, 105 psi (Injection Molded) 2.61 D-638
    Flexural Strength, 103 psi (Injection Molded) 5.22 D-790
    Flexural Modulus, 105 psi 2.76 D-790
    DTUL @264 psi, ℃ unannealed 78.0 D-648
    CLTE 5.0×10-5/in ℉ D-696
    Flame Class HB UL-94

    Recent News/Events:

    12/14

    Docks Expo

    Barbour Plastics, Inc exhibited at the recent Docks Expo in St. Charles, MO for the first time Nov 30- Dec 2, 2016 . Our Booth was very well received. We would like to thank all who attended and stopped by our booth to see our new offerings. Learn more here http://barbourplastics.com/marine-extrusions/ or call 508-897-8399.

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    Barbour Corporation

    For over 120 years, Barbour Corporation has provided the highest quality products to all of its various customers. Whether your needs are in the shoe, boat, refrigeration, environmental, or furniture businesses, our products are sure to exceed expectations.