Polystyrene (PS)

Alternative and trade names
Styrolution®, Edistir®
Want to keep this datasheet? Save it now in your required format

Description

Transparent polymers suitable for injection molding or extrusion of complex items requiring good toughness and improved elasticity. Its key features include:


  • Transparency
  • Color consistency
  • Easy processing
  • Stiffness with good mechanical strength
  • Thermal resistance
  • This material data has been provided by M-Base.

    All metrics apply to room temperature unless otherwise stated. SI units used unless otherwise stated.
    Equivalent standards are similar to one or more standards provided by the supplier. Some equivalent standards may be stricter whereas others may be outside the bounds of the original standard.

    Ashby charts

    See where falls on the material property chart for against in your materials selection and design process. Our Ashby charts are interactive with more technical data upon clicking. Sign up to get access to this premium feature for free.

    Properties

    General

    PropertyValueTemperature

    Density

    1.04 - 1.05 g/cm³

    Show Material materials with Density of 1.04 - 1.05 g/cm³ at 23.0 °C

    23.0 °C

    Mechanical

    PropertyValueTemperatureComment

    Elastic modulus

    2 - 3.3 GPa

    Show Material materials with Elastic modulus of 2 - 3.3 GPa at 23.0 °C

    23.0 °C

    Elongation

    1 - 7 %

    Show Material materials with Elongation of 1 - 7 % at 23.0 °C

    23.0 °C

    Impact strength, Charpy notched

    2 - 6 kJ/m²

    Show Material materials with Impact strength, Charpy notched of 2 - 6 kJ/m² at 23.0 °C

    23.0 °C

    Impact strength, Charpy unnotched

    7 - 18 kJ/m²

    Show Material materials with Impact strength, Charpy unnotched of 7 - 18 kJ/m² at 23.0 °C

    23.0 °C

    Tensile strength

    20 - 60 MPa

    Show Material materials with Tensile strength of 20 - 60 MPa at 23.0 °C

    23.0 °C

    at 1-7% strain

    Thermal

    PropertyValueTemperature

    Coefficient of thermal expansion

    6E-5 - 9E-5 1/K

    Show Material materials with Coefficient of thermal expansion of 6E-5 - 9E-5 1/K at 23.0 °C

    23.0 °C

    Flammability

    UL 94 HB

    Max service temperature, long

    60 - 80 °C

    Show Material materials with Max service temperature, long of 60 - 80 °C

    Max service temperature, short

    75 - 90 °C

    Show Material materials with Max service temperature, short of 75 - 90 °C

    Specific heat capacity

    1300 J/(kg·K)

    Show Material materials with Specific heat capacity of 1300 J/(kg·K) at 23.0 °C

    23.0 °C

    Thermal conductivity

    0.16 - 0.18 W/(m·K)

    Show Material materials with Thermal conductivity of 0.16 - 0.18 W/(m·K) at 23.0 °C

    23.0 °C

    Electrical

    PropertyValueTemperature

    Dielectric constant

    2.4 - 2.5 [-]

    Show Material materials with Dielectric constant of 2.4 - 2.5 [-] at 23.0 °C

    23.0 °C

    Electrical resistivity

    1.00E+14 Ω·m

    Show Material materials with Electrical resistivity of 1.00E+14 Ω·m at 23.0 °C

    23.0 °C

    Optical

    PropertyValue

    Transparency

    yes

    Technological properties

    Property
    Application areas

    Packaging food, packaging cosmetics, horticultural pots, insulation panels

    Processing methods

    Injection molding, extrusion, thermoforming, foaming