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

    PropertyValue

    Density

    1.04 - 1.05 g/cm³

    Show Material materials with Density of 1.04 - 1.05 g/cm³

    Mechanical

    PropertyValueComment

    Elastic modulus

    2.0 - 3.3 GPa

    Show Material materials with Elastic modulus of 2.0 - 3.3 GPa

    Elongation

    1.0 - 7.0 %

    Show Material materials with Elongation of 1.0 - 7.0 %

    Impact strength, Charpy notched

    2.0 - 6.0 kJ/m²

    Show Material materials with Impact strength, Charpy notched of 2.0 - 6.0 kJ/m²

    Impact strength, Charpy unnotched

    7 kJ/m²

    Show Material materials with Impact strength, Charpy unnotched of 7 kJ/m²

    18 kJ/m²

    Show Material materials with Impact strength, Charpy unnotched of 18 kJ/m²

    Tensile strength

    20.0 - 60.0 MPa

    Show Material materials with Tensile strength of 20.0 - 60.0 MPa

    at 1-7% strain

    Thermal

    PropertyValue

    Coefficient of thermal expansion

    6e-05 - 9e-05 1/K

    Show Material materials with Coefficient of thermal expansion of 6e-05 - 9e-05 1/K

    Specific heat capacity

    1300 J/(kg·K)

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

    Thermal conductivity

    0.16 - 0.18 W/(m·K)

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

    Flammability

    UL 94 HB

    Electrical

    PropertyValue

    Dielectric constant

    2.4 [-]

    Show Material materials with Dielectric constant of 2.4 [-]

    2.5 [-]

    Show Material materials with Dielectric constant of 2.5 [-]

    Electrical resistivity

    100000000000000 Ω·m

    Show Material materials with Electrical resistivity of 100000000000000 Ω·m

    Optical

    PropertyValue

    Transparency

    yes

    Technological properties

    Property
    Application areas

    Packaging food, packaging cosmetics, horticultural pots, insulation panels

    Processing methods

    Injection molding, extrusion, thermoforming, foaming