General Polyamide 6 (PA6)

Alternative and trade names
Akulon®, Bergamid™, Zytel®


Its key features include:

  • High stiffness and strength at elevated temperatures
  • Toughness at low temperatures
  • Excellent heat aging resistance
  • Very good abrasion and wear resistance
  • Chemical resistance
  • Excellent surface appearance, especially in filled and reinforced versions, compared to comparable PA66 versions
  • Excellent weld strength after vibration welding
  • Properties


    Density ρ

    1.12 - 1.14 g/cm³ at 20 °C


    Elastic modulus E

    0.75 - 1.5 GPa at 20 °C

    Elongation A

    100 - 300 % at 20 °C

    Impact strength, Charpy notched Ivnot

    20 kJ/m² at 20 °C

    no break

    Impact strength, Charpy unnotched Iunnot

    no break

    Max allowed stress σmax

    30 - 60 MPa at 20 °C

    at 15-30% strain


    Coefficient of thermal expansion α

    7E-5 - 1.5E-4 1/K at 20 °C


    UL 94 HB-V2

    Max service temperature, long Tmaxlong

    80 - 100 °C

    Max service temperature, short Tmaxshort

    140 - 180 °C

    Melting point Tm

    220 - 225 °C

    Specific heat capacity cp

    1700 J/(kg·K) at 20 °C

    Thermal conductivity λ

    0.22 - 0.29 W/(m·K) at 20 °C


    Dielectric constant εr

    3.5 - 7 [-] at 20 °C

    Electrical resistivity ρel

    1.00E+8 - 1.00E+14 Ω·m at 20 °C




    Technological properties

    Application areas

    Textile fibres, hosiery, swim wear, tennis strings, fishing lines


    Unfilled, no additives.

    Processing methods

    Injection molding, blow molding, extrusion, coating, casting

    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.