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Preliminary datasheet

PA6 – Polyamide 6 PA-Blend

AKROMID® C28 GF 25 FRT natural (7332)

10800 MPa

157 MPa

64 kJ/m²

C28 GF 25 FRT natural (7332) is a 25% glass fiber reinforced, halogen-free flame retardant and easy flowing polyamide blend with a light inherent color

Typical applications

Public-Transportation, especially train seats

Processing information

The listed values are recommendations. Higher values should be used for higher glass loadings. We recommend only de-humidifying or vacuum dryers. Extensive drying can cause filling problems and surface defects.


6Drying time4 - 12 h

Drying temperature (τ ≤ -30°C)80 - 90°C

Processing moisture0,02 - 0,1%

1Feed section60 - 80°C

2Temperature zone 1 - Zone 4250 - 300°C

3Nozzle temperature270 - 300°C

4Melt temperature270 - 300°C

5Mold temperature120 - 160°C

P NachHolding pressure, spec.300 - 1500 bar

P StauBack pressure, spec.50 -150 bar

Injection speedhigh

Screw speed8 - 10 m/min

  • Mechanical Properties
    Tensile modulus (1 mm/min | ISO 527-2)
    d.a.m.10800 MPa
    conditioned11000 MPa

    Stress at break (5 mm/min | ISO 527-2)
    d.a.m.157 MPa
    conditioned152 MPa

    Strain at break (5 mm/min | ISO 527-2)
    d.a.m.2,6 %
    conditioned2,7 %

    Charpy impact strength (23°C | ISO 179-1/1eU)
    d.a.m.64 kJ/m²

  • Thermal Properties
    Melt temperature (DSC, 10K/min | DIN EN 11357-1)238 °C

    Coefficent of linear thermal expansion, parallel (23°C bis 80°C | ISO 11359-1/2)0,2 1,0E-4/K

    Coefficent of linear thermal expansion, transverse (23°C bis 80°C | ISO 11359-1/2)0,66 1,0E-4/K

  • Flammability
    Burning rate (UL 94)
    0,4mm Wall thicknessV0 Class
    0,8mm Wall thicknessV0 Class
    1,6mm Wall thicknessV0 Class
    3,2mm Wall thicknessV0 Class

    Burning rate 5V (UL 94)
    1,6mm Wall thickness5VA Class
    3,2mm Wall thickness5VA Class

    GWFI (IEC 60695-2-12)
    0,4mm Wall thickness960 °C
    0,8mm Wall thickness960 °C
    1,6mm Wall thickness960 °C
    3,2mm Wall thickness960 °C

    GWIT (IEC 60695-2-13)
    0,4mm Wall thickness825 °C
    0,8mm Wall thickness800 °C
    1,6mm Wall thickness800 °C
    3,2mm Wall thickness850 °C

    Burning rate (<100 mm/min) (> 1 mm Thickness | FMVSS 302) +

    Protection Train (EN 45545-2)R1/6/7 HL2

  • General properties
    Density (23°C | ISO 1183)1,43 g/cm³

    Humidity absorption (70°C, 62% r.H. | ISO 1110)0,9-1,1 %

    Molding shrinkage (flow | ISO 294-4)0,3-0,5 %

    Molding shrinkage (transverse | ISO 294-4)0,5-0,7 %

  • Electrical Properties
    Comparative tracking index (Test liquid A | IEC 60112)>600 V

Disclaimer

All specifications and information given on this website are based on our current knowledge and experience. A legally binding promise of certain characteristics or suitability for a concrete individual case cannot be derived from this information. The information supplied here is not intended to release processors and users from the responsibility of carrying out their own tests and inspections in each concrete individual case. AKRO®, AKROMID®, AKROLEN®, AKROLOY®, AKROTEK®, ICX® and PRECITE® are registered trademarks of the Feddersen Group.

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