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Preliminary datasheet

PA6 – Polyamide 6 PA-Blend

AKROMID® C28 GF 25 FRT natural (7332)

11300 MPa

165 MPa

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

4Melting 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.11300 MPa
    conditioned11000 MPa

    Stress at break (5 mm/min | ISO 527-2)
    d.a.m.165 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
    Melting temperature (DSC, 10K/min | DIN EN 11357-1)238 °C

  • Flammability
    Burning rate UL 94 0,4mm Wall thickness (UL 94)V0 Class

    Burning rate UL 94 0,8mm Wall thickness (UL 94)V0 Class

    Burning rate UL 94 1,6mm Wall thickness (UL 94)V0 Class

    Burning rate UL 94 3,2mm Wall thickness (UL 94)V0 Class

    GWFI 0,4 mm Wall thickness (IEC 60695-2-12)960 °C

    GWFI 0,8 mm Wall thickness (IEC 60695-2-12)960 °C

    GWFI 1,6 mm Wall thickness (IEC 60695-2-12)960 °C

    GWFI 3,2 mm Wall thickness (IEC 60695-2-12)960 °C

    GWIT 0,4 mm Wall thickness (IEC 60695-2-12)825 °C

    GWIT 0,8 mm Wall thickness (IEC 60695-2-12)800 °C

    GWIT 1,6 mm Wall thickness (IEC 60695-2-12)800 °C

    GWIT 3,2 mm Wall thickness (IEC 60695-2-12)850 °C

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

  • General properties
    Humidity absorption (70°C, 62% r.F. | 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


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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