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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.


6 Drying time 4 - 12 h

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

Processing moisture 0,02 - 0,1%

1 Feed section 60 - 80°C

2 Temperature zone 1 - Zone 4 250 - 300°C

3 Nozzle temperature 270 - 300°C

4 Melt temperature 270 - 300°C

5 Mold temperature 120 - 160°C

P Nach Holding pressure, spec. 300 - 1500 bar

P Stau Back pressure, spec. 50 -150 bar

Injection speed high

Screw speed 8 - 10 m/min

  • Mechanical Properties
    Tensile modulus (1 mm/min | ISO 527-2)
    d.a.m. 10800 MPa
    conditioned 11000 MPa

    Stress at break (5 mm/min | ISO 527-2)
    d.a.m. 157 MPa
    conditioned 152 MPa

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

    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

    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 thickness V-0 Class
    0,8mm Wall thickness V-0 Class
    1,6mm Wall thickness V-0 Class
    3,2mm Wall thickness V-0 Class

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

    GWFI (IEC 60695-2-12)
    0,4mm Wall thickness 960 °C
    0,8mm Wall thickness 960 °C
    1,6mm Wall thickness 960 °C
    3,2mm Wall thickness 960 °C

    GWIT (IEC 60695-2-13)
    0,4mm Wall thickness 825 °C
    0,8mm Wall thickness 800 °C
    1,6mm Wall thickness 800 °C
    3,2mm Wall thickness 850 °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) <0,2 %

    Molding shrinkage (transverse | ISO 294-4) 0,1-0,3 %

  • 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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