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Preliminary datasheet

PA6.6/6 – Polyamide 6.6/6 PA66 + PA6 GF35

AKROMID® C3 GF 35 5 XTC black (6680)

11500 MPa

200 MPa

105 kJ/m²

AKROMID® C3 GF 35 5 XTC black (6680) is a 35% glass fibre reinforced, high temperature stabilised polaymide 6.6/6 - Blend with high stiffness and strength and extra high temperature tolerance.

Typical applications

Technical parts in mechanical engineering and automotive industry

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 time0 - 4 h

Drying temperature (τ ≤ -30°C)80°C

Processing moisture0,02 - 0,1%

1Feed section60 - 80°C

2Temperature zone 1 - Zone 4260 - 300°C

3Nozzle temperature270 - 300°C

4Melting temperature270 - 300°C

5Mold temperature80 - 100°C

P NachHolding pressure, spec.300 - 800 bar

P StauBack pressure, spec.50 - 150 bar

Injection speedmedium to high

Screw speed8 - 15 m/min

  • Mechanical Properties
    Tensile modulus (1 mm/min | ISO 527-2)
    d.a.m.11500 MPa
    conditioned8000 MPa

    Stress at break (5 mm/min | ISO 527-2)
    d.a.m.200 MPa
    conditioned135 MPa

    Strain at break (5 mm/min | ISO 527-2)
    d.a.m.3,5 %
    conditioned6,5 %

    Charpy impact strength (23°C | ISO 179-1/1eU)
    d.a.m.105 kJ/m²
    conditioned100 kJ/m²

    Charpy notched impact strength (23°C | ISO 179-1/1eA)
    d.a.m.18 kJ/m²
    conditioned18 kJ/m²

  • Thermal Properties
    Temperature of deflection under load HDT/A (1,8 MPa | ISO 75)230 °C

    Melting temperature (DSC, 10K/min | DIN EN 11357-1)245 °C

    Coefficent of linear thermal expansion, parallel (23°C bis 80°C | ISO 11359-1/2)15 1,0E-4/K

    Coefficent of linear thermal expansion, transverse (23°C bis 80°C | ISO 11359-1/2)112 1,0E-4/K

    Temperature index for 50% loss of tensile strength after 5.000h (5.000 h | IEC 60216)210-230 °C

  • Flammability
    Burning rate (UL 94)
    1,6mm Wall thicknessHB Class

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

  • General properties
    Density (23°C | ISO 1183)1,4 g/cm³

    Humidity absorption (70°C, 62% r.F. | ISO 1110)1,9-2,1 %

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

    Molding shrinkage (transverse | ISO 294-4)0,4-0,6 %

  • 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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