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Preliminary datasheet

PA6 – Polyamide 6 PA6

AKROMID® B3 HU black (7898)

AKROMID® B3 HU black (7898) is an at UL listed unreinforced and heat stabilised polyamide 6 with nucleation colored in black (similar RAL 9005)

Typical applications

Housings, cable glands and fixtures in the automotive and electric industry.

Regulatory

UL

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 2 - 4 h

Drying temperature (τ ≤ -30°C) 80°C

Processing moisture 0,02 - 0,08%

1 Feed section 60 - 80°C

2 Temperature zone 1 - Zone 4 220 - 260°C

3 Nozzle temperature 230 - 270°C

4 Melt temperature 240 - 270°C

5 Mold temperature 60 - 80°C

P Nach Holding pressure, spec. 300 - 800 bar

P Stau Back pressure, spec. 30 - 100 bar

Injection speed medium

Screw speed 5 - 10 m/min

  • Mechanical Properties
    Tensile modulus (1 mm/min | ISO 527-2)
    d.a.m. 3300 MPa

    Stress at yield (50 mm/min | ISO 527-2)
    d.a.m. 82 MPa

    Strain at break (50 mm/min | ISO 527-2)
    d.a.m. >10 %

    Charpy impact strength (23°C | ISO 179-1/1eU)
    d.a.m. n.b.

  • Thermal Properties
    Temperature of deflection under load HDT/A (1,8 MPa | ISO 75) 60 °C

    Temperature of deflection under load HDT/B (0,45 MPa | ISO 75) 180 °C

    Melting temperature (DSC, 10K/min | DIN EN ISO 11357-3) 220 °C

    Vicat softening temperature B50 (50°C/50N | ISO 306) 202 °C

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

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

  • General properties
    Density (23°C | ISO 1183) 1,13 g/cm³

    Molding shrinkage (flow | ISO 294-4) 1,0-1,2 %

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

  • 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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