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Preliminary datasheet

PPA – Polyphthalamide PPA GF 35 FR

AKROMID® T1 GF 35 FR natural (7288)

AKROMID® T1 GF 35 FR natural (7288) is a 35% glass fibre reinforced, halogene free flame retardant PPA with high stiffness and strength as well as high temperature- and chemical resistance and with flammability acc UL 94 V0.

Typical applications

Housings for Electro/Electronic 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.


6Drying time2 - 4 h

Drying temperature (τ ≤ -30°C)120°C

Processing moisture0,02 - 0,08%

1Feed section60 - 90°C

2Temperature zone 1 - Zone 4310 - 340°C

3Nozzle temperature320 - 340°C

4Melting temperature320 - 340°C

5Mold temperature100 - 160°C

P NachHolding pressure, spec.300 - 800 bar

P StauBack pressure, spec.30 - 100 bar

Injection speedmedium

Screw speed5 - 10 m/min

  • Mechanical Properties
    Tensile modulus (1 mm/min | ISO 527-2)
    d.a.m.12300 MPa

    Stress at break (5 mm/min | ISO 527-2)
    d.a.m.180 MPa

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

    Charpy impact strength (23°C | ISO 179-1/1eU)
    d.a.m.67 kJ/m²

  • Thermal Properties
    Melting temperature (DSC, 10K/min | DIN EN 11357-1)310 °C

  • Flammability
    Burning rate (UL 94)
    0,8mm Wall thicknessV0 Class
    1,6mm Wall thicknessV0 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 thickness775 °C
    0,8mm Wall thickness775 °C
    1,6mm Wall thickness775 °C
    3,2mm Wall thickness775 °C

  • General properties
    Humidity absorption (70°C, 62% r.F. | ISO 1110)1,0 - 1,2 %

  • 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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