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PARA – Polyarylamide PARA GF50

AKROLOY® PARA GF 50 1 black (7583)

AKROLOY® PARA GF 50 1 black (7583) is a 50% glass fibre reinforced polyarylamid with very high stiffness and strength, even in conditioned state.

Properties

Tensile Modulus
Tensile Strength
Impact Strength

Features

easy flow
  • Mechanical Properties

    Tensile modulus (1 mm/min | ISO 527-2) d.a.m. 19700 MPa
    conditioned 19700 MPa

    Stress at break (5 mm/min | ISO 527-2) d.a.m. 295 MPa
    conditioned 270 MPa

    Strain at break (5 mm/min | ISO 527-2) d.a.m. 2,0 %
    conditioned 2,0 %

    Charpy impact strength (23°C | ISO 179-1/1eU) d.a.m. 78 kJ/m²
    conditioned 90 kJ/m²

    Charpy impact strength (-30°C | ISO 179-1/1eU) d.a.m. 60 kJ/m²

    Charpy notched impact strength (23°C | ISO 179-1/1eA) d.a.m. 15 kJ/m²
    conditioned 14 kJ/m²

    Charpy notched impact strength (-30°C | ISO 179-1/1eA) d.a.m. 17 kJ/m²

  • Thermal Properties

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

    Temperature of deflection under load HDT/C (8 MPa | ISO 75) 200 °C

    Glass transition temperature (DSC, 2nd heating | DIN EN ISO 11357-2) 87 °C

    Melting temperature (DSC, 10K/min | DIN EN ISO 11357-3) 238 °C

  • Flammability

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

  • General properties

    Density (23°C | ISO 1183) 1,65 g/cm³

    Humidity absorption (70°C, 62% r.H. | ISO 1110) 0,8 %

    Water absorption 23°C saturated (23°C, saturated | ISO 62) 3,5 %

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

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

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

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.

Measuring Curves

Application examples

AKROLOY® PA + PARA - Compounds for metal replacement

 

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