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
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.
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Drying time | 2 - 4 h |
| Drying temperature (τ ≤ -30°C) | 80°C | |
| Processing moisture | 0,02 - 0,08% | |
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Feed section | 60 - 80°C |
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Temperature zone 1 - Zone 4 | 220 - 260°C |
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Nozzle temperature | 230 - 270°C |
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Melt temperature | 240 - 270°C |
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Mold temperature | 60 - 80°C |
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Holding pressure, spec. | 300 - 800 bar |
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Back pressure, spec. | 30 - 100 bar |
| Injection speed | medium | |
| Screw speed | 5 - 10 m/min | |
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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.
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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
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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) +
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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 %
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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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