PA6.6 – Polyamide 6.6 PA66 CF30
AKROMID® A3 CF 30 5 black (7488)AKROMID® A3 CF 30 5 black (7488) is a 30% carbon fibre reinforced, high temperature stabilised polyamide 6.6 with elevated mechanical properties and good sliding properties.
Properties
Tensile Modulus Tensile Strength Impact StrengthFeatures
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Mechanical Properties
Tensile modulus (1 mm/min | ISO 527-2) d.a.m. 26000 MPa conditioned 17500 MPa
Stress at break (5 mm/min | ISO 527-2) d.a.m. 300 MPa conditioned 220 MPa
Strain at break (5 mm/min | ISO 527-2) d.a.m. 2 % conditioned 3,5 %
Flexural modulus (2 mm/min | ISO 178) d.a.m. 23000 MPa conditioned 17000 MPa
Flexural strength (2 mm/min | ISO 178) d.a.m. 400 MPa conditioned 300 MPa
Charpy impact strength (23°C | ISO 179-1/1eU) d.a.m. 90 kJ/m² conditioned 110 kJ/m²
Charpy notched impact strength (23°C | ISO 179-1/1eA) d.a.m. 10 kJ/m² conditioned 13 kJ/m²
Charpy notched impact strength (-40°C | ISO 179-1/1eA) d.a.m. 8 kJ/m²
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Thermal Properties
Temperature of deflection under load HDT/A (1,8 MPa | ISO 75) 254 °C
Melting temperature (DSC, 10K/min | DIN EN ISO 11357-3) 260 °C
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Flammability
Burning rate (UL 94) 1,6mm Wall thickness HB Class
Burning rate (<100 mm/min) (> 1 mm Thickness | FMVSS 302) +
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General properties
Density (23°C | ISO 1183) 1,26 g/cm³
Humidity absorption (70°C, 62% r.H. | ISO 1110) 1,8 %
Molding shrinkage (flow | ISO 294-4) 0,1-0,3 %
Molding shrinkage (transverse | ISO 294-4) 0,5-0,7 %
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Electrical Properties
Volume resistivity (IEC 60093) d.a.m. 1E+4 Ω · cm
Volume resistivity (DIN EN 62631-3-1) d.a.m. 1E+4 Ω · cm
Surface resistivity (DIN EN 62631-3-2) d.a.m. 1E+4 Ω
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 | 0 - 4 h |
| Drying temperature (τ ≤ -30°C) | 80°C | |
| Processing moisture | 0,02 - 0,1% | |
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Feed section | 60 - 80°C |
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Temperature zone 1 - Zone 4 | 260 - 310°C |
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Nozzle temperature | 270 - 310°C |
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Melt temperature | 280 - 310°C |
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Mold temperature | 80 - 140°C |
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Holding pressure, spec. | 300 - 800 bar |
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Back pressure, spec. | 50 -150 bar |
| Injection speed | medium to high | |
| Screw speed | 8 - 15 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.
