PA6.6/6 – Polyamide 6.6/6 PA66 + PA 6 FR (30)
AKROMID® C3 1 FR black (5266)
AKROMID® C3 1 FR black (5266) is an at UL listed, unreinforced, heat stabilised and halogen-free flame retardant polyamide 6.6/6-Blend with good flow properties and suitable for moulded integral hinges. Improved Surface appearance
Typical applications
Switches and housings in the 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 | 260 - 280°C |
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Nozzle temperature | 260 - 280°C |
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Melt temperature | 260 - 280°C |
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Mold temperature | 60 - 100°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. 3400 MPa conditioned 1300 MPa
Stress at yield (50 mm/min | ISO 527-2) d.a.m. 75 MPa conditioned 40 MPa
Strain at break (50 mm/min | ISO 527-2) d.a.m. >10 % conditioned >50 %
Charpy impact strength (23°C | ISO 179-1/1eU) d.a.m. n.b. kJ/m² conditioned n.b.
Charpy impact strength (-30°C | ISO 179-1/1eU) d.a.m. 90 kJ/m²
Charpy notched impact strength (23°C | ISO 179-1/1eA) d.a.m. 4 kJ/m²
Charpy notched impact strength (-30°C | ISO 179-1/1eA) d.a.m. 3 kJ/m²
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Thermal Properties
Temperature of deflection under load HDT/A (1,8 MPa | ISO 75) 70 °C
Temperature of deflection under load HDT/B (0,45 MPa | ISO 75) 210 °C
Melting temperature (DSC, 10K/min | DIN EN 11357-1) 260 °C
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Flammability
Burning rate (UL 94) 0,4mm Wall thickness V-0 Class 0,8mm Wall thickness V-0 Class 1,6mm Wall thickness V-0 Class 3,2mm Wall thickness V-0 Class
GWFI (IEC 60695-2-12) 0,4mm Wall thickness 960 °C 0,8mm Wall thickness 960 °C 1,6mm Wall thickness 960 °C 3,2mm Wall thickness 960 °C
GWIT (IEC 60695-2-13) 0,4mm Wall thickness 775 °C 0,8mm Wall thickness 775 °C 1,6mm Wall thickness 775 °C 3,2mm Wall thickness 775 °C
HWI (UL 746A) 0,4mm Wall thickness 4 PLC 0,8mm Wall thickness 4 PLC 1,6mm Wall thickness 0 PLC 3,2mm Wall thickness 0 PLC
HAI (UL 746A) 0,4mm Wall thickness 0 PLC 0,8mm Wall thickness 0 PLC 1,6mm Wall thickness 0 PLC 3,2mm Wall thickness 0 PLC
Oxygen index (ISO 4589-2) 34,5 %
Protection Train (EN 45545-2) R22 HL2 R23/24/26 HL3
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General properties
Density (23°C | ISO 1183) 1,16 g/cm³
Humidity absorption (70°C, 62% r.H. | ISO 1110) 2,1-2,3 %
Molding shrinkage (flow | ISO 294-4) 1,2 %
Molding shrinkage (transverse | ISO 294-4) 1,4 %
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Electrical Properties
Comparative tracking index (Test liquid A | IEC 60112) >600 V
Dieletric strength (3 mm | IEC 60243) 10 kV/mm
Inclined-Plane Tracking, IPT (ASTM D2303-13) 1 kV
High voltage tracking rate, HVTR (UL 746A) 0 PLC
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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