PA6.6/6 – Polyamide 6.6/6 PA66 + PA6 GF35
AKROMID® C3 GF 35 5 XTC black (6680)
AKROMID® C3 GF 35 5 XTC black (6680) is a 35% glass fibre reinforced, high temperature stabilised polaymide 6.6/6 - Blend with high stiffness and strength and extra high temperature tolerance.
Technical parts in mechanical engineering and automotive industry
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.
|Drying time||0 - 4 h|
|Drying temperature (τ ≤ -30°C)||80°C|
|Processing moisture||0,02 - 0,1%|
|Feed section||60 - 80°C|
|Temperature zone 1 - Zone 4||260 - 300°C|
|Nozzle temperature||270 - 300°C|
|Melting temperature||270 - 300°C|
|Mold temperature||80 - 100°C|
|Holding pressure, spec.||300 - 800 bar|
|Back pressure, spec.||50 - 150 bar|
|Injection speed||medium to high|
|Screw speed||8 - 15 m/min|
- Mechanical Properties
Tensile modulus (1 mm/min | ISO 527-2) d.a.m. 11500 MPa conditioned 8000 MPa Stress at break (5 mm/min | ISO 527-2) d.a.m. 200 MPa conditioned 135 MPa Strain at break (5 mm/min | ISO 527-2) d.a.m. 3,5 % conditioned 6,5 % Charpy impact strength (23°C | ISO 179-1/1eU) d.a.m. 105 kJ/m² conditioned 100 kJ/m² Charpy notched impact strength (23°C | ISO 179-1/1eA) d.a.m. 18 kJ/m² conditioned 18 kJ/m²
- Thermal Properties
Temperature of deflection under load HDT/A (1,8 MPa | ISO 75) 230 °C Melting temperature (DSC, 10K/min | DIN EN 11357-1) 245 °C Coefficent of linear thermal expansion, parallel (23°C bis 80°C | ISO 11359-1/2) 15 1,0E-4/K Coefficent of linear thermal expansion, transverse (23°C bis 80°C | ISO 11359-1/2) 112 1,0E-4/K Temperature index for 50% loss of tensile strength after 5.000h (5.000 h | IEC 60216) 210-230 °C
Burning rate (UL 94) 1,6mm Wall thickness HB Class Burning rate (<100 mm/min) (> 1 mm Thickness | FMVSS 302) +
- General properties
Density (23°C | ISO 1183) 1,4 g/cm³ Humidity absorption (70°C, 62% r.F. | ISO 1110) 1,9-2,1 % Molding shrinkage (flow | ISO 294-4) 0,1-0,3 % Molding shrinkage (transverse | ISO 294-4) 0,4-0,6 %
- Electrical Properties
Comparative tracking index (Test liquid A | IEC 60112) 600 V
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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