PA6.6/6 – Polyamide 6.6/6 PA66 + PA6 GF25 FR(40)

• Mechanical Properties

  Tensile modulus (1 mm/min | ISO 527-2)	d.a.m.	9200 MPa
  	conditioned	6300 MPa

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  Stress at break (5 mm/min | ISO 527-2)	d.a.m.	140 MPa
  	conditioned	95 MPa

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  Strain at break (5 mm/min | ISO 527-2)	d.a.m.	3,3 %
  	conditioned	5,5 %

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  Flexural modulus (2 mm/min | ISO 178)	d.a.m.	8600 MPa
  	conditioned	5900 MPa

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  Flexural strength (2 mm/min | ISO 178)	d.a.m.	225 MPa
  	conditioned	160 MPa

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  Flexural strain at break (2 mm/min | ISO 178)	d.a.m.	3,5 %
  	conditioned	5 %

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  Charpy impact strength (23°C | ISO 179-1/1eU)	d.a.m.	73 kJ/m²
  	conditioned	75 kJ/m²

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  Charpy impact strength (-30°C | ISO 179-1/1eU)

  d.a.m.

  74 kJ/m²

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  Charpy notched impact strength (23°C | ISO 179-1/1eA)	d.a.m.	11 kJ/m²
  	conditioned	15 kJ/m²

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• Thermal Properties

  RTI electrical 0,8mm Wall thickness (UL 746B)

  150 °C

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  RTI electrical 1,6mm Wall thickness (UL 746B)

  150 °C

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  RTI electrical 3,2mm Wall thickness (UL 746B)

  150 °C

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  RTI impact 0,8mm Wall thickness (UL 746B)

  125 °C

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  RTI impact 1,6mm Wall thickness (UL 746B)

  125 °C

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  RTI impact 3,2mm Wall thickness (UL 746B)

  125 °C

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  RTI strength 0,8mm Wall thickness (UL 746B)

  140 °C

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  RTI strength 1,6mm Wall thickness (UL 746B)

  140 °C

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  RTI strength 3,2mm Wall thickness (UL 746B)

  140 °C

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

  225 °C

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  Temperature of deflection under load HDT/B (0,45 MPa | ISO 75)

  251 °C

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

  168 °C

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

  262 °C

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  Coefficent of linear thermal expansion, parallel (23°C bis 80°C | ISO 11359-1/2)

  0,19 1,0E-4/K

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  Coefficent of linear thermal expansion, transverse (23°C bis 80°C | ISO 11359-1/2)

  1,02 1,0E-4/K

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  Temperature index for 50% loss of tensile strength after 5.000h (5.000 h | IEC 60216)

  155 °C

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  Temperature index for 50% loss of tensile strength after 20.000h (20.000 Std. | IEC 60216)

  130 °C

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• Flammability

  Burning rate (UL 94)
  0,8mm Wall thickness	V-0 Class
  1,6mm Wall thickness	V-0 Class
  3,2mm Wall thickness	V-0 Class

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  Burning rate 5V (UL 94)
  1,6mm Wall thickness	5VA Class
  3,2mm Wall thickness	5VA Class

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  GWFI (IEC 60695-2-12)
  0,8mm Wall thickness	960 °C
  1,6mm Wall thickness	960 °C
  3,2mm Wall thickness	960 °C

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  GWIT (IEC 60695-2-13)
  0,8mm Wall thickness	750 °C
  1,6mm Wall thickness	750 °C
  3,2mm Wall thickness	750 °C

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  HWI (UL 746A)
  0,8mm Wall thickness	0 PLC
  1,6mm Wall thickness	0 PLC
  3,2mm Wall thickness	0 PLC

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  HAI (UL 746A)
  0,8mm Wall thickness	0 PLC
  1,6mm Wall thickness	0 PLC
  3,2mm Wall thickness	0 PLC

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  Burning rate (<100 mm/min) (> 1 mm Thickness | FMVSS 302)

  +

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• General properties

  Density (23°C | ISO 1183)

  1,37 g/cm³

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  Molding shrinkage (flow | ISO 294-4)

  0,1-0,3 %

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  Molding shrinkage (transverse | ISO 294-4)

  0,5-0,7 %

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• Electrical Properties

  Comparative tracking index (Test liquid A | IEC 60112)

  >600 V

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  Dielectric strength (3 mm | IEC 60243)

  12 kV/mm

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  Inclined-Plane Tracking, IPT (ASTM D2303-13)

  1 kV

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  High voltage tracking rate, HVTR (UL 746A)

  1 PLC

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• Rheological Properties

  Flowability (1mm Thickness | AKRO)

  220 mm

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  Flowability (2mm Thickness | AKRO)

  480 mm

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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.

	Drying time	2 - 4 h
	Drying temperature (τ ≤ -30°C)	80°C
	Processing moisture	0,02 - 0,08%
	Feed section	60 - 80°C
	Temperature zone 1 - Zone 4	260 - 290°C
	Nozzle temperature	260 - 300°C
	Melt temperature	280 - 290°C
	Mold temperature	60 - 100°C
	Holding pressure, spec.	300 - 800 bar
	Back pressure, spec.	30 - 100 bar
	Injection speed	medium
	Screw speed	5 - 10 m/min