AKROMID®
A3 GF 50 4 natural (71090)PA66 GF50
AKROMID® A3 GF 50 4 natural (71090) is a 50% glass fiber reinforced, high heat stabilised, hydrolysis- and chemical resistant polyamide 6.6 with very high stiffness and strength. It is the official DDPD-free successor of formulation (7109). The material can be used for functional parts in the heating and cooling system.
Features
Properties
18.000MPa
260MPa
110kJ/m²
Mechanical Properties
Tensile modulus
ISO 527-2
Tensile stress at break
ISO 527-2
Tensile strain at break
ISO 527-2
Charpy impact strength
ISO 179-1/1eU
Thermal Properties
Melting temperature
ISO 11357-3
Flammability
Burning rate 5V
UL 94
Burning rate (<100 mm/min)
FMVSS 302
General properties
Density
ISO 1183
Humidity absorption
ISO 1110
Molding shrinkage
ISO 294-4
Documents
Discover all the technical specifications at a single glance here.
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 problem 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 - 310 °C
Melt temperature
280 - 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
Applications
Explore more exciting application examples that illustrate how our products can be beneficial to you in various situations and industries.
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.