PA6 – Polyamide 6 PA-Blend
AKROMID® C28 GF 25 FRT grey (7530)AKROMID® C28 GF 25 FRT grey (7530) is a 25 % glass fiber reinforced, flame retardant and easy flowing PA blend, colored in grey similar to RAL Design 000 65 00. The material is based on a flame retardant system that is free of red phosphorus and halogens. This grade is suitable for railroad applications and certified to EN 45545-2 R6 and EN 45545-2 R1. To achieve an excellent surface quality a mould temperature of at least 120°C is necessary.
Properties
Tensile Modulus Tensile Strength Impact StrengthFeatures
Regulatory
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Mechanical Properties
Tensile modulus (1 mm/min | ISO 527-2) d.a.m. 11000 MPa
Stress at break (5 mm/min | ISO 527-2) d.a.m. 135 MPa
Strain at break (5 mm/min | ISO 527-2) d.a.m. 2,1 %
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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
Protection Train (EN 45545-2) R1/6/7 HL2
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General properties
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 | 4 - 12 h |
| Drying temperature (τ ≤ -30°C) | 80 - 90°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 | 250 - 300°C |
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Nozzle temperature | 270 - 300°C |
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Melt temperature | 270 - 300°C |
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Mold temperature | 120 - 160°C |
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Holding pressure, spec. | 300 - 1500 bar |
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Back pressure, spec. | 50 -150 bar |
| Injection speed | high | |
| Screw speed | 8 - 10 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.
