Akulon® HR-HG7

35% Glass Reinforced, Heat Stabilized, Hydrolysis resistant

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General Information

Akulon® is our family of high performance polyamide 6 and polyamide 66 materials, used by customers across the world in applications ranging from automotive, electronics & electrical, to furniture and packaging.
We offer Akulon® grades for injection molding, blow molding and extrusion (including barrier film, stock shapes, convoluted tubes, and mono and multi filament).
In molded parts the material offers an excellent balance of easy design and processing with outstanding mechanical properties over a wide temperature range and in diverse conditions. Meanwhile for extrusion the strength, resilience and easy processing of Akulon® sets the market standards.
Special features
  • Heat stabilized
  • Hydrolysis resistant or enhanced hydrolytic stability
General Document
Regulatory Affairs
  • Absence Declaration BNST2023-11-16
  • Absence Declaration Biocidal Products2023-11-16
  • Absence Declaration DMF (2009/251/EC: Dimethylfumarate)2023-11-16
  • Absence Declaration ELV (2000/53/EC: Heavy metals)2024-02-15
  • Absence Declaration EPA 20 High Priority Substances 20192023-11-16
  • Absence Declaration Food Allergens2023-11-16
  • Absence Declaration NMP (N-Methylpyrrolidone)2023-11-16
  • Absence Declaration Nano Materials2023-11-16
  • Absence Declaration Ozone Depleting Chemicals2024-06-27
  • Absence Declaration PAH (Polycyclic Aromatic Hydrocarbons)2023-11-16
  • Absence Declaration PBT chemicals under TSCA section 6(h)2023-11-16
  • Absence Declaration PFAS2024-03-05
  • Absence Declaration POPs (Persistent Organic Pollutants)2024-09-04
  • Absence Declaration Phthalates (2005/84/EC: DEHP, DBP, BBP,DINP,DIDP, DNOP)2023-11-16
  • Absence Declaration Red Phosphorus2023-11-16
  • Absence Declaration opBDE (2003/11/EC: Octa- / Pentabromodiphenylether)2023-11-16
  • Compliance Statement EU Sanctions and Embargos2024-05-16
  • Conflict minerals declaration (EICC, GeSI)2024-05-15
  • Deforestation Statement, Regulation (EU) 2023/1115 (EUDR)2024-09-19
  • Packaging Declaration EU Decision 97/129/EC (labelling)2024-04-17
  • Packaging, Packaging Waste and CONEG declaration (94/62/EC)2021-12-06
  • REACH Registration Statement2024-03-27
  • REACH STATEMENT KOREA2023-11-16
  • REACH STATEMENT TURKYE2023-11-16
  • RoHS Statement (2011/65/EC: Heavy metals)2024-02-01
  • SVHC, REACH Annex XIV and –XVII Statement2024-11-08
Processing technology
Injection Molding
Automotive OEM
PSA, RENAULT
OEM Specification
FTM64-0111-(2017-06)
PMR (2019-02)
STELLANTIS - 01994-16-00164-MAN-01994-17-00265-(2021-07)
Applications
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Rheological properties

Melt volume-flow rate
10.6
cm³/10min
Temperature
275
°C
Load
5
kg
Melt flow index MFI
13.3
g/10min
MFI test temperature
275
°C
MFI test load
5
kg
Molding shrinkage [parallel]
0.2
%
Molding shrinkage [normal]
1
%

Mechanical properties

Tensile modulus
11500
MPa
Tensile modulus (120°C)
5350
MPa
Tensile modulus (140°C)
5000
MPa
Stress at break
210
MPa
Stress at break (120°C)
109
MPa
Stress at break (140°C)
101
MPa
Strain at break
3.5
%
Strain at break (120°C)
7.4
%
Strain at break (140°C)
7.5
%
Flexural modulus
9400
MPa
Flexural strength
270
MPa
Charpy impact strength (+23°C)
89
kJ/m²
Charpy impact strength (-30°C)
74
kJ/m²
Charpy notched impact strength (+23°C)
14
kJ/m²
Charpy notched impact strength (-30°C)
11
kJ/m²

Thermal properties

Melting temperature (10°C/min)
260
°C
Temp. of deflection under load (1.80 MPa)
247
°C
Temp. of deflection under load (0.45 MPa)
260
°C
Coeff. of linear therm. expansion (parallel)
0.2
E-4/°C
Coeff. of linear therm. expansion (normal)
0.6
E-4/°C
Relative Temperature Index - electrical
140
°C
RTI electrical (Thickness (1) tested)
0.71
mm
Relative Temperature Index - electrical
140
°C
RTI electrical (Thickness (2) tested)
3
mm
Relative Temperature Index - with impact
120
°C
RTI with impact (Thickness (1) tested)
0.71
mm
Relative Temperature Index - with impact
130
°C
RTI with impact (Thickness (2) tested)
3
mm
Relative Temperature Index - without impact
120
°C
RTI without impact (Thickness (1) tested)
0.71
mm
Relative Temperature Index - without impact
130
°C
RTI without impact (Thickness (2) tested)
3
mm

Electrical properties

Relative permittivity (100Hz)
4
-
Relative permittivity (1 MHz)
3.6
-
Dissipation factor (100 Hz)
50
E-4
Dissipation factor (1 MHz)
140
E-4
Volume resistivity
1E12
Ohm*m
Surface resistivity
Ohm
Electric strength
35
kV/mm
Comparative tracking index
500
V

Other properties

Water absorption
5.5
%
Humidity absorption
1.5
%
Density
1410
kg/m³

Diagrams

Applications

Air inlet manifolds

Industry
Automotive
Material
  • •} Lowest carbon footprint of PA6 available on the market
  • •} Yields faster moulding than standard PA6
  • •} Enables thinner wall designs.
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Integrated Air Inlet Manifolds (up to 180°C)

Industry
Automotive
Material
  • •} Long-term heat resistance up to 230 C
  • •} Lower system costs compared to metal.
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Radiator End Caps

Industry
Automotive
Material
  • •} Cost-effective
  • •} Heat-stabilized
  • •} Enhanced hydrolytic stability
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