Akulon® Ultraflow K-FHG12

60% Glass Fiber Reinforced, Heat Stabilized, High Flow

Back to results

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
  • Good or high flow
  • Heat stabilized
General Document
Regulatory Affairs
  • Absence Declaration BNST2023-11-16
  • Absence Declaration Biocidal Products2025-11-21
  • 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 Chemicals and F-gasses2025-02-06
  • Absence Declaration PAH (Polycyclic Aromatic Hydrocarbons)2025-04-14
  • Absence Declaration PBT chemicals under TSCA section 6(h)2023-11-16
  • Absence Declaration PFAS/PFOS/PFOA/PFHxS/PFCAs2025-01-31
  • Absence Declaration POPs (Persistent Organic Pollutants)2025-10-21
  • 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
  • CALIFORNIA PROPOSITION 65 (NDS)2025-01-20
  • CALIFORNIA PROPOSITION 65 (carbon black)2025-01-20
  • Compliance Statement Sanctions and Embargos2025-11-24
  • Conflict minerals declaration (EICC, GeSI)2025-10-21
  • Deforestation Statement, Regulation (EU) 2023/1115 (EUDR)2025-11-03
  • EMRT Statement2025-05-27
  • Micro Plastics Statement2025-09-22
  • Packaging Declaration EU Decision 97/129/EC (labelling)2024-04-17
  • Packaging, Packaging Waste (EU) 2025/40 and CONEG declaration2025-06-24
  • REACH Registration Statement2024-03-27
  • REACH STATEMENT KOREA2023-11-16
  • REACH STATEMENT TURKIYE2025-12-03
  • RoHS Statement (2011/65/EC: Heavy metals)2024-02-01
  • SVHC, REACH Annex XIV and –XVII Statement2025-11-06
Yellow Card
Processing technology
Injection Molding
Design challenge
Designing structural parts | high strength and stiffness solutions
Downsizing & Miniaturization
Automotive OEM
CALLOUT, FIAT CHRYSLER, GM, MERCEDES, VW
OEM Specification
ASTM D6779 PA0220 G60 A56470
ASTM D6779 PA0220 G60 A57470
DBL 5418.00 (2020-11)
FCA-MS50017(MS-DB-41)-CPN4748-(2017-02)
GMW16582
GMW3029
VW50180 (2019-04)
Applications
Have a question? Contact us

Rheological properties

Molding shrinkage (parallel)
0.2
%
Molding shrinkage (normal)
0.8
%
Spiral flow length 1.0 mm 900 bar
7.7
mm

Mechanical properties

Tensile modulus
20000
MPa
Stress at break
240
MPa
Strain at break
2.2
%
Flexural modulus
18500
MPa
Flexural strength
365
MPa
Charpy impact strength (+23°C)
90
kJ/m²
Charpy impact strength (-30°C)
85
kJ/m²
Charpy notched impact strength (+23°C)
15
kJ/m²
Charpy notched impact strength (-30°C)
12
kJ/m²

Thermal properties

Melting temperature (10°C/min)
220
°C
Temp. of deflection under load (1.80 MPa)
210
°C
Temp. of deflection under load (0.45 MPa)
220
°C
Coeff. of linear therm. expansion (parallel)
0.1
E-4/°C
Coeff. of linear therm. expansion (normal)
0.4
E-4/°C
Burning Behav. at 0.75 mm nom. thickn.
HB
class
Thickness tested
0.75
mm
Burning Behav. at 3.0 mm nom. thickn.
HB
class
Thickness tested
3
mm
UL recognition
Yes
-
Glow Wire Flammability Index GWFI
850
°C
GWFI (Thickness (1) tested)
3.1
mm

Other properties

Water absorption
3.6
%
Humidity absorption
1
%
Density
1700
kg/m³

Rheological calculation properties

Density of melt
1380
kg/m³
Thermal conductivity of melt
0.39
W/(m K)
Spec. heat capacity melt
1720
J/(kg K)
Eff. thermal diffusivity
1.64E-7
m²/s

Diagrams

Applications

Air Suspension Systems

Industry
Automotive
Material
  • •} Akulon® PA6 and PA66 offer best-in-class mechanical strength for air suspension components including pistons, piston pots, contour shells, winding rings, caps, and gaiter pots.
  • •} Akulon® Ultraflow is engineered for easy processing to ensure consistent quality and reduce costs.
  • •} Low carbon footprint grades available to further reduce manufacturing carbon footprint.
}
More information

Battery support plate

Industry
Automotive
Material
  • •} Sustainable solution for demanding applications: Fully recyclable, No e-coating
  • •} Low warpage due to glass weaving
  • •} Functional integration, e.g. Snap-hooks, Screw bosses
}
More information

Cross Car Beam

Industry
Automotive
Material
  • •} Weight reduction of 20–30% vs. steel structures
  • •} High stiffness and strength – suitable for NVH and crash loads
  • •} Excellent functional integration (brackets, clips, ducts, etc.)
  • •} Cost-effective, scalable production using standard machinery
  • •} Sustainable: lower carbon footprint than traditional metals
  • •} High precision and dimensional reproducibility
}
More information

Front End Modules

Industry
Automotive
Material
  • •} 20–30% overall weight reduction vs. metal alternatives
  • •} Higher temperature resistance and creep performance vs. PP
  • •} Superior surface appearance compared to PA66
  • •} Thin-wall designs and complex geometries via light-flowing grades
  • •} Improved integration of structural and mounting functions
  • •} Robust and sustainable hybrid solutions (plastic/metal, hollow profiles)
}
More information