Akulon® Fuel Lock FLE-LP NA99001

Low fuel permeation PA6 suitable for use in injection molding/welding of small engine fuel tanks

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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
  • Low fuel permeation
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
  • CALIFORNIA PROPOSITION 65 (NDS)2024-01-02
  • CALIFORNIA PROPOSITION 65 (carbon black)2024-01-02
  • 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
Design challenge
Barrier Properties & Permeation
Applications
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Rheological properties

Melt volume-flow rate
13
cm³/10min
Temperature
250
°C
Load
2.16
kg
Molding shrinkage (parallel)
1.9
%
Molding shrinkage (normal)
1.8
%

Mechanical properties

Tensile modulus
1750
MPa
Tensile modulus (-40°C)
2000
MPa
Yield stress
43
MPa
Yield stress (-40°C)
71
MPa
Yield strain
4.2
%
Yield strain (-40°C)
9
%
Nominal strain at break
>50
%
Stress at break
37
MPa
Stress at break (-40°C)
55
MPa
Strain at break (-40°C)
30
%
Flexural modulus
1700
MPa
Flexural strength
63
MPa
Charpy impact strength (+23°C)
N
kJ/m²
Charpy impact strength (-30°C)
N
kJ/m²
Charpy notched impact strength (+23°C)
80
kJ/m²
Charpy notched impact strength (-30°C)
22
kJ/m²
Puncture - maximum force (+23°C)
3300
N
Puncture - maximum force (-40°C)
5000
N
Puncture energy (+23°C)
48
J
Puncture energy (-40°C)
65
J

Thermal properties

Temp. of deflection under load (1.80 MPa)
55
°C
Temp. of deflection under load (0.45 MPa)
100
°C
Vicat softening temperature (50°C/h 50N)
130
°C
Coeff. of linear therm. expansion (parallel)
1
E-4/°C
Coeff. of linear therm. expansion (normal)
1.1
E-4/°C

Other properties

Water absorption
7
%
Humidity absorption
2.5
%
Density
1060
kg/m³

Rheological calculation properties

Density of melt
869
kg/m³
Thermal conductivity of melt
0.22
W/(m K)
Spec. heat capacity melt
2740
J/(kg K)
Eff. thermal diffusivity
9.37E-8
m²/s

Diagrams

Applications

Gasoline Tank in hybrid cars

Industry
Automotive
Material
The gasoline tank for hybrid cars is used to store flammable liquids.}
More information

Hydrogen pressure vessel

Industry
Automotive
Material
  • •} 70% lighter than conventional steel tanks
  • •} Cost-effective solution due to excellent processability
  • •} High impact resistance and high elongation down to -60°C (-76°F)
  • •} Guaranteed to last for the lifetime of the product
}
More information

Outdoor power product fuel tanks

Industry
Consumer goods
Material
  • •} Increased design freedom (minimum wall thickness possible up to 1.2mm)
  • •} Evaporative emissions barrier more than six times higher than regulations require
  • •} Guaranteed to last for the lifetime of the product
}
More information