Akulon® K224-LG7/E

35% Glass Fiber Reinforced, UV Stabilized

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
  • U.V. stabilized or stable to weather
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
  • 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
  • RoHS Statement (2011/65/EC: Heavy metals)2024-02-01
  • SVHC, REACH Annex XIV and –XVII Statement2025-11-06
Processing technology
Injection Molding
Have a question? Contact us

Rheological properties

Molding shrinkage (parallel)
0.15
%
Molding shrinkage (normal)
1
%

Mechanical properties

Tensile modulus
11000
MPa
Tensile modulus (-40°C)
12000
MPa
Tensile modulus (40°C)
5500
MPa
Tensile modulus (100°C)
4850
MPa
Tensile modulus (120°C)
4300
MPa
Tensile modulus (150°C)
4300
MPa
Tensile modulus (160°C)
4050
MPa
Tensile modulus (200°C)
2800
MPa
Stress at break
190
MPa
Stress at break (-40°C)
250
MPa
Stress at break (100°C)
100
MPa
Stress at break (120°C)
95
MPa
Stress at break (150°C)
82
MPa
Stress at break (160°C)
75
MPa
Stress at break (180°C)
65
MPa
Stress at break (200°C)
50
MPa
Strain at break
3.5
%
Strain at break (-40°C)
3.1
%
Strain at break (120°C)
10.4
%
Strain at break (150°C)
10.8
%
Strain at break (160°C)
11
%
Strain at break (180°C)
11.3
%
Strain at break (200°C)
11.6
%
Flexural modulus
10500
MPa
Flexural modulus (120°C)
4900
MPa
Flexural modulus (160°C)
4200
MPa
Flexural strength
305
MPa
Flexural strength (120°C)
120
MPa
Flexural strength (160°C)
95
MPa
Charpy impact strength (+23°C)
90
kJ/m²
Charpy impact strength (-30°C)
75
kJ/m²
Charpy notched impact strength (+23°C)
14
kJ/m²
Charpy notched impact strength (-30°C)
12
kJ/m²
Izod notched impact strength (+23°C)
15
kJ/m²
Puncture - maximum force (+23°C)
1060
N
Puncture - maximum force (-30°C)
945
N
Puncture energy (+23°C)
3.9
J
Puncture energy (-30°C)
3.3
J
Weldline strength at thickness 1
100
MPa
Weldline strain at thickness 1
1.2
%
Thickness tested (1)
4
mm

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
Temp. of deflection under load (8.00 MPa)
150
°C
Coeff. of linear therm. expansion (parallel)
0.2
E-4/°C
Coeff. of linear therm. expansion (normal)
0.7
E-4/°C

Other properties

Water absorption
6.2
%
Humidity absorption
1.8
%
Density
1410
kg/m³

Rheological calculation properties

Density of melt
1150
kg/m³
Thermal conductivity of melt
0.27
W/(m K)
Spec. heat capacity melt
2110
J/(kg K)
Eff. thermal diffusivity
1.1E-7
m²/s