Akulon® Ultraflow K220-HGM44

20% Glass Reinforced, 20% Mineral Reinforced, Heat Stabilized

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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
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
OEM Specification
SPA X62 4130
STELLANTIS - 01994-16-00164-MAN-01994-10-00395-(2021-07)
Applications
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Rheological properties

Molding shrinkage (parallel)
0.3
%
Molding shrinkage (normal)
0.9
%

Mechanical properties

Tensile modulus
11000
MPa
Stress at break
135
MPa
Stress at break (160°C)
35
MPa
Strain at break
2
%
Strain at break (120°C)
4.5
%
Strain at break (160°C)
5
%
Flexural modulus
9000
MPa
Flexural modulus (120°C)
2600
MPa
Flexural modulus (160°C)
1870
MPa
Charpy impact strength (+23°C)
40
kJ/m²
Charpy impact strength (-30°C)
35
kJ/m²
Charpy notched impact strength (+23°C)
7
kJ/m²
Charpy notched impact strength (-30°C)
4.5
kJ/m²

Thermal properties

Melting temperature (10°C/min)
220
°C
Temp. of deflection under load (1.80 MPa)
185
°C
Temp. of deflection under load (0.45 MPa)
215
°C
Coeff. of linear therm. expansion (parallel)
0.3
E-4/°C
Coeff. of linear therm. expansion (normal)
0.5
E-4/°C

Electrical properties

Relative permittivity (100Hz)
3.5
-
Relative permittivity (1 MHz)
3.3
-
Dissipation factor (100 Hz)
50
E-4
Dissipation factor (1 MHz)
130
E-4
Volume resistivity
1E12
Ohm*m
Surface resistivity
Ohm
Electric strength
35
kV/mm
Comparative tracking index
550
V

Other properties

Water absorption
5.5
%
Humidity absorption
1.6
%
Density
1470
kg/m³

Rheological calculation properties

Density of melt
1190
kg/m³
Thermal conductivity of melt
0.39
W/(m K)
Spec. heat capacity melt
2290
J/(kg K)
Eff. thermal diffusivity
1.44E-7
m²/s

Diagrams

Applications

Engine Cover with Air Inlet Filters

Industry
Automotive
Material
  • •} Reliable
  • •} High heat resistant
  • •} Great surface appearance
  • •} Low warpage levels
  • •} Cost effective
  • •} High flowability enables thin wall designs
}
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Engine Covers

Industry
Automotive
Material
  • •} Reliable
  • •} High heat resistant
  • •} Great surface appearance
  • •} Low warpage levels
  • •} Cost effective
  • •} High flowability enables thin wall designs
}
More information