Akulon® K222-KGV4/A

20% Glass Reinforced, Heat Stabilized, Flame Retardant (halogen- phosphorous-free)

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
Regulatory Affairs
Processing technology
Injection Molding
Design challenge
Flame Retardancy | Halogen free

Rheological properties

Molding shrinkage (parallel)
0.6
%
Molding shrinkage (normal)
1
%

Mechanical properties

Tensile modulus
6000
MPa
Stress at break
85
MPa
Strain at break
3.6
%
Flexural modulus
5700
MPa
Flexural strength
140
MPa
Charpy impact strength (+23°C)
45
kJ/m²
Charpy impact strength (-30°C)
35
kJ/m²
Charpy notched impact strength (+23°C)
3.3
kJ/m²
Charpy notched impact strength (-30°C)
3
kJ/m²

Thermal properties

Melting temperature (10°C/min)
220
°C
Temp. of deflection under load (1.80 MPa)
140
°C
Temp. of deflection under load (0.45 MPa)
210
°C
Burning Behav. at 1.5 mm nom. thickn.
V-2
class
Thickness tested
1.5
mm
UL recognition
Yes
-
Burning Behav. at 3.0 mm nom. thickn.
V-2
class
Thickness tested
3
mm
UL recognition
Yes
-
Burning Behav. at 0.75 mm nom. thickn.
V-2
class
Thickness tested
0.75
mm
Glow Wire Flammability Index GWFI
960
°C
GWFI (Thickness (1) tested)
1.6
mm
Glow Wire Flammability Index GWFI
960
°C
GWFI (Thickness (2) tested)
1
mm
Relative Temperature Index - electrical
140
°C
RTI electrical (Thickness (1) tested)
0.8
mm
Relative Temperature Index - electrical
140
°C
RTI electrical (Thickness (2) tested)
3
mm
Relative Temperature Index - without impact
130
°C
RTI without impact (Thickness (1) tested)
0.8
mm
Relative Temperature Index - without impact
130
°C
RTI without impact (Thickness (2) tested)
3
mm

Electrical properties

Relative permittivity (100Hz)
4.3
-
Relative permittivity (1 MHz)
3.8
-
Dissipation factor (100 Hz)
130
E-4
Dissipation factor (1 MHz)
210
E-4
Volume resistivity
1E13
Ohm*m
Surface resistivity
Ohm
Electric strength
30
kV/mm
Comparative tracking index
575
V

Other properties

Water absorption
6.5
%
Humidity absorption
2
%
Density
1340
kg/m³

Rheological calculation properties

Density of melt
1030
kg/m³
Thermal conductivity of melt
0.29
W/(m K)
Spec. heat capacity melt
2270
J/(kg K)
Eff. thermal diffusivity
1.25E-7
m²/s

Diagrams