Akulon® K224-G8

Chemical Family: Polyamides

Akulon® K224-G8 is a polyamide 6 (PA 6) resin known for its lightweight properties and UL flame rating, making it suitable for a range of applications within the automotive and transportation industries. They are commonly used in both automotive exterior and body components, as well as interior parts. The primary processing method for these materials is injection molding.

Product families

Automotive & Transportation — Automotive

Exterior & Body
Interior

Other characteristics

Brand: Akulon®
Polymer Name: Polyamide 6 (PA 6)
Fillers Included: Glass Fiber
Processing Methods: Injection Molding, Injection Molding
Reinforcement Material: Glass Fibers
Markets: Automotive & Transportation
Flame Rating: UL 94 HB
Technology: Composite Materials
Plastics
OEM Standards: BMW
Kia
Packaging Type: Bags
Boxes
Silos
Super Sacks
Quality Standards: UL Yellow Card (E43392)
UL Yellow Card (E47960)
Material Features: Light Weight
UL Flame Rated
OEM Specifications: BMW GS 93016
BMW GS 97014-2
BMW GS 97014-3
KIA MS 300-34
Reinforcement Form: Tape
Unidirectional Fabric
Certifications and Compliance: ISO 14001
OHSAS
REACH (Europe)
UL 94
Composite Materials Functions: Resins Binders & Matrix Materials
Composites Processing Methods: Injection Molding
Plastics and Elastomers End Uses: Door Panel
Flooring
Pedal
Pedal Boxes
Wheel Housing Parts
Machinery for Injection Molding: Central bushing heated separately; Only use external heated system; Manifold heated from both sides; Tip with thermocouple in front (near gate); Very accurate temperature control in the gate area
Plastics and Elastomers Functions: Resin

Technical data

Table 1 of 7

9 rows

Characteristic	Value	Unit	Method
Tensile Modulus	13000 / 8000	MPa	ISO 527-1/-2
Stress at Break	205 / 140	MPa	ISO 527-1/-2
Strain at Break	3 / 6	%	ISO 527-1/-2
Flexural Modulus	10800 / -	MPa	ISO 178
Flexural Strength	275 / -	MPa	ISO 178
Charpy Impact Strength (at +23°C)	95 / 100	kJ/m²	ISO 179/1eU
Charpy Impact Strength (at -30°C)	85 / 85	kJ/m²	ISO 179/1eU
Charpy Notched Impact Strength (at +23°C)	14 / 22	kJ/m²	ISO 179/1eA
Charpy Notched Impact Strength (at -30°C)	10 / 13	kJ/m²	ISO 179/1eA

Table 2 of 7

14 rows

Characteristic	Value	Unit	Method
Melting Temperature (10°C/min)	220 / *	°C	ISO 11357-1/-3
Temperature of Deflection Under Load (1.80 MPa)	210 / *	°C	ISO 75-1/-2
Temperature of Deflection Under Load (0.45 MPa)	220 / *	°C	ISO 75-1/-2
Coefficient of Linear Thermal Expansion (parallel)	0.2 / *	E-4/°C	ISO 11359-1/-2
Coefficient of Linear Thermal Expansion (normal)	0.5 / *	E-4/°C	ISO 11359-1/-2
Burning Behaviour (at 1.5 mm Nominal Thickness)	UL HB / *	class	IEC 60695-11-10
Burning Behaviour (at 3.0 mm Nominal Thickness)	UL HB / *	class	IEC 60695-11-10
Burning Behaviour (at 0.75 mm Nominal Thickness)	HB / *	class	IEC 60695-11-10
Relative Temperature Index (Electrical, 0.75 / * mm)	65 / *	°C	UL746B
Relative Temperature Index (Electrical, 3 / * mm)	65 / *	°C	UL746B
Relative Temperature Index (with impact, 0.75 / * mm)	65 / *	°C	UL746B
Relative Temperature Index (with impact, 3 / * mm)	65 / *	°C	UL746B

Table 3 of 7

8 rows

Characteristic	Value	Unit	Method
Relative Permittivity (100Hz)	3.5 / 14	—	IEC 62631-2-1
Relative Permittivity (1 MHz)	3.3 / 4.4	—	IEC 62631-2-1
Dissipation Factor (100 Hz)	50 / 3000	E-4	IEC 62631-2-1
Dissipation Factor (1 MHz)	150 / 1200	E-4	IEC 62631-2-1
Volume Resistivity	>1E13 / 1E12	Ohm*m	IEC 62631-3-1
Surface Resistivity	- / 1E13	Ohm	IEC 62631-3-2
Electric Strength	35 / 25	kV/mm	IEC 60243-1
Comparative Tracking Index	- / 500	V	IEC 60112

Table 4 of 7

4 rows

Characteristic	Value	Unit
Density of Melt	1260 / *	kg/m³
Thermal Conductivity of Melt	0.32 / *	W/(m K)
Specific Heat Capacity Melt	2080 / *	J/(kg K)
Effective Thermal Diffusivity	1.2E-7 / *	m²/s

Table 5 of 7

3 rows

Characteristic	Value	Unit	Method
Water Absorption	5.5 / *	%	Sim. to ISO 62
Humidity Absorption	1.7 / *	%	Sim. to ISO 62
Density	1450 / -	kg/m³	ISO 1183

Table 6 of 7