Akulon® K225-KWS

About
Flame Retardant (halogen free), Heat Stabilized, Laser-Markable Special Features: Contains release agent Heat stabilized or stable to heat Laser markable 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.&&

Product Description
SupplierDSM
GenericPA6
Material StatusCommercial: Active
FeaturesHalogen free,Flame Characteristics,Laser engraving,Heat Stabilized,V-0
AvailabilitysNorth America,Asia Pacific,Europe

Technical Data
PHYSICALNominal valueUnitTest method
Density1.18g/cm³ISO 1183
Shrinkage rate
TD1.0%ISO 294-4
Water absorption rate
Saturation, 23 ℃9.0%ISO 62
Equilibrium, 23 ℃, 50% RH2.5%ISO 62

MECHANICALNominal valueUnitTest method
Tensile modulus3800MPaISO 527-2
tensile strength
yield80.0MPaISO 527-2
Tensile strain
yield3.5%ISO 527-2
Nominal tensile fracture strain8.0%ISO 527-2

IMPACTNominal valueUnitTest method
Charpy Notched Impact Strength ISO 179/1eA
-30℃5.0kJ/m²ISO 179/1eA
23℃6.0kJ/m²ISO 179/1eA
Charpy Unnotch Impact strength ISO 179/1eU
-30℃55kJ/m²ISO 179/1eU
23℃60kJ/m²ISO 179/1eU

THERMALNominal valueUnitTest method
Hot deformation temperature
1.8 MPa, unannealed80.0ISO 75-2/A
0.45 MPa, unannealed200ISO 75-2/B
Melting temperature220ISO 11357-3
Linear coefficient of thermal expansion
TD9.0E-51/℃ISO 11359-2
MD9.0E-51/℃ISO 11359-2

Electrical performanceNominal valueUnitTest method
Surface resistivityohmsIEC 60093
Volume resistivity1.0E+15ohms·cmIEC 60093
Dielectric strength30kV/mmIEC 60243-1
Relative permittivity IEC 60250
100 Hz3.30 IEC 60250
1 MHz3.20 IEC 60250
Dissipation factor IEC 60250
100 Hz9.0E-3 IEC 60250
1 MHz0.020 IEC 60250
Compared to the leakage tracing indexVIEC 60112

FLAME CHARACTERISTICSNominal valueUnitTest method
Flammability level IEC 60695-11-10, -20
Flame retardant grade (0.38 mm)V-0 IEC 60695-11-10, -20
1.5 mmV-0 IEC 60695-11-10, -20

Process Conditions
injectionNominal valueUnitTest method
Drying temperature80°C
Drying time4.0 to 8.0hr
Barrel rear temperature225 to 230°C
Barrel middle temperature230 to 235°C
Barrel front temperature230 to 240°C
Nozzle temperature230 to 250°C
Processing (melt) temperature245 to 255°C
Mold temperature50 to 80°C
Injection speedModerate-Fast 
Back pressure3.00 to 10.0MPa
Screw compression ratio2.5:1.0 

Notes
1. Typical properties: these are not to be construed as specifications.
2. 10°C/min
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