PC Makrolon® 2258

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Technical Data Sheet

physical property Test ConditionTest MethodTest Result
densityISO 11831.20 g/cm³
Apparent densityISO 600.66 g/cm³
melt mass-flow rateISO 113337 g/10min
Shrinkage rateISO 25770.50to0.70 %
Shrinkage rateISO 294-40.65 %
Shrinkage rateISO 294-40.65 %
Water absorption rateISO 620.30 %
Water absorption rateISO 620.12 %
Melt volume flow rateISO 113334.0 cm³/10min
Shrinkage rateISO 25770.50to0.70 %
hardnessTest ConditionTest MethodTest Result
ball-indentation hardnessISO 2039-1115 MPa
optical performance Test ConditionTest MethodTest Result
refractive indexISO 4891.586
transmissivityISO 13468-289.0 %
transmissivityISO 13468-289.0 %
transmissivityISO 13468-288.0 %
transmissivityISO 13468-287.0 %
Haze ratioISO 14782<0.80 %
flammabilityTest ConditionTest MethodTest Result
UL flame retardant ratingUL 94HB
UL flame retardant ratingUL 94V-2
Hot filament ignition temperatureIEC 60695-2-13875 °C
Hot filament ignition temperatureIEC 60695-2-13875 °C
Hot filament ignition temperatureIEC 60695-2-13900 °C
FlashIgnitionTemperatureASTM D1929480 °C
SelfIgnitionTemperatureASTM D1929550 °C
Impact resistanceTest ConditionTest MethodTest Result
Impact strength of simply supported beam without notchISO 179/1eUNoBreak
Impact strength of cantilever beam gapISO 739112 kJ/m²
Impact strength of cantilever beam gapISO 739155 kJ/m²
Multi axis Instrumented Impact EnergyISO 6603-260.0 J
Multi axis Instrumented Impact EnergyISO 6603-255.0 J
Multi axis Instrumented Peak Impact ForceISO 6603-25900 N
Multi axis Instrumented Peak Impact ForceISO 6603-24900 N
Charpy Notched Impact StrengthISO 739112 kJ/m²
Charpy Notched Impact StrengthISO 739155 kJ/m²
Impact strength of simply supported beam without notchISO 179/1eUNoBreak
Impact strength of simply supported beam without notchISO 179/1eUNoBreak
Mechanical propertiesTest ConditionTest MethodTest Result
Nominal tensile fracture strainISO 527-2/50>50 %
Tensile creep modulusISO 899-12100 MPa
Tensile creep modulusISO 899-11700 MPa
Flexural modulusISO 1782350 MPa
bending strengthISO 17873.0 MPa
bending strengthISO 17897.0 MPa
Bending StrainISO 1787.1 %
Tensile modulusISO 527-2/12400 MPa
tensile strength ISO 527-2/5065.0 MPa
tensile strength ISO 527-2/5060.0 MPa
Tensile strainISO 527-2/506.0 %
Tensile strainISO 527-2/50130 %
Electrical performanceTest ConditionTest MethodTest Result
Surface ResistivityIEC 600931E+16 ohms
Volume resistivityIEC 600931E+16 ohms·cm
dielectric strengthIEC 60243-134 kV/mm
relative permittivityIEC 602503.10
relative permittivityIEC 602503.00
Dissipation FactorIEC 602505E-04
Dissipation FactorIEC 602509E-03
Compared to the Leakage Tracking Index (CTI)IEC 60112PLC 2
Thermal performanceTest ConditionTest MethodTest Result
Heat distortion temperatureISO 75-2/B137 °C
RTI StrUL 746125 °C
Heat distortion temperatureISO 75-2/A124 °C
Glass Transition TemperatureISO 11357-2145 °C
vicatISO 306/B50145 °C
vicatISO 306/B120146 °C
ball-indentation hardnessIEC 60695-10-2Pass
Linear coefficient of thermal expansionISO 11359-26.5E-05 cm/cm/°C
Linear coefficient of thermal expansionISO 11359-26.5E-05 cm/cm/°C
thermal conductivityISO 83020.20 W/m/K
RTI ElecUL 746125 °C
RTI ImpUL 746115 °C
IMPORTANT NOTES: Plas.com collected the data in the data sheet from the material manufacturers. Plas.com makes the best effort to improve the accuracy of the data, but has no responsibility for the data. We strongly recommend verifying the validity of the data with the material manufacturers before making a final decision.

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