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Brand Name
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PC 1239 COVESTRO GERMANY
Makrolon® 
film,Electronic field,Electrical field,Blow molding applications,bottle
high viscosity
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Plastic Datasheets

hardnessTest ConditionTest MethodCOVESTRO GERMANY/1239
Ball Pressure TestISO 2039-1108 Mpa
thermal performanceTest ConditionTest MethodCOVESTRO GERMANY/1239
Ball Pressure Test144°CIEC 60695-10-2Pass
Glass transition temperatureISO 11357-2152 °C
Hot deformation temperature0.45MPa,UnannealedISO 75-2/B145 °C
1.8MPa,UnannealedISO 75-2/A132 °C
Linear coefficient of thermal expansionMD：23to55°CISO 11359-27E-05 cm/cm/°C
TD：23to55°CISO 11359-27E-05 cm/cm/°C
thermal conductivity23°CISO 83020.20 W/m/K
Vicat softening temperature--ISO 306/B120151 °C
--ISO 306/B50150 °C
filmTest ConditionTest MethodCOVESTRO GERMANY/1239
GasPermeationOxygen:23°C,100.0μmISO 2556740 cm³/m²/bar/24hr
CarbonDioxide:23°C,100.0μmISO 25564200 cm³/m²/bar/24hr
Nitrogen:23°C,100.0μmISO 2556140 cm³/m²/bar/24hr
Water vapor permeability23°C,85%RH,100μmISO 15106-115 g/m²/24hr
mechanical propertiesTest ConditionTest MethodCOVESTRO GERMANY/1239
Bending modulus23°CISO 1782300 Mpa
Bending strain23°CISO 1787.2 %
bending strength23°CISO 17894.0 Mpa
3.5%Strain,23°CISO 17870.0 Mpa
Nominal tensile fracture strain23°CISO 527-2/50>50 %
Tensile modulus23°CISO 527-2/12300 Mpa
Tensile strainYield,23°CISO 527-2/506.6 %
Break,23°CISO 527-2/50100 %
tensile strengthBreak,23°CISO 527-2/5065.0 Mpa
Yield,23°CISO 527-2/5064.0 Mpa
Electrical performanceTest ConditionTest MethodCOVESTRO GERMANY/1239
Compared to the anti leakage trace indexSolutionBIEC 60112 V
SolutionAIEC 60112 V
Dielectric strength23°C,1.00mmIEC 60243-134 KV/mm
Dissipation factor23°C,100HzIEC 602501E-03
23°C,1MHzIEC 602500.010
Relative permittivity23°C,1MHzIEC 602503.00
23°C,100HzIEC 602503.10
Surface resistivityIEC 600931E+16 ohms
Volume resistivity23°CIEC 600931E+16 ohms·cm
Physical propertiesTest ConditionTest MethodCOVESTRO GERMANY/1239
Apparent densityISO 600.66 g/cm³
density23°CISO 11831.20 g/cm³
melt mass-flow rate300°C/1.2kgISO 11332.5 g/10min
Melt Volume Flow Rate (MVR)300°C/1.2kgISO 11332.00 cm3/10min
Shrinkage rateTD:2.00mmISO 294-40.80 %
MD:2.00mmISO 294-40.75 %
Water absorption rateEquilibrium,23°C,50%RHISO 620.12 %
Saturation,23°CISO 620.30 %
impact performanceTest ConditionTest MethodCOVESTRO GERMANY/1239
Charpy Notched Impact Strength23°C,Partial BreakISO 739175 kJ/m²
-30°C,Complete BreakISO 739120 kJ/m²
Impact strength of cantilever beam gap23°C,Partial BreakISO 739165 kJ/m²
-30°C,Partial BreakISO 739155 kJ/m²
Impact strength of simply supported beam without notch-30°CISO 179/1eUNoBreak
23°CISO 179/1eUNoBreak
-60°CISO 179/1eUNoBreak
Multi axis Instrumented Impact Energy-30°CISO 6603-260.0 J
23°CISO 6603-255.0 J
Multi axis Instrumented Peak Impact Force-30°CISO 6603-26400 N
23°CISO 6603-25500 N
flammabilityTest ConditionTest MethodCOVESTRO GERMANY/1239
Burning wire flammability index3.0mmIEC 60695-2-12930 °C
1.5mmIEC 60695-2-12900 °C
0.75mmIEC 60695-2-12900 °C
Extreme Oxygen IndexISO 4589-226 %
FlashIgnitionTemperatureASTM D1929480 °C
Hot filament ignition temperature3.0mmIEC 60695-2-13900 °C
1.5mmIEC 60695-2-13900 °C
0.75mmIEC 60695-2-13900 °C
SelfIgnitionASTM D1929550 °C
optical performanceTest ConditionTest MethodCOVESTRO GERMANY/1239
Refractive indexISO 4891.587
transmissivity4000μmISO 13468-284.0 %
1000μmISO 13468-288.0 %
2000μmISO 13468-287.0 %
turbidity3000μmISO 14782<0.80 %

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