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Product Info
Product Name
Brand Name
Usages
Properties
Certificates
PEEK L4000G EVONIK GERMANY
VESTAKEEP® 
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Semi crystalline、Chemical resistance、Self extinguishing、high viscosity
UL
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Plastic Datasheets

Impact resistanceTest ConditionTest MethodEVONIK GERMANY/L4000G
Charpy Notched Impact Strength23°C,完全断裂ISO 179/1eA7.0 kJ/m²
Impact strength of simply supported beam without notch-30°CISO 179/1eUNoBreak
23°CISO 179/1eUNoBreak
Charpy Notched Impact Strength-30°C,完全断裂ISO 179/1eA6.0 kJ/m²
Electrical performanceTest ConditionTest MethodEVONIK GERMANY/L4000G
Compared to the Leakage Tracking Index (CTI)SolutionA5IEC 60112PLC 3
relative permittivity50HzIEC 602502.80
dielectric strengthIEC 60243-116 KV/mm
Volume resistivityIEC 600931E+15 ohms·cm
relative permittivity1MHzIEC 602502.80
Compared to the Leakage Tracking Index (CTI)解决方案AIEC 60112PLC 3
Surface ResistivityIEC 600931E+14 ohms
Mechanical propertiesTest ConditionTest MethodEVONIK GERMANY/L4000G
Tensile modulusISO 527-23500 Mpa
Tensile strain断裂ISO 527-230 %
屈服ISO 527-25.0 %
tensile strength 屈服ISO 527-296.0 Mpa
flammabilityTest ConditionTest MethodEVONIK GERMANY/L4000G
Hot filament ignition temperature2.0mmIEC 60695-2-13825 °C
UL flame retardant rating3.2mmUL 94V-0
Burning wire flammability index2.0mmIEC 60695-2-12960 °C
physical property Test ConditionTest MethodEVONIK GERMANY/L4000G
density23°CISO 11831.30 g/cm³
Shrinkage rateMD:180°C,2.00mmISO 294-40.90 %
Melt volume flow rate380°C/5.0kgISO 113312.0 cm3/10min
Shrinkage rateTD:180°C,2.00mmISO 294-41.1 %
Thermal performanceTest ConditionTest MethodEVONIK GERMANY/L4000G
melting temperatureISO 11357-3340 °C
Linear coefficient of thermal expansionMD：23到55°CISO 11359-26E-05 cm/cm/°C
vicat--ISO 306/B305 °C
--ISO 306/A335 °C

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