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TPE Hytrel®  7246 DUPONT USA

454
  • Properties:
    Antichemical
    Aging resistance
    Thermal stability
  • Usages:
    Plate
    film
    building materials
    Profile
    Charger casing
  • Certificates:
    UL

Technical Data Sheet

physical property Test ConditionTest MethodTest ResultUnit
Shrinkage rateTDISO294-41.6%
Shrinkage rateMDISO294-41.6%
Water absorption rate23°C,24hrISO620.30%
Water absorption rate饱和,23°C,2.00mmISO620.60%
Water absorption rate平衡,23°C,2.00mm,50%RHISO620.20%
Melt mass flow rate240°C/2.16kgISO113313g/10min
Melt volume flow rate240°C/2.16kgISO113312.0cm3/10min
Density/specific gravityISO11831.26g/cm³
Mechanical performanceTest ConditionTest MethodTest ResultUnit
Nominal tensile fracture strainISO527-2530%
Tensile creep modulus1000hrISO899-1310Mpa
Tensile creep modulus1hrISO899-1360Mpa
abrasion resistance ISO4649100mm³
Tensile stress屈服ISO527-226.0Mpa
Tensile stress断裂ISO527-250.0Mpa
Tensile stress5.0%应变ISO527-214.0Mpa
Tensile stress10%应变ISO527-223.0Mpa
Tensile stress50%应变ISO527-224.0Mpa
Tensile strain屈服ISO527-226%
Tensile strain断裂ISO527-2>300%
Tensile modulusISO527-2550Mpa
Bending modulusISO178550Mpa
Thermal performanceTest ConditionTest MethodTest ResultUnit
Hot deformation temperature0.45MPa,未退火ISO75-2/B100°C
Hot deformation temperature1.8MPa,未退火ISO75-2/A50.0°C
Brittle temperatureISO974-97.0°C
Vicat softening temperature--ISO306/A50205°C
Vicat softening temperature--ISO306/B50140°C
Linear coefficient of thermal expansionEffectiveThermalDiffusivityISO11359-28E-08m²/s
Linear coefficient of thermal expansionMDISO11359-21.8E-04cm/cm/°C
Linear coefficient of thermal expansionTDISO11359-21.7E-04cm/cm/°C
Glass transition temperature 3ISO11357-225.0°C
Melting temperature 3ISO11357-3218°C
Electrical performanceTest ConditionTest MethodTest ResultUnit
Dielectric strengthIEC60243-120KV/mm
Relative permittivity100HzIEC602504.00
Relative permittivity1MHzIEC602503.50
Leakage Trace IndexIEC60112600V
Surface resistivityIEC60093>1.0E+15ohms
Volume resistivityIEC600932E+12ohms·cm
Dissipation factor100HzIEC602500.016
Dissipation factor1MHzIEC602500.030
elastomerTest ConditionTest MethodTest ResultUnit
tear strength 横向流量ISO34-1170kN/m
tear strength 流量ISO34-1180kN/m
Filling analysisTest ConditionTest MethodTest ResultUnit
SpecificHeatCapacity of Melt2150J/kg/°C
ThermalConductivityofMelt0.15W/m/K
Melt density1.11g/cm³
Impact performanceTest ConditionTest MethodTest ResultUnit
Charpy Notched Impact Strength -40°CISO179/1eA7.0kJ/m²
Charpy Notched Impact Strength -30°CISO179/1eA8.0kJ/m²
Charpy Notched Impact Strength 23°CISO179/1eA36kJ/m²
Impact strength of cantilever beam gap-40°CISO180/1A7.0kJ/m²
Impact strength of cantilever beam gap23°CISO180/1A38kJ/m²
Tensile impact strength23°CISO8256/1300kJ/m²
hardnessTest ConditionTest MethodTest ResultUnit
Shore hardness邵氏DISO86868
Shore hardness邵氏D,15秒ISO86864
flammabilityTest ConditionTest MethodTest ResultUnit
Burning rate 41.00mmISO3795DNI
UL flame retardant rating1.5mmUL94,IEC60695-11-10,-20HB
Extreme Oxygen IndexISO4589-223%
Supplementary InformationTest ConditionTest MethodTest ResultUnit
EmissionofOrganicCompoundsVDA277300µgC/g
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.