Arnitel® EL550

Category: TPC-ET , Thermoplastic Copolyester Elastomer
Manufacturer: DSM Engineering Plastics
Trademark: Arnitel®
Fillers: -
Ports: Qinzhou, Shekou, Shanghai, Ningbo
Delivery Terms FOB, CIF, DAP, DAT, DDP
PDF: DUvxuk_Arnitel-EL550.pdf
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Arnitel® EL550 is a Thermoplastic Copolyester Elastomer (TPC-ET) material. It is available in Asia Pacific, Europe, or North America for injection molding. Primary attribute of Arnitel® EL550: Flame Rated.
General Information
Processing Method
  • Injection Molding
Multi-Point Data
  • Isochronous Stress vs. Strain (ISO 11403-1)
  • Shear Modulus vs. Temperature (ISO 11403-1)
  • Viscosity vs. Shear Rate (ISO 11403-2)
PhysicalNominal ValueUnitTest Method
Density 1.20g/cm³ISO 1183
Melt Volume-Flow Rate (MVR) (230°C/2.16 kg)36.0cm³/10minISO 1133
Molding Shrinkage ISO 294-4
    Across Flow 1.6%
    Flow 1.6%
Water Absorption ISO 62
    Saturation, 23°C 0.65%
    Equilibrium, 23°C, 50% RH 0.20%
HardnessNominal ValueUnitTest Method
Shore Hardness (Shore D, 3 sec)51ISO 868
MechanicalNominal ValueUnitTest Method
Tensile Modulus 170MPaISO 527-2
Tensile Stress ISO 527-2
    Break 32.0MPa
    5.0% Strain 7.40MPa
    10% Strain 11.1MPa
    50% Strain 13.8MPa
    100% Strain 13.7MPa
Nominal Tensile Strain at Break 640%ISO 527-2
ImpactNominal ValueUnitTest Method
Charpy Notched Impact Strength ISO 179/1eA
    -30°C 25kJ/m²
    23°C No Break
Notched Izod Impact Strength ISO 180/1A
    -20°C No Break
    23°C No Break
ThermalNominal ValueUnitTest Method
Heat Deflection Temperature (0.45 MPa, Unannealed)110°CISO 75-2/B
Vicat Softening Temperature 90.0°CISO 306/B50
Melting Temperature 1207°CISO 11357-3
CLTE ISO 11359-2
    Flow 2.0E-4cm/cm/°C
    Transverse 2.0E-4cm/cm/°C
ElectricalNominal ValueUnitTest Method
Volume Resistivity 1.0E+13ohms·cmIEC 60093
Electric Strength 21kV/mmIEC 60243-1
Relative Permittivity IEC 60250
    100 Hz 4.40
    1 MHz 4.00
Dissipation Factor (1 MHz)0.040IEC 60250
Comparative Tracking Index 600VIEC 60112
FlammabilityNominal ValueUnitTest Method
Flammability Classification (1.60 mm)HBIEC 60695-11-10, -20
InjectionNominal ValueUnit
Drying Temperature 100°C
Drying Time 4.0 to 6.0hr
Rear Temperature 200 to 220°C
Middle Temperature 210 to 230°C
Front Temperature 220 to 240°C
Nozzle Temperature 230 to 250°C
Processing (Melt) Temp 230 to 250°C
Mold Temperature 20.0 to 50.0°C
Injection Rate Moderate-Fast
Back Pressure 3.00 to 10.0MPa
Screw Compression Ratio 2.5:1.0
Note Message
1 .10°C/min
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