Arnitel® UM551

Category: TPC-ES , Thermoplastic Copolyester Elastomer
Manufacturer: DSM Engineering Plastics
Trademark: Arnitel®
Fillers: -
Ports: Qinzhou, Shekou, Shanghai, Ningbo
Delivery Terms FOB, CIF, DAP, DAT, DDP
PDF: O4POz9_Arnitel-UM551.pdf
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Arnitel® UM551 is a Thermoplastic Copolyester Elastomer (TPC-ES) material. It is available in Europe or North America for film extrusion or injection molding.

Important attributes of Arnitel® UM551 are:
  • Flame Rated
  • Impact Resistant
General Information
Features
  • Good Impact Resistance
Processing Method
  • Film Extrusion
  • Injection Molding
PhysicalNominal ValueUnitTest Method
Density 1.26g/cm³ISO 1183
Melt Mass-Flow Rate (MFR) (230°C/2.16 kg)14g/10 minISO 1133
Melt Volume-Flow Rate (MVR) (230°C/2.16 kg)13.8cm³/10minISO 1133
Water Absorption ISO 62
    Saturation, 23°C 0.60%
    Equilibrium, 23°C, 50% RH 0.25%
HardnessNominal ValueUnitTest Method
Shore Hardness ISO 868
    Shore D, 3 sec 55
    Shore D, 15 sec 55
MechanicalNominal ValueUnitTest Method
Tensile Modulus 200MPaISO 527-2
Tensile Stress ISO 527-2
    10% Strain 13.4MPa
    100% Strain 24.0MPa
ImpactNominal ValueUnitTest Method
Charpy Notched Impact Strength ISO 179/1eA
    -30°C 6.0kJ/m²
    23°C No Break
ThermalNominal ValueUnitTest Method
Heat Deflection Temperature (0.45 MPa, Unannealed)80.0°CISO 75-2/B
Vicat Softening Temperature 85.0°CISO 306/B50
Melting Temperature 200°CISO 11357-3
CLTE - Flow 1.6E-4cm/cm/°CISO 11359-2
ElectricalNominal ValueUnitTest Method
Comparative Tracking Index 600VIEC 60112
FlammabilityNominal ValueUnitTest Method
Flammability Classification IEC 60695-11-10, -20
    0.750 mm HB
    1.50 mm HB
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
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