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Makroblend® EL703

(PC+PET) blend; unreinforced; flame-retardant; UV-stabilized; impact modified; high flow; injection molding grade. Good impact strength, dimensional stability and chemical resistance. Uses include outdoor electrical enclosures. UL746C f1 rated.

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About

Product Types

  • PC+ABS blend

Material

Plastics
Impact resistant, Dimensionally stable, UV stable, Chemical resistant

General Characterization

No data available

Storage Conditions

No data available

Sampling

No data available

Packaging Type

No data available

Technical Properties & Datasheets

Property Name Standard Test condition Unit Value
Barrel Temperatures - Front - °C 255 - 265
Barrel Temperatures - Middle - °C 250 - 260
Barrel Temperatures - Nozzle - °C 255 - 270
Barrel Temperatures - Rear - °C 245 - 255
Dry Air Drying Temperature - °C 110 - 110
Dry Air Drying Time - h 2 - 4
Hold Pressure (% of injection pressure) - % 50 - 75
Melt Temperatures - °C 260 - 280
Moisture Content max. (%) - % <= 0,01
Mold Temperatures - °C 50 - 100
Peripheral Screw Speed - m/s 0.05 - 0.2
Plastic Back Pressure (specific) - bar 50 - 150
Shot-to-Cylinder Size - % 30 - 70
Standard Melt Temperature - °C 270
Vent Depth - mm 0.025 - 0.075
Property Name Standard Test condition Unit Value
Burning behavior UL 94 UL 94 3.0 mm Class V-0
Burning behavior UL 94 (1.5 mm) UL 94 Class V-0
Burning behavior UL 94-5V UL 94 3.0 mm Class 5VA
Coefficient of linear thermal expansion, parallel ISO 11359-1,-2 23 to 55 °C 10^-4^/K 0.7
Coefficient of linear thermal expansion, transverse ISO 11359-1,-2 23 to 55 °C 10^-4^/K 0.8
Relative temperature index (Electric strength) UL 746B 1.5 mm °C 105
Relative temperature index (Tensile impact strength) UL 746B 1.5 mm °C 90
Relative temperature index (Tensile strength) UL 746B 1.5 mm °C 105
Temperature of deflection under load ISO 75-1,-2 0.45 MPa °C 119
Temperature of deflection under load ISO 75-1,-2 1.80 MPa °C 96
Thermal conductivity, cross-flow ISO 8302 23 °C; 50 % r. h. W/(m*K) 0.2
Vicat softening temperature ISO 306 50 N; 120 °C/h °C 132
Property Name Standard Test condition Unit Value
Charpy notched impact strength ISO 179-1eA -30 °C kJ/m² 15
Charpy notched impact strength ISO 179-1eA 23 °C kJ/m² 50
Flexural modulus ISO 178 2 mm/min MPa 2250 - 2250
Flexural strength ISO 178 2 mm/min MPa 83
Flexural stress at 3.5 % strain ISO 178 2 mm/min MPa 71 - 71
Izod notched impact strength ISO 180-A 23 °C kJ/m² 50
Izod notched impact strength ISO 180-A -30 °C kJ/m² 15
Nominal strain at break ISO 527-1,-2 50 mm/min % 100
Stress at break ISO 527-1,-2 50 mm/min MPa 55
Tensile modulus ISO 527-1,-2 1 mm/min MPa 2300 - 2300
Yield strain ISO 527-1,-2 50 mm/min % 4.5
Yield stress ISO 527-1,-2 50 mm/min MPa 56
Property Name Standard Test condition Unit Value
Melt volume-flow rate ISO 1133 270 °C; 5 kg cm³/10 min 26
Molding shrinkage, parallel/normal b.o. ISO 2577 Value range based on general practical experience (600bar) % 0.6 - 0.8
Property Name Standard Test condition Unit Value
Comparative tracking index CTI IEC 60112 Solution A Rating 200
Dissipation factor IEC 60250 1 MHz 10^-4^ 200
Dissipation factor IEC 60250 100 Hz 10^-4^ 30
Electrical strength IEC 60243-1 1 mm kV/mm 34
Relative permittivity IEC 60250 1 MHz 3.3
Relative permittivity IEC 60250 100 Hz 3.5
Surface resistivity IEC 60093 Ohm 1E16
Volume resistivity IEC 60093 Ohm*m 1E14
Property Name Standard Test condition Unit Value
Injection molding-Injection velocity ISO 294 mm/s 200
Injection molding-Melt temperature ISO 294 °C 270 - 270
Injection molding-Mold temperature ISO 294 °C 70 - 70
Property Name Standard Test condition Unit Value
Density ISO 1183-1 kg/m³ 1300 - 1300
Water absorption (equilibrium value) ISO 62 23 °C; 50 % r. h. % 0.2
Water absorption (saturation value) ISO 62 Water at 23 °C % 0.5

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Technical Data Sheet
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Safety Data Sheet
No direct download available, please visit www.productsafetyfirst.covestro.com
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