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Borealis LE4244R Polyethylene Insulation Compound, Crosslinkable

Category Polymer , Thermoplastic , Polyethylene (PE)
Manufacturer Borealis
Trade Name
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Borealis LE4244R Polyethylene Insulation Compound, Crosslinkable.pdf
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Material Notes:
LE4244R is a crosslinkable natural polyethylene compound, specially designed for insulation applications. This product is only available in certain periods. Applications: LE4244R is intended for insulation of XLPE power cables with rated voltages up to 72 kV. Specifications: IEC 60502.Information provided by Borealis AG
Physical Properties Metric English Comments
Bulk Density 0.500 - 0.600 g/cc
0.0181 - 0.0217 lb/in³
Density 0.923 g/cc
0.0333 lb/in³
base resin; ISO 1183/ISO 1872-2
Water Absorption 0.020 %
0.020 %
Karl Fischer-titration
Melt Flow 0.80 g/10 min

@Load 2.16 kg,
Temperature 190 °C
0.80 g/10 min

@Load 4.76 lb,
Temperature 374 °F
ISO 1133
Mechanical Properties Metric English Comments
Tensile Strength at Break <= 3.40 MPa
<= 493 psi
after aging (168h, 135°C); IEC 60811-1-2
>= 17.0 MPa
>= 2470 psi
250mm/min; ISO 527
Elongation at Break >= 450 %
>= 450 %
250mm/min; ISO 527
Electrical Properties Metric English Comments
Volume Resistivity >= 1.00e+6 ohm-cm
>= 1.00e+6 ohm-cm
IEC 60093
Dielectric Constant 2.3

@Frequency 50000 Hz
2.3

@Frequency 50000 Hz
IEC 60250
Dielectric Strength >= 22.0 kV/mm

@Frequency 50.0 Hz
>= 559 kV/in

@Frequency 50.0 Hz
IEC 60243
Dissipation Factor 0.00030

@Frequency 50000 Hz
0.00030

@Frequency 50000 Hz
IEC 60250
Processing Properties Metric English Comments
Melt Temperature 130 - 140 °C
266 - 284 °F
Shelf Life 12.0 Month
12.0 Month
Descriptive Properties Value Comments
Göttfert Elastograph (Nm) 0.6-0.8
Hot Set Test, % 5
200°C, 0.2 MPa; IEC 60811-2-1; Permanent Deformation
75
200°C, 0.2 MPa;IEC 60811-2-1; Elongation under load
Methanol Wash (ppm) < 1200
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