Borealis LE4201R Polyethylene Insulation Compound, Crosslinkable

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Borealis LE4201R Polyethylene Insulation Compound, Crosslinkable (discontinued **)
Categories:	Polymer; Thermoplastic; Polyethylene (PE)
Material Notes:	LE4201R is a crosslinkable natural polyethylene compound, specially designed for insulation applications. Applications LE4201R is intended for insulation of XLPE power cables with rated voltages up to 72 kV. Specifications: AEIC CS8; HD 620 S1, Part 1, table 2A, DIX 3 to 14; and IEC 60502. Information provided by Borealis AG
Key Words:	XLPE
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Physical Properties	Metric	English	Comments

Bulk Density	0.500 - 0.600 g/cc	0.0181 - 0.0217 lb/in³
Density	0.922 g/cc	0.0333 lb/in³	base resin; ISO 1183/ISO 1872-2
Water Absorption	0.020 %	0.020 %	Karl Fischer-titration
Melt Flow	2.0 g/10 min @Load 2.16 kg, Temperature 190 °C	2.0 g/10 min @Load 4.76 lb, Temperature 374 °F

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
Tensile Set	5.0 % @Temperature 200 °C	5.0 % @Temperature 392 °F	Permanent Deformation at 0.2 MPa after 75% elongation under load; IEC 60811-2-1

Electrical Properties	Metric	English	Comments
Volume Resistivity	>= 1.00e+6 ohm-cm	>= 1.00e+6 ohm-cm	IEC 60250
Dielectric Constant	2.3 @Frequency 50000 Hz	2.3 @Frequency 50000 Hz	IEC 60250
Dielectric Strength	>= 22.0 kV/mm @Frequency 50 Hz	>= 559 kV/in @Frequency 50 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
Göttfert Elastograph (Nm)	0.59-0.74
Methanol Wash (ppm)	< 1200
Monsanto ODR (dNm)	30-38

**
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PBOREA515 / 108774

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