Borealis Borlink™ LH4201R Polyethylene Insulation Compound, Crosslinkable

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Borealis Borlink™ LH4201R Polyethylene Insulation Compound, Crosslinkable
Categories:	Polymer; Thermoplastic; Polyethylene (PE)
Material Notes:	LH4201R is a crosslinkable natural polyethylene compound, specially designed for insulation applications. LH4201R is intended for insulation of XLPE power cables with rated voltages up to 72 kV. It is developed for constructions with bonded insulation shields. LH4201R meets these applicable requirements when processed using sound extrusion practice and testing procedure: AEIC CS8; HD 620 S1, Part 1, table 2A, DIX 3 to 14; IEC 60502; and DIN VDE 0276-620. Former trade name for this product was SuperCOPO™. Information provided by Borealis AG
Key Words:	XLPE
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Physical Properties	Original Value	Comments

Bulk Density	0.500 - 0.600 g/cc
Density	0.924 g/cc	base resin; ISO 1183/ISO 1872-2
Water Absorption	0.020 %	Karl Fischer-titration
Melt Flow	2.8 g/10 min @Load 2.16 kg, Temperature 190 °C	ISO 1133

Mechanical Properties	Original Value	Comments
Tensile Strength at Break	<= 3.40 MPa	after aging (168h, 135°C); IEC 60811-1-2
	>= 17.0 MPa	250mm/min; ISO 527
Elongation at Break	>= 450 %	250mm/min; ISO 1133
Tensile Set	5.0 % @Temperature 200 °C	Permanent Deformation at 0.2 MPa after 75% elongation under load; IEC 60811-2-1

Electrical Properties	Original Value	Comments
Volume Resistivity	>= 1.00e+6 ohm-cm	IEC 60093
Dielectric Constant	2.3 @Frequency 50000 Hz	IEC 60250
Dielectric Strength	>= 22.0 kV/mm @Frequency 50 Hz	IEC 60243
Dissipation Factor	0.00050 @Frequency 50000 Hz	IEC 60250

Processing Properties	Original Value	Comments
Melt Temperature	130 - 140 °C
Shelf Life	18.0 Month

Descriptive Properties
Göttfert Elastograph (Nm)	0.59-0.74
Methanol Wash (ppm)	< 500
Monsanto ODR (dNm)	30-38

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PBOREA585 / 108844

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