Borealis Visico™/Visico™ LE4421M/LE4431M Polyethylene

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Borealis Visico™/Visico™ LE4421M/LE4431M Polyethylene (discontinued **)
Categories:	Polymer; Thermoplastic; Polyethylene (PE)
Material Notes:	Visico™ LE4421M / Visico™ LE4431M is a two-part silane crosslinkable insulation system, specially designed for insulation applications. Applications: Visico™ LE4421M / Visico™ LE4431M is intended for insulation of XLPE medium voltage cables with rated voltages up to 36 kV. Specifications: Visico™ LE4421M / Visico™ LE4431M in combination meets these applicable requirements when processed using sound extrusion and testing procedure: ASTM D 1248 Type I, Class A, Category 4; IEC 60502; HD 603 S1; HD 604 S1; and HD 620 S1. Information provided by Borealis AG
Key Words:	XLPE
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Physical Properties	Metric	English	Comments

Density	0.923 g/cc	0.0333 lb/in³	mixture 95:5; ISO 1183/ISO 1872-2
ESCR 10% Igepal®	>= 96 hour @Temperature 50.0 °C	>= 96 hour @Temperature 122 °F	F20; IEC 60811-4-1/B
Melt Flow	1.0 g/10 min @Load 2.16 kg, Temperature 190 °C	1.0 g/10 min @Load 4.76 lb, Temperature 374 °F	ISO 1133

Mechanical Properties	Metric	English	Comments
Hardness, Shore D	52	52	1s; ISO 868
Tensile Strength at Break	<= 11.25 MPa	<= 1632 psi	after aging (240h, 135°C); IEC 60811-1-2
	>= 15.0 MPa	>= 2180 psi	250mm/min; ISO 527
Elongation at Break	>= 300 %	>= 300 %	250mm/min; ISO 527
Tensile Set	0.00 % @Temperature 200 °C	0.00 % @Temperature 392 °F	Permanent Deformation at 0.2 MPa after 60% 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 60093
Dielectric Constant	2.3 @Frequency 50000 Hz	2.3 @Frequency 50000 Hz	IEC 60250
Dielectric Strength	>= 22.0 kV/mm	>= 559 kV/in	IEC 60243
Dissipation Factor	0.00050 @Frequency 50000 Hz	0.00050 @Frequency 50000 Hz	IEC 60250

Thermal Properties	Metric	English	Comments
Brittleness Temperature	<= -76.0 °C	<= -105 °F	ASTM D746

Processing Properties	Metric	English	Comments
Shelf Life	18.0 Month	18.0 Month

**
Materials flagged as discontinued () are no longer part of the manufacturer’s standard product line according to our latest information. These materials may be available by special order, in distribution inventory, or reinstated as an active product. Data sheets from materials that are no longer available remain in MatWeb to assist users in finding replacement materials.

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PBOREA603 / 108862

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