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Ensinger PEI

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Borealis Borlink™ LE7710 Polyethylene Compound, Semiconductive, Thermoplastic
Categories: Polymer; Thermoplastic; Polyethylene (PE)

Material Notes: LE7710 is a thermoplastic black polyethylene compound, specially designed for semiconductive screen applications. Applications: LE7710 is intended for semiconductive applications in medium voltage cables. Specifications: BS 6622; IEC 60502; IEC 60840; ISO 1872-E/BA, KHXY, 23-G200, C40; DIN VDE 0276-632; NEMA WC 5-1992/ ICEA S-61-402; and NEMA WC 74-2000/ ICEA S-93-639.

Information provided by Borealis AG

Key Words: PE
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Physical PropertiesOriginal ValueComments
Density 1.135 g/ccISO 1183/ISO 1872-2
Water Absorption 0.060 %Karl Fischer-titration
 
Mechanical PropertiesOriginal ValueComments
Tensile Strength at Break <= 2.20 MPaafter aging (168h, 135°C); IEC 60811-1-2
 11.0 MPa25mm/min; ISO 527
Elongation at Break 200 %25mm/min; ISO 527
 
Electrical PropertiesOriginal ValueComments
Volume Resistivity <= 100 ohm-cm
@Temperature 23.0 °C
DC; ISO 3915
 <= 1000 ohm-cm
@Temperature 90.0 °C
DC; ISO 3915
 
Processing PropertiesOriginal ValueComments
Melt Temperature 120 - 185 °C
Drying Temperature 60.0 °Chopper drying; 4h
Shelf Life 18.0 Month

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