August 2020 Vol. 2

Cable News Alerts (CNA)- The Leading Source of Industry News on Power Cables and Cable Insulation

NEWSMAKERS: * Borealis * Borlink™ * ExcelPlas  * Lianda * Nexans * NKT * Prysmian * Sumitomo Electric * XLPE

Cable Maker Prysmian Profit Slides in 1H 2020 (Breaking News)

Nexans Korea to Supply Cables for Petrochemical Project in Poland (Breaking News)

Nexans Korea to Provide Cables for the First Petrochemical Project of Hyundai Engineering & Construction in Europe

Nexans’ XLPE Cables to Increase Security of Power Supply in Denmark

Sumitomo Electric Completes Type Approval Test for 525kV DC Gas Insulated Switchgear Interface

Borlink™ Wire and Cable Crosslinking Technology to Connect Networks and Grids

New Borlink™ Grade Supports Extruded DC Transmission at Extra High Voltages

Cable Drying: Why is Residual Moisture an Issue for Cable Manufacturing?

NKT Awarded Turnkey High-Voltage DC Power Cable for the Offshore Wind Connection BorWin5

How to Choose Cable Solutions for Extreme Temperatures

Investigation into the Impact of Cable Failure Localisation Methods on the Underground Cable Life Time in a Medium Voltage Distribution Network

Medium Voltage XLPE Cable Condition Assessment Using Frequency Domain Spectroscopy

Design and Implementation of Prototype for XLPE Cable Aging Test

Investigating the Effect of Foam Properties on the Attenuation of Coaxial Cables with Foamed Polyethylene Dielectric

Nanocomposites Based on Magnesium-Oxide/Aluminum-Nitride/Polypropylene for HVDC Cable Insulation

Dielectric Response Measurement on Service-aged XLPE Cables: From Very Low Frequency to Power Frequency

More Cable News

This Newsletter is brought to you by the Australian Cable Material Testing Laboratory (NATA Certified)

ExcelPlas Cable Insulation Testing Laboratory Capabilities:
-DSC Thermal Analysis to identify melting point, Glass transition (Tg) and Thermal Stability (OIT)
-FTIR Infra-red Analysis for compositional analysis of polymers and additives
-TGA Thermogravimetric Analysis for weight loss with loss of additives, oils, polymer decomposition, filler levels
-X-Ray Analysis (EDS/XRD) to identify the crystalline phase and composition of inorganic additives
-Carbon Black Content (ASTM D1603, AS/NZS 2904 Clause 7.4.5 which uses AS 1463 Appendix B)
-Carbon Black Dispersion
-Oxidative Induction Time (OIT)
-Melt Flow Index (MFR)
-Stress Cracking Resistance Testing (ESCR testing)
-Failure Analysis (processing, water treeing, contamination ID, etc)

Examples of Polymer Materials Excelplas Can Test:
XLPE and HDPE Cable Insulation Testing (QA, QC, incoming raw materials)
* PVC (V-90) (Soft (plasticised) Polyvinyl Chloride compound)
* XLPE (X-90, X-HF-110) (Crosslinked Polyethylene)
* Rubber (R-EP-90, R-HF-90, R-HF-110) (Ethylene Propylene Rubber).

ExcelPlas Undertakes the Following Cable Testing as per AS/NZS 5000 and AS/NZS 3808:
* Measurement of thickness of insulation and sheath (sample test)
* Tensile strength and elongation of insulation and sheath material – before ageing (type test)
* Tensile strength and elongation of insulation and sheath material – after ageing (type test)
* Loss of mass of insulation and sheath (thermoplastic materials only) (type test)
* Pressure test at high temperature of insulation and sheath (thermoplastic materials only) (type test)
* Heat shock (thermoplastic materials only) (sample test)
* Hot set test (cross linked materials only) (type test)
* Exudation of plasticizer (thermoplastic materials only) (type test)
* Compatibility test of cables materials (type test)

Other Cable and Insulation Testing Offered by ExcelPlas NATA Labs:
• Shore A/D Hardness
• Density Determination
• Accelerated Weathering testing
• Charpy and Izod Tensile Tester
• Laboratory press for preparing samples
• Plasticizer extraction analysis apparatus
• Loss in Mass (volatility) analysis
• Limiting Oxygen Index (LOI) Analysis of Cables
• Wire Insulation Abrasion
• Testing Composition of Low Smoke Zero Halogen Cables
• Testing of %Crosslinking of XLPE Cables
• Testing of Tree Retardant XLPE Cables
• Identification of Contamination/Foreign Matter
• Determination of % Carbon Black in Cable Sheathing
• Determination of Filler Content/Composition in Cable Insulation
• Limiting Oxygen Index of Flame Retardant Cables
• Plasticizer Level and Content of PVC Insulated Cables
• Compliance Testing of Important Cable to Ensure it is Compliant with Australian Standards

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