1. Product Data Sheet: F2050B7 E;ALPHA PLAST (PTY)LTD,2018
2. Product Data Sheet: Polyethylene Borlink™ LE4212, LE0595, LE0520;Borealis group,2017
3. Brochure: Stress Grading Mastic (SGM) Yellow Mastic, Heat Shrinkable Stress Control Tubes SCT, Semi-Conductive Tubes, Heat Shrink Insulating Tubes;KNILL GRUPPE Ratchaburi Thailand,2021
4. Data Sheets: Stress Grading Mastic, Heat-Shrinkable Medium Wall Insulating Tube, Heat-Shrinkable Anti-Tracking Rain Sheds;Nexans,2021
5. Product Specification Aluminium Rods Grade EC 1350;Leader Universal Aluminium Sdn Bhd,2015