... 4.Centification:SGS,UL,ROHS High-quality UL Approved Enamelled Aluminium 1.6mm electrical wire 1.Process of producing of 1.6mm electrical wire ... , Conductor Resistance, Elongation, Spring Back, Mandrel Winding, Sudden Jerk, Cut Through, Heat Shock, Room Temperature Breakdown Voltage, High Voltage Hole, and Pin ...