... Standard:IEC,GB,NEMA,JIS 4.Centification:SGS,UL,ROHS High-quality UL Approved Enamelled Aluminium 1.6mm electrical wire 1. ... 2.Insulating Varnish for our enameled wire to guarantee quality.We using ELANTAS insulating varnish for our enameled wire ... , Elongation, Spring Back, Mandrel Winding, Sudden Jerk, Cut Through, Heat Shock, Room Temperature Breakdown Voltage, High Voltage Hole, and Pin-Hole, etc ...