... ,5mm,6mm,8mm,10mm,12mm Voltage: 5kv,10kv,20kv,25kv,35kv High Voltage Electrical Insulation Plate The voltage 10kv, you can ... ≥6mm, experimental voltage 10000v, no breakdown within 1minutes;The voltage 35kv you can choose width ≥10-12mm, experimental voltage 15000v, no ...