... Au,Ag,Cu,etc.Max Capacity: 4KgMelting speed: 5~8 minMax Temperature: 1200°Water source:Tap water/Water ... for gold, silver, copper and other non ferrous metal melting.2,Apply IGBT technology, big output power, stable high efficiency3,With ... with high cost efficiency.7,Cabinet casing, compact design with small size and low weight, easy operation, simple and convenient maintainance. High quality digital ...