high frequency induction heating machine for brazing/welding power:15kw frequency: ... phase failure and unfit lad and so on, machine can be protected from destroys and machines can ... heat treatment of small partsMelting: small amount metal melting, for example: <2KG of gold, silver, copper, brass melting ... of aluminum , aluminum alloy melting.Etc. Hot High Frequency Induction Heating Machine for Welding