... 60% energy, comparing with thyristor,it save 20% energy; it save60% water. High frequency welding equipment used for 16 KW lathe tools, bit ... decorative pattern is not damaged, internal metal crystal structure unchanged;6, induction heating speed, high efficiency;7, the operation is ... before forging heating, heat treatment, brazing, etc Lathe tools with 16 KW high frequency welding welding machine