... oscillating frequency:0.8-1.1MHZ ultra high frequency brazing machine :Detailed Product Description1.high quality 2.heat fast 3. save 30% ... energy 4.easy operation 5. usage:harden,weld,forge.anneal and melt High ... 24 hours of continuous work.Advantages main applications: High frequency induction brazing machine has many advantages,such as, small volume,light ...