medium frequency induction heating supply is wide frequency range from 1KHZto 20 KHZ, it is easy to match the machine. ... parts:1. MF series medium frequency generator.2. Compendating capacitor or medium frequency transformer.3. Heating furnace ... anneal, diathermanous shaping, high frequency quenching,metal high frequency jointing, medium smelting, high frequency soldering and brazing, heat smearing ...