... heating machine,induction heating equipment,induction heating furnace.How to select the frequency of induction. Induction heating equipment, according ... (10-50 KHz) Φ40 mm more than the application of intermediate frequency (0.5-10 KHz) 2,heat treatment, shaft, gear ... metals .According to a furnace and the production efficiency of the specific, small-capacity high-frequency options, most used to ...