... surface hardening, tempering, annealing, etc.2: metal brazing, high-frequency brazing, pan bottom brazing, tool head brazing, copper ... , vacuum fusion, etc.3: forging, shaping, warm bending, high frequency shrinkage fitting, heat enveloping, heat sealing, metal desiccating, ... resin forming,shrinkage fitting & Extraction ect.Induction heating system can deliver rapid localized heat to the area that is ...