The high frequency used in induction heating also forces AC to flow in a thin layer towards the surface of the workpiece, increasing the effective resistance of the metal object to the passage of the ...

Railway spring fasteners forging induction heating machine Yongda WZP-450A/260KW US 6000-25000 / Set 1 Set/Sets (Min.Order) Configuration of concrete pump pipe hardening equipment US 860-9800 / Set 1 ...