... well adapted 6.heating fast. saw blade welding machine,saw blade heating equipment,saw blade welding.Application:1. Heat shapingA, All kinds ... gear wheel, valve, ball pin , Etc. and hardening of large size machine tool guideways and Ductile cast iron.4.Welding, Welding head, lathe tool ... install, connect to the three-phase 380V power supply,water, the water can be, to be completed in minutes.4.Covers ...