... power device 3.100% duty cycle design Saw blade ultrasonic sensor machine igbt welding Advantages1,small and simple design ,it ... take along2,compared with other forms of heating ,this machine can significantly improve the economic effect and working effect3,It ... unit(mm 3)650x350x700mm³Application1,Hard alloy saw blade welding2,Diamond saw blade welding3,Coal,geological drill bit welding4,Grinding ...