... temper,normalizing),braze welding,smelting,copper bar High frequency induction heating machine:frequency from20 to 80KHZ Application: all ... , and so on. Type of machine: XG-18,XG-30,XG-40,XG-50,XG-60, ... . 4. Bar stock belowΦ25 through heating,speed faster than silicon controlled, Φ60mm-Φ100mm bar ... 9. copper bar annealing, wire annealing 10. machine tool guideways gear,chain wheel quenching 11.elbow ...