Application of roller induction heating hardening machine: 1.Quenching for machine tools, such as lathe deck and guide rail. 2.Quenching for various hardware and tools, such as big rolls, gears, sheft, etc. 3.Quenching for various automobile and motorcycle fittings, such as crankshaft, connecting rod, piston pin, chain wheel, aluminum wheel, valve, rock arm shaft, semi drive shaft, small shaft and fork. Advantages of roller induction heating hardening machine: 1.High efficiency, high output&high reliability; 2.Small size &light weight;