... . 3)cutting all kinds of iron bar. Super and high speed CNC circular sawing machine1. The new chine chern JC-130NC incorporates the ... machining technology, the gearbox to zero clearance.Cutting example1,the circular saw blade: super-hard tungsten carbide tooth saw blade2,the ... (L).3,the duty cycle time :14 ± 1seconds. Super and high speed CNC solid bar cutting circular sawing machine