... .High-speed mirror polishing and high-efficience glossiness.3, Enhance the pitting resistance, produce a bed of passivation coating ... the workpiece will reach the same mirror effect.5, Enhance the producing efficience, reduce the producing cost.6, All ... the rough, susceptibility of gap, friction couples, and attrition. Enhance the glossiness, accuracy, durability, stiffness and so on.Plasma polishing ...