Medium frequency magnetron sputtering together with multi-arc coating,special materials can be deposited Feature:1. Good compactness,strong adhesion,high hardness,and color consistency2 .Number of colors coated,such as gold yellow,copper brown,silver grey,brown,gun grey,smoke gray,champagne,Yap on color,Bordeaux,colorful films3. High efficiency,Bright coatingApplicationGlass jewelry,Crystal ...