... , multi-layer screw, Z and other structure.Processing: Chroming, Ceramic, Hard Chrome plating (Dupont formula), chrommantel compact, adhesion strong.Mirror, 3M grinding ... rubber rollerMirror Roller1. Ra0.01, accurancy is 0.001mmAnilox Roller1. Chrome anilox roller is 0~300LPI.2. Ceramic anilox roller is ...