Additive Manufacturingadmin2019-10-24T06:13:20+08:00 Surface Finishing Surface finishing service available in collaboration with finishing provider. Gold per ASTM-B0488 Silver per ASTM-B700 Nickel per AMS-QQ-N-290 Electroless Nickel per Mil-C-26074 Gold per ASTM-B488 Anodizing Passivation Surface finishing is compliance with the European Union’s Directive 2002/95/EC, Restrictions of Hazardous (RoHS Directive).