... etc 2.Surface finish:polish,paint,spray,silk-screen etc 3.Fast deli Item No.:OEM CNC Machine PrototypeSLA and SLS: Why ... the silicone rubber is poured around the SLA model to produce a tool that will yield 30+ urethane castings.Why Use ... injection molded parts are required.Surface Finish:polishing,spray-painting, silk screening, electroplating, anodizing, sand blasting, brush, high gloss,power- ...