Certified Company
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Top Most Factory
In China
Our surface finishing capabilities
Surface Finishing
High-quality finishes services improve your part’s aesthetics and functions regardless of the manufacturing process used.Our one-stop solution for both manufacturing and surface finishing of your custom CNC machined parts, will reduce the risk of production and save your money.
Use CNP Industry as your one-stop solution for both manufacturing and surface finishing of your custom CNC
machined parts,
reducing the risk of production.
Our standard surface finishes
Here is a list of standard surface finishes. For custom surface finishes such as electroplating or
polishing, please contact Info.us@cnprototype.com
| Standard (As-Milled) (Ra 125μin) | Bead blast + Anodized color |
| Anodized | Electrically conductive oxidation |
| Black oxide | Brushed |
| Bead Blast | Spray painting - Matt paint |
| Spray painting - High gloss paint | Powder Coat |
| Chrome plating | Galvanization |
| Nickel plating | Silver plating |
| Gold plating | Tin plating |
| Vacuum plating - High gloss paint | Vacuum plating - Matt paint |
| #1000 sanding | Silkscreen |
| Laser engraving | Smooth machining (Ra1.6µm, 63 µin) |
| Chemical conversion coat (Chem film) | Electrophoresis |
| Passivation | Etching |
| Electropolished (Ra0.8µm, 32µin) | PVD (Physical Vapor Deposition) |
| Pickling | Others |
| Dyeing |