Tuofa offers wide variety high level surface finishes. We only list some of the common surface finishing options. There are more surface finish options for custom CNC machined parts.
Nombre |
Service |
Applicable to |
Machining marks |
Cosmetic availability |
Tolerances |
|
|---|---|---|---|---|---|---|
|
As machined |
CNC machining, sheet metal fabrication |
Metals, plastics |
Visible, light surface scratches |
No |
Tolerances are not affected |
|
Anodizing type II |
CNC machining, sheet metal fabrication |
Aluminum |
Reduced for non-cosmetic, removed on primary surfaces for cosmetic |
On request |
Met after anodizing |
|
Anodizing type III |
CNC machining, sheet metal fabrication |
Aluminum |
Visible under anodizing |
No |
Met after anodizing |
|
Black oxide |
CNC machining, sheet metal fabrication |
Copper, stainless steel, alloy steel, tool steel, mild steel |
Visible |
No |
Met after coating |
|
Chorro de arena |
Mecanizado CNC |
Metales |
Removed for non-cosmetic, removed on primary surfaces for cosmetic |
On request |
Not affected except for specific features* |
|
Powder coating |
CNC machining, sheet metal fabrication |
Metales |
Removed |
No |
Met before powder coating |
|
Mirror polishing |
Mecanizado CNC |
Metales |
Removed on primary surfaces |
Always cosmetic |
Met after polishing |
|
Cepillado |
CNC machining, sheet metal fabrication |
Metales |
Reduced for non-cosmetic, removed on primary surfaces for cosmetic |
On request |
Met after brushing |
|
Smooth machining |
Mecanizado CNC |
Metals, plastics |
Visible, light surface scratches |
No |
Tolerances are not affected |
|
Fine machining |
Mecanizado CNC |
Metales |
Slightly visible |
No |
Tolerances are not affected |
|
Chromate conversion coating |
CNC machining, sheet metal fabrication |
Aluminum |
Visible |
No |
Met after coating |
|
Electroless nickel plating |
Mecanizado CNC |
Mild steel, aluminum, stainless steel |
Reduced but visible |
No |
Met after electroless nickel plating |
|
Brushed + electropolishing |
Mecanizado CNC |
Stainless steel |
Removed on primary surfaces |
Always cosmetic |
Met after electropolishing |
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