Surface Finishing
Surface Finishing
Surface Finishing
When selecting a surface finishing for your sheet metal parts, it’s important to consider the desired corrosion resistance levels, the coating thickness and how this will impact your part’s tolerances and fit, and whether your part’s material and surface geometry is suited for that surface finishing process.
Types 材料与工艺
Material compatibility and application notes
| Finish | Carbon Steel | Stainless Steel | Aluminium | Application | Visual Requirements | Thickness | Corrosion Resistance |
|---|---|---|---|---|---|---|---|
| Mill Finish | ✓ | ✓ | ✓ | Internal Parts or Parts with Subsequent Processing | Low-Visual | - | - |
| Antirust Oiling | ✓ | - | - | Parts with Subsequent Processing | Low-Visual | - | 24 Hours NSS |
| Brushed | - | ✓ | ✓ | Indoor | Med-Visual | - | - |
| Anodized | - | - | ✓ | Indoor / Outdoor | High-Visual | 0.5 to 15μm | - |
| Passivation | - | ✓ | - | Indoor / Outdoor | Med-Visual | 0.5 to 15μm | - |
| Zinc Plating | ✓ | - | - | Indoor / Outdoor | Low-Visual | 5 to 25μm | 48 to 96 Hours NSS |
| E-Coating | ✓ | ✓ | ✓ | Indoor / Outdoor | Low-Visual | 10 to 25μm | 96 Hours NSS |
| Powder Coating | ✓ | ✓ | ✓ | Indoor / Outdoor | High-Visual | 70 to 150μm | 480-1000 Hours NSS |
Properties 基材匹配
Suitable substrate materials for each finish
| Finish | Material Compatibility |
|---|---|
| Mill Finish | Aluminum Aluminium Steel Stainless Steel |
| Antirust Oiling | Steel |
| Brushed | Aluminum Aluminium Stainless Steel |
| Anodized | Aluminum Black Aluminum Natural Aluminium Natural |
| E-Coating | Ecoating Steel |
| Powder Coating | Black Matte (Gloss 20%) Black Sandtex Black Shiny (Gloss 90%) Cool Grey Pantone 7C Vermilion RAL2002 Yellow Orange RAL2000 White RAL9003 Dark Blue Pantone 300C Light Green Pantone 3268 Yellow RAL1021 Red RAL3000 Dark Green RAL6001 Dark Grey RAL7012 White Aluminum RAL9006 |
| Zinc Plating | Zinc |
| Passivation | Galvanized |
Colors 颜色 / 外观
Available colors and visual icons for reference
| Finish | Color / Appearance |
|---|---|
| Mill Finish | Natural metal Raw finish |
| Antirust Oiling | Oily film Light oil sheen |
| Brushed | Brushed metal |
| Anodized | Black Natural |
| Passivation | Transparent oxide Invisible film |
| Zinc Plating | Zinc / Silver |
| E-Coating | Uniform coating Typically black |
| Powder Coating | Black Matte (Gloss 20%) Black Sandtex Black Shiny (Gloss 90%) Cool Grey Pantone 7C Vermilion RAL2002 Yellow Orange RAL2000 White RAL9003 Dark Blue Pantone 300C Light Green Pantone 3268 Yellow RAL1021 Red RAL3000 Dark Green RAL6001 Dark Grey RAL7012 White Aluminum RAL9006 |
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