Where it fits
Steel parts that should look black without the thickness of paint or zinc. Oil is often part of the finish.
Zoryra Precision
Black oxide
A thin dark finish for carbon steel, not a heavy barrier coat. Select Black oxide in the quote finish list.
DFM
Do not choose it where a thick corrosion barrier is required. It is not a substitute for zinc plate.
Capability specs & DFM
| Item | Spec |
|---|---|
| Quote path | Select it in the quote finish list |
| Use | Steel parts that should look black without the thickness of paint or zinc. Oil is often part of the finish. |
FAQ
Black oxide or zinc?
Zinc is the thicker corrosion plate. Black oxide stays thin and dark. Pick one on the quote.
Next: upload CAD or talk to an Engineer
AI Instant Reference Quote + engineering review within 12 business hours.