Black Oxide Stainless Steel Diy

What is black oxide.

Black oxide stainless steel diy.

If you have a piece of steel or iron you would like to turn black and you do not want to paint or powder coat it using a gun bluing solution will leave your steel with a dark black color. Black oxide is a form of coating used as a finish for ferrous metals stainless steel and copper and its alloys. Steel is used extensively in a variety of products from gun metal to hobby crafts. This is great for crafters who use iron alloys like stainless steel to make sculptures statues furniture kitchenware or decorative household items like candle holders and wine racks.

Blackening or adding a black oxide finish to the steel helps prevent steel from rusting by creating a chemical reaction on the. Hot black oxide converts the surface into magnetite. Cold black oxide is not an oxide conversion coating. The cold processes produce a similar color but the coating tends to rub off more.

Black oxide like other coatings is used to provide protection to the part achieve a required appearance or achieve other desired properties. Hot black oxide involves hot baths of sodium hydroxide the nasty stuff in drain cleaner nitrates and nitrites. Cold gun bluing involves the application of a selenium dioxide based compound which will permanently color the surface of. It is a deposited copper selenium compound.