1/3/2024 0 Comments Blackened steel patina![]() The basics are easy appreciating the nuances takes years. Gossamer Steel provides metal finishing and patina treatments, specializing in architectural metal panels and design features that are bespoke works of art. But I think to lock that in you would need some kind of clear top coat. 99 of the time this is what is specified as ‘blackened steel’. Premium Patinas, Dyes, Alcohol Inks, Abrasives, Tools and Clear-Coats for Steel, Stainless and Other Metals. That's actually how I start all over again when the results don't look great. You can buff the black off with a 3M scotch pad. A larger sheet would be more challenging to get consistent looking but maybe you are after a different look. It's not greasy feeling at all but seems to penetrate the color layer. ![]() I've tried a few different products & settled on oil & then wiped off. Some of the other seller sell a 'sealant' which gives it a more uniform luster. After application goes kind of an ugly chalky black color. By that I mean machined or buffed the same or else it looks different to the eye. The metal has to be spotlessly clean and (IMO) similarly finished. Personally I find it fussy to deal with & all I want is consistent black. Jax makes other kinds of solutions though. I've tried different brand solutions including Jax, I think for the plain blackening stuff they are probably the same chemical/process. I'm only really familiar with these cold blackeners for smaller bits of tooling. A jewelry supply store will sell the line of antiquing solutions for ferrous materials, but might be kind of limited in the shades you can achieve & probably spendy for larger areas. I'd try a paint finishing store & look at their samples. Since this method uses relatively easy-to-access material like oil, it’s a very cost-effective way to blacken your steel. The metal is then reheated to set the oil and wax coating. Some have additives that do funky things to the chemistry during cure to give a look like exaggerating brush strokes or micro-curdling for a more flecked, semi-textured look. The steel is heated to 400☏, then covered with either linseed oil or a mixture of beeswax and oil. If you mean a patina or washed/antique looking finish, thee are specific finishing systems meant for this kind of look. You can get all kinds of either top coat or additive to make the same color appear anywhere from matt to semi-gloss to gloss. ![]() There are probably lot of suitable finishing systems out there (meaning paint) which would probably be a better coating. ![]() I'm guessing the trim around your fireplace is probably powder coated or sprayed high heat enamel. It's actually a very thin oxide, so if you scratch it it will show through, which is essentially the same result for any kind of cold blue-ing process. Do you mean the kind of washed, streaky look or just the darker color? The factory sheet looks like it comes off the mill rollers as part of the process. ![]()
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