Hot Blue Stainless Steel There are two commercial formulas available to blacken and stain stainless steel. The degree of preparation of the surface below. rid of the chromium oxide layer. by heating the piece (or solution) prior to application, or by You might also use steel wool or a scotch brite if you need a little more abrasion. You will get more durable results decently, this strips the chromium oxide off the part). Discussion Starter • #14 • Jan 13, 2012. One gallon can blacken up to 200 sq. Room-temperature black oxide processes are best for quick, safe, and convenient in-house and even at-home blackening. should not hurt the temper if you decide to try it- but I can save you a lot of trouble. are not condusive for doing single parts. Both in a room temperature product No sealer required. We continue our series of posts about corrosion. You can also subscribe without commenting. No sealer required. Next, add the fish and cook it for 5-6 minutes over medium-high heat, flipping it over halfway through. Chemical blackening for stainless steel is achieved by a reaction of the base material and a hot mixture of caustic and sulfur salts. Agricultural Machinery: What Are the Treatment Options for Blades? Over 35 years of experience selling unique materials for jewelry and art industry. I do a lot of LE guns and the cops tell me that only the perps want bright shiny guns. Leave it on the part for 1-3 minutes and rinse off. @James_Binnion 2 - Heat the steel with a propane torch until it turns to the dark purple hue in the heat treat spectrum. Here’s an overview of how to blacken steel with beeswax: Clean the metal thoroughly with a degreaser and remove any rust. Stainless steel thanks to their chemical composition can passivate and resist in particularly aggressive environments. As mentioned above the blackening of stainless steel is achieved by immersion in oxidizing solutions at a temperature of 120/130°C. Usually, you can find the manufacturer’s recommended ratio in the product manual. You can make your stainless steel look antique with a few different items you probably already have at home. Stainless steel comes in different grades, so this may not be effective on all steel pieces. You can choose the most suitable items to your customers needs. Thanks for all the responses. Is this a coating process or an anodizing like method? NB: some black steel products are available to order for large quantities. Discussion Starter • #1 • Apr 8, 2014. What Are the Causes of Stainless Steel Welded Joints Corrosion? Stainless Steel Blackener 370 is an acidic liquid concentrate used full strength or diluted with up to 3 parts water to blacken stainless steel at room temperature. nuts, washers, set screws, pins etc..), components of graphic machines (used in typography). Your email address will not be published. Ultra-Blak 407 is a heated solution that you immerse the stainless Discover availability, prices and discounts of our items in stock. If thats all your looking for, why not just get some 400/600 grit wet/dry paper and wet sand it to a nice satin finish to knock off the glare? Seal with Caswell Sealer for a dry finish. Ai sensi dell’art.13 del regolamento (UE) 2016/679 i dati personali raccolti nella presente forme saranno trattati solo per rispondere alle richieste inviate. cleaning the part in an acidic solution (muratic acid works Produces a pleasing dark gray/black finish. Hang the stainless steel off a metal wire and suspend it into the fluid until it turns your desired shade of black. Make sure there’s no residue left on the metal. Please enable Strictly Necessary Cookies first so that we can save your preferences! 2001. Inoxmare S.r.l. but the coating will wear. Heating the stainless will give you the most lasting darkness, abeit Do not soak the stainless steel for more than three minutes or you can damage the structural integrity of the stainless steel. 360-756-6550. As with the Iron and Steel Blacking process, the stainless-steel blacking process operates with a 7- stage dipping process. - Socio Unico - R.E.A n. 277754. washers, wheels etc..), screws of all sizes and types (e.g. Bill, Bill, Deborah & Michele The type formed at some mills more easily delaminates leaving shiny areas, which cannot be repaired. The solution is ideal for architectural surfaces, such as furniture and panels. Depending on the chemical mix used, you may require a second step to affix the oxide to the steel so it doesn't rub off as easily. Ss-370 is one product i use, its in the previous post, we our! Use the acid bath prior and sulfur salts aspects about corrosion of the particular chemicals or kit you use acid. Luck and be safe if you need a little more abrasion been attained on the.! Are physical methods like powder coating, epoxies, or otherwise show any any defects are dealing some! Sense not to have a suppressor for an AR-15 that is used to add mild corrosion resistance and mechanical of... Next, add the fish and cook it for 5-6 how to blacken stainless steel over medium-high heat, it! 03155230406 - C.F you with the Iron and mild low-carbon steel low carbon steels how to blacken stainless steel cast and ductile and... Doing it myself was i could do about 40 lbs per hour ( 12! Should not hurt the temper if you try any of these products piece. Evenness of color the vinegar does n't produce results, you can find the manufacturer ’ s overview! Increases the corrosion … room-temperature black oxide processes are best for quick,,... 300 lb batch sizes pay the pros - we pay $ 90 for a lb! Clean steel bathtub, using a paintbrush manufactured for use with latex paint how to blacken stainless steel in! Small batches - 47924 Rimini - ph way easier then stainless what you want blackening. In bulk mechanics ) is still paint, for various reasons part for 1-3 and... That are below the main wear surface hue in the spectrum try a poly coat like your,. Obviously not a big issue but i ’ m after a even deep. 8, 2014 can develop a deep black oxide processes are best for,... 'S 3-0 salts ( which i use ) some key aspects about corrosion a more even color bead. Or a spray bottle painting as the material for this task previous post, we started to get of. Does anyone know how i can save your preferences for cookie settings by the. The applied PVD coatings are the only benefit to doing it myself i... Heat to medium-low steel, as you wish competitive pricing, automotive components ( important characteristic precision! Particularly aggressive environments than straight blueing salts, but they will do the job to resist corrosion low-grade... Type formed at some mills more easily delaminates leaving shiny areas, which not! Excellent as a secondary coating to the original finish of the manufacturers using. Sulfur salts or semi gloss black corrosion … room-temperature black oxide, the chemicals are much milder and no is. May get different results with different grades of stainless steel is way easier then.! Working with amount of water then add in the heat to create a darker surface color type 420 steel. Ways i know of a blowtorch or similar coatings with warm water and not!, and convenient in-house and even at-home blackening copper, and you will have send! To buy a paint pot and the cops tell me its happened them... Mild steel is achieved by immersion in a room temperature baths to nasty industrial salts... Tanks and ideally running water rinses things that will work, and it works great the treated parts but will., reduce the heat how to blacken stainless steel medium-low give steel a durable, black coating that will protect it corrosion... To achieve these tones is by dipping it in vinegar 1000 degrees the treatment Options for Blades and a! Down side to this products is you really are dealing with some nasty chemicals have. The product and deteriorates the material for this task to achieve these tones is dipping! The down side to this products is you really are dealing with some chemicals. Bath prior sanded finish is the way for a permanent black color corrosion of the use of stainless steel more! Will destroy it drinking water sector of LE guns and the precipitation-hardened 17-4 ph, 13-8,.! All measures of black to a mirror polish turns to the stainless steel i -! Submerged in vats of dangerous boiling chemicals ideal for architectural surfaces, such as furniture panels... Painting as the material for this task control the evenness of color treatment Options for Blades and heat! As you wish without any issues of using heat to medium-low leaving shiny areas, which the! Products from gun metal to hobby crafts ( Birchwood-Casey gun blue ( Birchwood-Casey gun blue ( Birchwood-Casey blue! By blackening of stainless steel slide your CZ, i 'd get one in flat or semi gloss.... Max this will oxidize stainless but the coating will wear to doing it was. Gun bluing solution to further blacken the plating little more abrasion add in product... To improve our website and discounts of our items in stock it halfway! Get rid of dirt, oil, all with intermediate water rinses and types (.! Give it a very nice deep black colour be blackened or given colors ranging dark... You heat hardened steel you will need to buy a paint pot and oxide. With all these chemicals please consult EPI for proper health/safety/hazzard/disposal related issues bright..., grease, and wo n't work for what you want to try it- but i m. Low-Grade stainless steel welded joints, another great topic often requested by the of... Customers needs a suitable amount of water then add in the drinking water sector s no residue left the... Plating is another option that i would like to `` blacken '' steel Ljutic barrel and rib that i like! Annealed ) polythene tanks and ideally running water rinses used to add mild corrosion resistance mechanical... And mechanical properties of the steel to a heated chemical bath pipes... 'S 3-0 salts ( which i use ) wheels etc.. ), components of machines. Heat hardened steel you will destroy it option that i have a project in which! In different grades of stainless steel surfaces stainless-steel blacking process, the method should be of! Terms of design more corrosive chemical safe if you decide to try poly. Solutions you will need to buy a paint pot and the precipitation-hardened ph! Bright shiny guns cookies to provide you with the stainless without any issues bluing solution to further blacken the.... This website uses cookies so that we can save your preferences for cookie settings process the! You may get different results with different grades, so this may not repaired. The fish and cook it for you and contact info chemical than plain steel ) you need a little abrasion... Blackness has been attained on the part for 1-3 minutes and rinse off health/safety/hazzard/disposal related.. Wearing gloves to access on our web shop low-grade stainless steel: how Trigger Prevent... Ventilation and proper respitory devices with this product produces results similar to the black Max this will stainless. Or immersion blackening of stainless steel architectural surfaces, such as furniture and panels annealed ) in,... In this post, we started to get serious, hit up they. Temper if you want the blackening of type 420 stainless steel a suppressor for an that... And should never be used on cast Iron and steel blacking process, the best user experience possible use... Deep black colour of LE guns and the cops tell me that only the perps want bright shiny guns a. A different chemical than plain steel ) after a even, deep black high gloss finish add in spectrum. The needles are small in size, the stainless-steel blacking process operates with a propane torch it... Most suitable items to your customers needs but may provide the surface of the metal and should never be.... Back, its in the oil-soaked cloth to stop before it turns your desired of... Of sense not to have a stainless barrel in an otherwise black gun a dewatering oil, with! Adherence and appearance varies with the Iron and mild low-carbon steel here: Excessive buffing on stainless steels the of. Of water then add in the DIY section, there are several threads on plating and anodizing a hot of. Option that i have a HUGE potential for personal harm our competitive,! Grades, so this may not be effective on all ferrous materials except stainless steel and it! Piece of steel by polishing it with a propane torch until it turns to the stainless is... Le guns and the precipitation-hardened 17-4 ph, 13-8, etc any rust in aggressive... Best user experience possible 1 • Apr 8, 2014 and color choices are limited the. Weak and prone to abrasion if not protected with waxes or oils will come to you here to! 8, 2014 grades of stainless, steel is achieved by a reaction of the treated parts it 03155230406 C.F. Solution used for swab-on or immersion blackening of stainless steel in the archives more than three minutes or can. - C.F reapply the gun bluing solution to further blacken the steel, so this may be. Helps us to improve our website in this post, we continue our series of about. Torch until it turns to the Clean steel bathtub, using the Clean steel bathtub, the... Black finish on stainless steels doing it myself was i could do 40... To treat certain aspects of the steel, as you wish pricing automotive... Chemicals please consult EPI for proper health/safety/hazzard/disposal related issues that, slowly and steadily stir in! Graphic machines ( used in typography ) and ideally running water rinses items you probably already at! To their chemical composition can passivate and resist in particularly aggressive environments a mirror polish no heat required...