Nitre bluing. Cold blueing solutions usually just don’t wear well.

Nitre bluing. Colt SAA all parts less frame.

Nitre bluing. The lead will have neutralized the oil - what you want is the upper layer, which you skim off and bottle. 450 Bonecrusher. It will wear off a trigger guard in much less time than others that are better suited for more contact. Char-coal (carbon) was allowed to tumble over the parts heated to around 600 degrees F. Clean and degrease parts with boiling 5% NaOH solution, etch with 5% citric acid + soap for 5-10min, rinse and soak in bluing solution for 30-60min or until desired depth of color is attained. It wont hold up long on the whole gun. will ever be. Cap this up and place the jar outside for a few weeks. Nov 24, 2010 · Precision Coating - Medical and Engineered Coating Applicator | Electrolytic Coloring of Hard Anodized Aluminum Alloys | INTRODUCTION The electrolytic coloring (“two-step”) process was first in use in Europe and Asia during the 1960’s (Asada Process), and was introduced in the USA during the 1970’s by ALCAN. Nitre Blue. Offering the finest period correct color case hardening, rust bluing, checkering & niter bluing Jul 20, 2010 · 1 part Sodium Nitrate (Chile Nitre or Chile Saltpeter), 2 parts Caustic Soda (Sodium Hydroxide) and two parts water by volume. The other is nitre bluing which actually can impart a range of hues to metal from straw to black. First, the firearm is disassembled and Vintage firearm restoration and fine gunsmithing. Heat bluing is also tempering, and 700-800F is too hot for most parts. Most Like-Sized Receivers. Wire your piece to a chunk of wire to get it down in the pot, set the lead temperature, and put the part in. Sep 19, 2011 · Colt started using hot salts bluing chemicals after the War. Revolvers. #3 · Jan 14, 2012. Jan 10, 2021 · Bluing or black oxidizing is a process of treating steel to create a thin protective shell around it. This distinctive pattern is a hallmark of this bluing method. Nitre bluing usually produces a wide range of colors like deep blue, purple, and even gold. . The parts being blued are in the bath for a matter of seconds to reach color. The earliest claim to coloring anodized aluminum belongs to Italian scientist Dec 13, 2018 · How to Blue a Gun: Cold Bluing. Feb 18, 2019 · 1,439. Aug 17, 2011 · Flame bluing is a process that dates back to early British gun-making and is still in use today. $75. The parts to be blued where placed on a rack that stayed stationary within the rotating drum. Colt used the same mixture of ground charcoal and charred animal bone in the bluing furnace except the small parts were put in cast iron pots for the bluing process. Jun 15, 2022 · The bluing of metal is an oxidation process. be/Yt20qj1DHpc and from "The Chris Ra nitre bluing test i had fun :) Aug 12, 2011 · For this and other MidwayUSA videos visit the MidwayUSA Video Library: https://www. May 11, 2016 · I agree bluing is a lost art and unfortunately I blame my generation for a lot of the skilled labor jobs in this country being lost. Whether we are working for you, the end user, or a major manufacturer, we strive for 100% satisfaction. This brilliant blue finish can be used on any type of metal using an airbrush, spray gun or convenient aerosol can. In this way, you can get small parts straw, white, gold, purple, and most commonly royal blue by nitre bluing at a specific temperature. Watch the full video here. NITRE BLUE™ BLUING Bluing can also be done by controlled heating of the part and Brownells NitreBlue is an example of this type of bluing. Quality gun restorations. Unlike other bluing solutions, these salts are used straight and require heating to temperatures ranging from 570°F to 650°F. For best results, the small parts need to be polished to a matchless finish. As to the Wonder Blue, I bought some but haven't used it yet. 11-28-2012, 11:15 AM #6. That takes time, effort, and equipment. It can and is used in conjunction with heat treating, for a part that has to be tempered at around 700 degrees F. 3. Rust bluing is a beautiful blue black finish that was used by firearms companies before 1940, when hot bluing was invented. Brownells Nitreblue~ Bluing Salts. Gorgeous "Fire Blue" Colors & No-Scale Tempering – A Master Metal Finisher’s Secret Useable In Any Shop. Also remember that preparing the metal is more important than the bluing solution. Add more Nitre Blue Bluing Salts, one dipper full at a time, waiting for each dipper full to melt down before adding anoth-er until the desired Bluing Bath depth is reached in your tank. Heated to roughly 590 degrees, you soak the parts for a few minutes and then quench in water. Aug 13, 2007 · Nitre Blue. Oct 9, 2014 · Nitre Bluing Once again, this is a collection of posts C&P from another forum which spanned several months. Aug 15, 2018 at 5:55am. From the factory, most guns are “hot blued,” which provides an attractive finish as well as corrosion protection. Cold Bluing is a relatively straightforward process: you buy the bluing compound (typically selenium dioxide) paint it on, rinse it off, and you’re done. Note the difference in color of the bluing between the barrel and loading gate vs the receiver and bolt. Deluxe Finish – We polish the metal to a 600-1200 job. Instructions are here. Most folks know it for the peacock blues found on Colt's, Winchesters Antique firearm and Winchester restorations. JoeLee. depending on the steel and how dense a film you want. But if you can do it and do it well, it's hard to beat the finish on small parts. It is quite a bit more durable than heat (nitre) bluing, but is limited in color to black-ish/bluish only (no bright peacock blue, or anything like you can get with heat bluing). Be sure to wear gloves and face shield, as just a bit of water will cause a violent reaction as this temperature. This is the same temperature that Nitre bluing uses to get the real blue color. Getting moisture of of everything was noted as critical. Jul 2, 2017 · Nitre bluing usually refers to a molten bath of potassium nitrate or saltpeter, as Mike Hunter and damascus have pointed out. #2. Apr 30, 2007 · May 1, 2007. It does produce a beautiful color. Also known as fire blue, nitre bluing was historically seen on the small parts of hand guns and long guns. Turn parts and small pieces a deep, rich, lustrous blue with a finish that’s tougher and prettier than most of the cold blues. It is known as Nitre Bluing and is accomplished by simply bringing steel up to a its second stage temp of oxidation (700 degrees) in the presence of oxygen. There is a difference in looks as well as huge difference in procedure for both charcoal blueing and Carbonia blueing. It is an ionic salt of potassium ions K + and nitrate ions NO 3−, and is therefore an alkali metal nitrate. WHAT IS RUST BLUING. It makes a bright royal blue on mild steel. Fire bluing or Nitre bluing is a traditional finish that gunsmiths and major firearms manufactures, used during the later part of the nineteenth century, and is an visually pleasing side effect of the heat treating process. midwayusa. Some of it depends on what the steel alloy is, so some experimentation is also needed. I have used melted potassium nitrate to blue steel. 99. Using Stainless Steel tanks with Brownells Bluing salts will give you more headaches than you can probably deal with. The working temperatures are very high, and extreme caution must be used. Barrel and Magazine Tube. I also use a propane deep fryer kit. These parts are generally polished to a mirror like sheen to greatly enhance the beauty. If you want a black gun but Parkerized, Manganese Phosphate is gray to near-black, but bluing after Parkerizing can yield a matte-black finish. It was used as a tempering process to draw back parts that had been case hardened, and it was used as a final finish on parts that would not see pressure. For many years it was often difficult to have a gun blued and have it match the exact shade it may have been before and nearly impossible to bring a firearm to a gunsmith and have the blue match what may have been DuraBlue® Nitre - Liquid Application. The temperature that you will likely find as best is in the range of 800 to 1000 degrees F. Colt SAA all parts less frame. Mar 24, 2020 · Taken from "How To Make A Clock In The Home Machine Shop - Part 12 - Making The Collets And Other Arbors" https://youtu. Do not mix in an Aluminum pan. Jan 7, 2009 · Nitre bluing produces a very deep color and it is often used on screw heads, and small parts. Nitre bluing is limited to small, non critical parts, heat bluing or tempering of springs. Turnbull Restoration Co. Tyler Gun Works produces some of the best custom finish work in the United States. You need to get into the 700 to 750F range for that bright Spring Temper Blue color. Potassium Nitrate (commonly known as saltpeter) is the original and the real "chemical" to use. [I use a steel deep fry thermometer. I've even done it with a torch. 13999 posts · Joined 2013. If you don't have a thermometer, heat until a sample part will just sizzle cold water. Mar 5, 2024 · The BROWNELLS Nitre Blue Bluing Salts offer a simple yet effective process to achieve a beautiful blue finish on gun parts and small pieces. Hot Caustic Salt Blue. Phone: 585-657-6338. It took me some time to learn how to do it properly. The part will achieve a nice bluing when dipped into the solution for. $350-450. But even at that temperature it would take a 15 minute soak to temper a tiny spring. Nov 24, 2021 · For barrels, nitride over a machined surface. From my research, it appears that Nitre salt is just potassium nitrate, which I would think you should be able to get locally. May 27, 2004. Proper Nitre Bluing using Potassium Nitrate is somewhat of an art, and a dangerous one at that due to the high temperature of a liquid at nearly 1000 degrees F. Southern MN. In this case, you take a mixture of potassium nitrate salt and sodium hydroxide salt and melt them (700 °F (371 °C). It is a very old process that was used frequently during the 19th century. Apr 20, 2021 · 2,064. I know you can get it from Brownell's, but you have to buy atleast 10# for $60, plus pay $20 for hazmat fees plus whatever their shipping would be. Fax: 585-286-2781. #3. Jun 12, 2017 · The last common type of bluing is used only on small parts and is not terribly durable but produces a beautiful bluish purple that accents the guns blackened finish. The receiver and bolt are blued using the charcoal bluing process. Aug 23, 2017 · Bluing a gun, or even a part for a gun, is not usually something that’s easily done at home. A short video showing the process of using nitre bluing salts to color small steel gun parts. Bone charcoal color case hardening, charcoal bluing, rust bluing, nitre bluing, hand-rubbed oil wood finishes, engraving – all period-correct and worthy of heirloom status. There are many methods you can use to blue the steel, including hot bluing, cold bluing, niter bluing, and so on. A gun that is blued can be Parkerized after media-blasting. Matte & Custom Satin Hot Blue. $100. $550-700. Other bluing processes such as carbonia, charcoal, and nitre bluing also went by the wayside because of economic reasons. Gun bluing methods include hot caustic bluing, rust bluing, and nitre bluing. The blue-black image of black iron oxide is what gives the name to this process. Skim the foam from the surface and discard. I use lead or a small pan of brass chips and a propane torch. Bluing is primarily cosmetic with some forms of bluing (or parkerizing) providing a level of Apr 9, 2022 · No, have only done this type of heat bluing with nitre salts. Mar 1, 2014 · Nitre bluing is meant to be used on smaller parts like screws. DuraBlue Nitre Aerosol Kit DuraBlue Nitre Aerosol Kit Spray On Nitre Bluing Get The Sought-After Look of Nitre Bluing Also known as Fire Blue, Nitre Bluing was historically seen on small parts of handguns and long guns. 4 grams (0. You will have the exact same result. Both are a heat bluing process, but both produce different colors. com/video-library Oct 19, 2023 · Apply with an airbrush or spray gun or use the convenient aerosol can. Nitre salts are designed to completely change the temperature of a small part, in order to heat treat it, and leave behind the residual coloring associated with heat treating at that temperature. For small parts, just use lead. Lee Lead pot for nitre bluing salts. Surface finish is everything in heat bluing. Bath operates at 285 to 295 degree F. Select Post. EDL Discussion starter. Antique firearm and Winchester restorations. DuraBlue® Nitre - Liquid Application. Do all the prep you would for express or rust blueing, especially degreasing. Although time-consuming, we consider rust bluing a very durable method of bluing that produces a softer blue-black finish worthy of the investment of time and effort. Seems to me that the bulk of the steel that goes into mosaic damascus blades is 1085/95 and 15N20 also known as L6. 600F is more around blue, and an appropriate temper for lots of parts. The immersion and temperature duration may vary, so follow the manufacturer’s instructions. #7 · May 11, 2020. Gun finishes including: color case hardening, bluing, rust bluing, charcoal bluing, and nitre bluing. The colors usually range from a straw yellow, to dark purples or robins egg blues. What ever the terms used to call it, here is a quick and condensed explanation of the Carbonia finish. E. Hot Bluing. Mar 20, 2010 · Thank you for visiting our supporters. It can be achieved in several ways. A pot of molten nitre blue salts is heated to a specific temperature and the parts are suspended in solution for a duration that is up to the user. This brilliant blue finish can be used Potassium nitrate is a chemical compound with a sharp, salty, bitter taste and the chemical formula K N O. On my last project I used Brownels Oxy-Blue. In my research into restoring the Krag , I have found that Springfield Armory used several different metal finishes for the various parts of the rifle. May 17, 2022 · There are six methods of bluing a firearm’s metal parts. Like already said, Parkerizing can be painted over if it has been de-greased or never oiled. This method is the most durable and gives the best protection to the firearm. Description. Feb 10, 2024 · Nitre bluing Niter and colour case. That nitric acid and ethanol will have produced ethyl nitrite in the container and it’s an etchant which is probably why it’s used in bluing solution. Card with a super fine wire wheel (like you can put your finger in it when running at 1750 rpm), repeat 4-6 times, done. The general knowledge of "kids" (18-30) for things like plumbing, electrical, welding, masonry and carpentry (let alone the "artistic" aspect of any of those fields) is drastically lacking in comparison to our May 10, 2008 · The barrel, loading lever and screws are blued using the high temp nitre bluing process. Get the sought-after look of traditional nitre bluing with this amazing new product. You could achieve this by just waving a piece above a propane torch, but that isn't very precise and is done by eyeballing. Hot bluing is the most common process for bluing a firearm. Mar 2, 2017 · The late Dr. $ 66. (Shown in Video: Factory-new Winchester 1892 Carbine with 19th-century finishes and tang safety conversion. The temperature will change depending on the color you are trying to achieve. To achieve 58/60 Rc the tempering temperatures of 1085/95 are in the 570 -600 Deg F In today's Triple-T (tools, tips and talk) #82, I'll be demonstrating how to do both hot bluing and hot blackening with hot salts! (links below)NitreBlue: Nov 29, 2012 · Just boil in distilled or rain water after rusting for a few hours (Summer humidity), and it turns nicely blue/black. Mix and boil in a steel or enameled container. May 10, 2020 · JohnnyP. Niter bluing is the hottest form of bluing. The Colts were originally blued in a coal furnace by immersing the parts in a heated mixture of ground charcoal and bone on a grate above the coal fire. Due to the high temperature used in Nitre Bluing parts that are subject to high pressure such as the barrel, bolt and receiver Mar 9, 2021 · The hard part with nitre bluing isn't the bluing or getting the materials, it's proper metal prep. The name of the process actually comes from the blue-black appearance of the black iron oxide. 6445. One drop of water and you are wearing 650* molten liquid. #1. It can be done but it's not very easy to get a uniform color, and it's too easy to go to far or not far enough and have to keep trying. The steel would be exposed to those temperature for much longer times then it takes for the bluing process. And, unlike “home-brewed” nitre bluing baths, NitreBlue Bluing Salts are specifically blended for low melting point, stability through-out the entire temperature working range and little possibility of after-rust. Color Case Stainless POR. Ni Sep 27, 2023 · Immersion: Immerse the gun parts into the niter bluing solution. In this GunTec presentation Larry Potterfield, Founder and C We'll show you how to nitre blue your gun for a beautiful and durable finish. 417. Mar 21, 2024 · One compound is Spirit of Nitre which is a 3-5% ethyl nitrite - 95% ethanol solution. Deluxe Finish Hot Blue. Rinse parts, boil in pure water for 15min and then soak in WD oil. Hardener is included with the purchase of any size. Blue Dip (Customer prepared metal) $90-150. 5 and 1mm. com. when you get the color you want, quench it. Hot bluing is not better but it is much less labor intensive. Does nitre bluing alter the Rc of the blade and makeke for a blade that is not sufficiently hard to make a good working tool. Feb 3, 2020 · A nitre bluing bath can be used to temper steel at 650 degrees. ] Takes 15 to 45 min. Rust bluing for barrels is a process that only a few master gunsmiths practice. Another good non-glare finish with a softer sheen than the standard matte finish. Quote. Utilize our DuraFil™ Surface Filler to fill in pits and scratches prior to applying DuraBlue! Dicropan IM™ Bluing is an excellent choice for the oc-casional rebluer or the shop specializing in double barrels. , Inc. ) Jun 13, 2011 · Nitre bluing is not to be used on heat treated parts, because the high temperature, around 700 degrees F, will take the temper out of most tempered steel. Oscar Gaddy wrote a detailed method of proper Nitre Bluing in issues of "Double Gun Journal" a couple of decades ago. Some people have done nitre bluing using stump remover chemical from the Jul 18, 2017 · Dark Mode; Light Mode; menu Log in Sep 1, 2013 · Essentially, the nitre bluing salts acts as a substrate for the metal parts to be controlled in a more precise temperature to achieve the desired "charring" of the metal, which gives it that nitre blue look. #6 · Feb 7, 2017. Liquid version can be applied with any airbrush or a spray gun with a tip size between 0. Colt used bones to a heavy degree, that were completely dried. Single Shot Receiver. Feb 22, 2016 · Express blueing, slow rust blueing, hot salt blueing, nitre blueing, carbona blueing – all are better than cold blueing. Sep 4, 2006 · Charcoal blueing is an actual metal finishing treatment that was used by arms manufacturers, but is not the same as Carbonia. It also scares the c&^p out of me. Ethyl nitrite is sort of banned. Nitre is just an element that will carry the heat. It can be performed on gun barrels and other firearm components. These pots were put in another coal fired furnace and heated until the desired color was reached. Marbling Effect: Nitre bluing creates a unique marbling effect as the gun parts cool. A pink foam will rise to the surface of the new NitreBlue Bluing Bath as the Salts melt. “Nitre Bluing” is a highly decorative process in which parts are dipped in a solution heated to 600 degrees. 453. Gun bluing and gun metal finishes for antique and custom guns. Jan 4, 2020 · A nitre Bluing bath can be used to temper steel. When they started up production after WWII these parts were caustic blued. is the most recognized name in vintage firearm restoration, period correct metal finishes such as traditional color case hardening, charcoal bluing, rust bluing and nitre bluing, as well as custom reproductions of iconic firearms such as Winchester 1886 and Colt 1911. Additional information. Feb 21, 2024 · 19,336. Frame Only. Hot bluing does provide some corrosion resistance. Sodium Nitrate was the commonly used 'salt' for the process. Keep water well away from it. This brilliant blue finish can be used on any type of metal using an airbrush, spray gun, or Contact usfor additional information, or fill out our quote request form (restoration| refinishing) to get things rolling. Ron?s Gun Shop. When the metal is submerged in the liquid hot salts, it changes color like heat bluing, from a light straw to a brilliant blue. It's a simple process that anyone can do with the right tools and techniques. Cold blueing solutions usually just don’t wear well. Those are good-lookin' parts! I'm a lawyer, but I'm not your lawyer. It occurs in nature as a mineral, niter (or nitre in the UK). The expert gunsmiths at Parkwest Arms also offer gun restoration and gun refinishing services including rifle bluing that can restore the metal components of a firearm’s finish and elevate its appearance to heirloom levels. The Nitre Blueing process involves the use of Potassium Nitrate (2 parts) Sodium Nitrate (1/2 part) and a pinch of Manganese Dioxide. Thanks Precision, Feb 5, 2015 · The first one is a warm bluing (boiling) method that uses lye (caustic soda) and either sodium, potassium or ammonium nitrate (fertilizer) in a 2:1 ratio. 33 oz) of manganese dioxide per pound of total nitrate). Even the Python got a little blacker, but not as black. The brilliant blue finish can be used on any type of metal This is a great custom look for your custom rifle. Color Case 1911. Jan 28, 2016 · Product Description. Nitre blue finishes benefit and are known for a high polish. Apr 20, 2021. The bluing process has changed a lot over the years both in the preferred methods and the chemicals used. Nitre blue is simply heat bluing. Oct 9, 2014 · The bluing of metal is an oxidation process. There is also Parkerizing which gives the best protection of traditional metal finishes and is often recommended under many spray on finishes. job. These are hot bluing, cold bluing, rust bluing, niter bluing, flame bluing and charcoal bluing. I also have to wonder what happens if a fuel were introduced to the melt. Jan 13, 2012 · Nitre bluing will not hurt the barrel. The parts were first cleaned in gasoline, and then placed in the glowing charcoal mixture for a few minutes. Feb 5, 2017 · 14055 posts · Joined 2013. Dec 13, 2013 · 12-14-2013, 09:14 AM. Fire bluing adds the finishing touches Jun 10, 2014 · TINCANBANDIT Discussion starter. Bulldogger. For the Colt SAA, the blue parts on very early guns (1 year of production) were Nitre Blued, Colt then started Charcoal Bluing these parts up until the teens or 20's, then they switched to Carbonia blue for a while. May 8, 2002 · 3. You can actually watch the color change and once the correct color is achieved then the parts are then quenched in water. DuraBlue is a two-part coating. It is also a less durable blue than almost any of the other caustic blues. Posts: 9,841. In 1969 they brought out the Mark III series and the bluing got slightly blacker in color, but the Trooper Mark III version also got a lot shinier than the older original Trooper. Maybe the extra gallon of water is for a rinse bath and to adjust the mixture for evaporation loss. Custom Satin Finish – We polish the metal to a 400-grit finish, bead blast with aluminum oxide media and then wire-wheel after blasting and prior to bluing. Cold blueing is OK for touchups, at best. 171 posts · Joined 2011. Some of the methods of include “Hot Caustic Salt”, ” Slow Rust”, “Express Rust” and Nitre bluing. Apr 28, 2023 · 353. Sep 9, 2023 · "Hot bluing" uses a different type of salt, and is done at relatively lower temps, around 290-292 degrees. Fumes from the oil and charred Jun 21, 2017 · Jun 21, 2017. Slide Only. A hand polish will give better results than a powered buffer will give too. magnumwheelman. In practise it’s a little trickier to use and most people find the results uneven; the chemical seems to bond to different Jun 17, 2013 · It's made by pouring premium olive oil into a glass jar - then adding about a teaspoon full of lead shavings to the oil. Mar 6, 2022 · Then you want to polish the workpiece. Gun bluing and custom bluing services. Specialties: Turnbull Restoration Co. Frame and Slide. May 16, 2023 · That’s when I learned that bluing steel is more or less a conversion of red iron oxide (Fe2O3) to black iron oxide (Fe3O4). This is another heat blue method, only using a salts compound that melts when heated. Up until 1969 Colt's were bluer in color. At least, that’s the theory. Make sure the one you buy will reach the bottom of your pot. Again, nitre bluing is rather delicate. In the nitre bluing process, polished and cleaned steel parts are immersed in a bath of molten salts—typically potassium nitrate and sodium nitrate (sometimes with 9. #5. Turnbull has been dedicated to the faithful and accurate restoration and custom Jun 6, 2023 · Flame bluing is a rather "iffy" way of doing it since it's hard to get a uniform color over the part by using a torch. Get the sought-after look of traditional nitre bluing! Also known as fire blue, nitre bluing was historically seen on the small parts of handguns and long guns. Standard Finish Hot Blue. It works by turning rust, into black iron oxide. The trouble is, cold blue Apr 18, 2015 · To do the actual bluing I used a Lee casting pot to heat the nitre salts to 650 degrees and submerged the parts for about 5 minutes. Buy product. Here is a link explaining the different types of bluing. Aug 15, 2018 · At $50 it's not an unreasonable option to have a dedicated setup. A nitre bath does not have to run at the high end of the temperature range 650F to blue parts. Mike Hunter. Winchester used to add a small amount of Manganese Dioxide to it. Dicropan IM™ Bluing is an excellent choice for the oc-casional rebluer or the shop specializing in double barrels. [5] Feb 1, 2012 · And the name of the process is Carbona bluing. Mar 30, 2024 · Try niter bluing. Buuut - there is a 5% nitric acid - 95% ethanol etchant called Nital. You can improve your results by doing two things: 1. You need to melt the salts and slowly bring them and the barrel up to 600 degrees and hold until you get the color you want. michael@mikehunterrestorations. Doing it right requires chemicals, tanks, and know-how, but “cold bluing” is fairly easy to do at home. They used a large rotating drum furnace. One of these is Nitre bluing. px if ue ml og vu co df kk rj