Black iron wire You will need black iron wire to tie around any object you Its durable and wears well. You should put the brass drift (which you can make out of a piece of brass rod about 1/4 in diameter) on the sight base, and then start tapping the end of the drift with a small hammer. Similarly, stainless steel parts may be immersed in a mixture of nitrates and chromates, similarly heated. Its oiled in production to keep it from rusting on store shelves. Find many great new & used options and get the best deals for 13 in 1 Metal Shell Welding Torch Nozzle Tip Cleaner For Welder Soldering at the best online prices at eBay! In the nitre bluing process, polished and cleaned steel parts are immersed in a bath of molten saltstypically potassium nitrate and sodium nitrate (sometimes with 9.4 grams (0.33oz) of manganese dioxide per pound of total nitrate). You can improve your results by doing two things: 1. Picture Information. I tried heating the barrel in sections (as Brownells says is ok) but did not get a very good result, being unable to get a uniform heat in any =thing approaching more than a few inches at a time. this produces better, less turbulant gas flow, which will reduce heat traces. Excellent info. You can use a heat gun, a blow dryer, or a torch for this. Robert Farago is the former publisher of The Truth About Guns (TTAG). Do all the prep you would for express or rust blueing, especially degreasing. Black oxide provides minimal protection against corrosion, unless also treated with a water-displacing oil to reduce wetting and galvanic action. Try it on some unimportant pieces first. Shooting Mystery is an independent website that provides content for informational purposes only. First, let us go through a couple of bluing concepts that you have to know in order to achieve the desired result. If you want to blue something fast I have a cheap hot blue method: Lowes stump remover: I have always wondered about storage in gun soft cases or the foamed Hard cases, and humid or dry, heat and cold. fascinated with blacksmithing, but have not had an income to even get it started. Either that or the steel wool. Remove the bolt & trigger group this might require a pin punch on some guns to pull the trigger group.From what little I can see in the picture here . Cold bluing is not particularly resistant to holster wear, nor does it provide a large degree of rust resistance. The melting point for KNO3 is 633F. For hazzalandy: carbon content has nothing to do with the color process, it is only the temperature you heat to, and to a lesser extent, the time spent hot. "logo": { 2023 All Rights Reserved by Shooting Mystery. After the Civil War they switched to another process. The mixed fumes of the acids produce a uniform rust on the surface of the parts (inside and out) in about 12 hours. Learn more Steel is a common durable alloy, and while most steel used in tools is already tough, you can harden it even more to prevent wear and tear. You can also heat the oil to create different effects. Always back your paper when youre polishing over edges and up against features. Water is great for rapidly quenching the hot metal, but it could cause thin steel to distort or crack. You have entered an incorrect email address! WebHeat the blade for 15 to 20 minutes in an oven set on 325 Fahrenheit if the handle is metal. } Its nice when something can be re-used a time or two, especially when used in diversified ways. "https://www.youtube.com/channel/UC6dwEQfHK1tk_ZeaA4PniOA/", Hot blueing is a good process, especially if you have a lot of iron to shove through the blueing process quickly. When youre using polishing paper, you think that 600 grit is very fine, and it is taking you hours to polish out something to 600. Bluing is a passivation process in which steel is partially protected against rust using a black oxide coating. (And taking, out of *your* hide). I can keep a Krylon can always handy for touch-ups. gas coverage is another big one. The mixture is heated to 310 to 321C (590 to 610F) and the parts are suspended in this solution with wire. Theres nothing I see as super-dangerous about blueing other than trying to do hot salt blueing without all the correct safety equipment and precautions. Thats one way to get dyspeptic to write articles! The object on the left is a custom mild steel potentiometer knob! Itll take perhaps 20 minutes to really dry down. Use it to try out great new products and services nationwide without paying full pricewine, food delivery, clothing and more. "dateModified": "2022-03-27", When you buy through links on our site, we may earn an affiliate commission. Higher carbon contents will take longer to heat. Being prepared is important if you can not measure the temp. The loose oxide was then carded (scrubbed) off, using a carding brush - a wire brush with soft, thin (usually about 0.002in (0.051mm) thick) wires - or wheel. BUT like so many power tools on guns, it is possible to create expensive screw-ups to fix on guns with power tools, and buffing wheels are no exception. It costs an arm and a leg, and you can buy 0000 so cheaply at Wally World that it makes the acetone method worth your while. The part that is to race the other is heated normally up to about 220 especially if it is an aluminum casting like a cylinder head. The book claims they used wait for it "boiling gasoline" not making this up to clean them. Keep them in that state while you heat them but be sure to not boil up the tank. It, too, must be oiled to provide any significant rust resistance. Its easy enough to color metal with a torch, but it has always been a hit-or-miss process for me, and when it was a big hit, I was rarely able to re-create how it got that way. How do I do this? Be careful since considerable heat might be generated in the process. "I have very limited knowledge as to how metal can be manipulated for different applications. Degrease and heat the items to be blued in a steel pan to about 700F. Ferrari installs valve seats in their aluminum cylinder heads via robot. Oh mas oui.Express blueing, slow rust blueing, hot salt blueing, nitre blueing, carbona blueing all are better than cold blueing. These minerals (often calcium and magnesium compounds) tend to result in blotchy and uneven results. You might be able to start at 320 grit. Drift the sights back in from the right side of the barrel. This process is also the only process safely used to re-blue vintage shotguns. You work on nice guns! ")You're ABSOLUTELY right. If you do not get crazy and over heat the steel there is no reason to be fearful of the process. Wear thick gloves and a face mask before you quench your steel so the water or oil doesnt splash onto your hands. The cross section and size of parts affect the outcome of the finish and time it takes to achieve. Use your torch to bring up Historically, razor blades were often blued steel. Woodworkers doing furniture finishing will use 000 and 0000 wool, and they hate oil on their wool for rubbing down oil finishes. The inside barrel was saved by the fact it was so full of lead fouling. It is usually inadvisable to use cold bluing as a touch-up where friction is present. it takes a long time to heat up a long (ie barreled action length) tank that is, oh, three barrels wide. The thickness of the oxide is a function of how hot you heat the steel (The color is due to interference of light reflecting from the surface of the oxide coating, and light reflecting from the oxide-steel interface). "https://theshootingmystery.tumblr.com/", Large scale industrial hot bluing is often performed using a bluing furnace. These work by depositing a coating of copper selenide on the surface. Examples of this finish are common on older pocket watches whose hands exhibit what is called 'peacock blue', a rich iridescent blue. This item: Special Blue Full Metal Butane Torch (Gold) - Refillable Flame Lighter- Culinary Torch - Welding Torch - Adjustable Dual Flame for Desserts, Creme Brulee, BBQ and Baking. So As one newish to refined firearms ownership, what is the best way to store and protect a pistol or rifle from rusting, especially in areas like Oregon or Washington, Silicon socks, or ? I have also had good results with 5w/30 motor oil, I've also used two-stroke oil with good results. However, oil may spill and create a fire hazard if the steel is put into the oil too quickly. To remove pitting and keep the barrel profile intact requires skill with a file, and that requires hands-on training. Heat the area you'd like to drill just until it starts to glow red, then allow it to cool slowly. Be patient in the first few minutes as the metal needs to reach the temperatures where it changes colour! % of people told us that this article helped them. I'm trying to be positive and constructive, and think this is: for an amateur to stick a very hot torch-heated metal object into a plastic container filled with oil is simply dumb (ok, more polite: "irresponsible") at best, highly dangerous at worst. the cost of all the tanks you need for rinse & boil-out DG should receive a stipend for his valuable contributions to TTAG. Thermometers and stirring tools are also needed, as well as something to heat up the tanks. WHERE or when would the torch get used? The process was to coat the gun parts in an acid solution, let the parts rust uniformly, then immerse the parts in boiling water to convert the red oxide Fe2O3 to black oxide Fe3O4, which forms a more protective, stable coating than the red oxide; the boiling water also removes any remaining residue from the applied acid solution (often nitric acid and hydrochloric acid diluted in water). If I remember right they then heated them up a bit and applied fish oil orignal and I think latter switching to linseed oil to protect the finish and give it that wet look. : Make sure it is made from Mild Steel or Titanium. Further, I probably would have used a coarser wet-dry to prep the raw steel (this was a kit Kentucky long rifle) rather than the 1500 grit I used. We have all kinds of rifles and shotguns with recievers made from non-Fe alloys again we do not give it a second though or break out the hardness tester. The List Price is the suggested retail price of a new product as provided by a manufacturer, supplier, or seller. I really appreciate you taking the time to share it DG. 3. Now you can start.Apply heat to your object and heat up gently and equally. As I'm bluing round pieces I slowly and evenly rotate the piece over Wait for a day to let the bluing properly cure before you do anything else to it. Safety notes: Dont use an aluminum pan. you may benefit from the use of a gas lense as well. ", https://mgs.edu/making-chisels-skips-newsletter/, http://www.technologystudent.com/equip1/heat1.htm. My apologies for the background noise in the first half of the video We had compressors running where I had to shoot this This video shows how to blue steel parts using an oven or torch and quenching in oil This method is not the professional method using bluing salts but can be done in your home with a torch or if you have access to a high temperature oven This method will provide your parts some protection from corrosion and show how to achieve different colors in the steel by varying temperatures I am not a professional so please spare me the that s not hot bluing and other criticisms If you don t like it turn it off Hope this comes in handy for someone, How to take apart disassemble and put together assemble a 1911 pistol 1st method, Stevens 20 Gauge Break Action Shotgun Project - Part 4 Cold Bluing with Brownells Oxpho-Blue Creme, Van's Instant Gun Bluing - Removing Gun Rust, Cold bluing Steel blackening How to use Tifoo Black Devil - burnishing steel, Gun Bluing - Colt Official Police 38 Special, Vintage Screwdriver Cold Bluing Br nierung Restore No 2, Slow rust bluing O1 knife blades part two, Easy and Fast bluing touch up Presto Gun Blue Pen, DuraBlue Spray-on Bluing Aerosol Application Process Polished Version, Axe Restoration Part Two Bluing With Birchwood Casey Superblue, Birchwood Casey Aluminum Black Super Blue and Metal Work on a Tanfoglio TA22S, Gun Bluing using cold blue and heat Weihrauch HW35 E Restoration, Perma Blue Gun Blue Paste Birchwood Casey.