For the unfamiliar, cosmoline is sort of the genericized term for a family of petroleum-based greases with remarkably high viscosity with inherent rust and corrosion protective properties, a signature waxy brown visage, and unmistakable industrial smell. Aerosol brake of carburetor cleaner, dissolves the cosmolene into thin air almost instantly. WOOD: Heat guns are like very hot hair dryers. As a general rule, cosmoline can be removed with heat, kroil, WD-40, or Kerosene. Afterward, disassemble the rifle down the the point where you can remove all the moisture and clean a few nooks and crannys and properly lube. Forget the other 'dangerous processes'boil with water, and you're good-as-new! These guns were usually just dipped in a big vat of Cosmoline and then put into storage. hey thanks for this information. Also, older cosmoline tends to solidify when exposed to air for a long time, making it hard to remove. machine guns to get them ready for action. Title: Original Cosmoline #1 Engine Bay Cleaning/Cosmoline Removal 03-02-2012, 08:52 AM Hey guys, I want to get my engine bay as clean as possible without shaving or paint work before the new engine goes in. It is frequently used in indoor and outdoor applications and does a great job for long-term storage. 0 Members and 1 Guest are viewing this topic. If you need suggestions, try one of our favorite YouTube channels. Both my SKS's I cleaned by first taking off as much cosmoline as possible with paper towels, then soaking everything in WD-40. Create an account to follow your favorite communities and start taking part in conversations. For the small parts of the weapon, try to soak them first in hot water. Subscribe to Pew Pew Tactical's sales and deals email. Upon removing the parts, the hot water will evaporate and you will have totally degreased and cosmoline free parts. There is no need the wood is already sealed, just wipe it down with penetrating oil (PB blaster wd40) and the cosmoline will wipe right off. Will not soften, dull, or discolor finishes. Remove the stock, get a few tooth brushes and start dousing and scrubbing the metal. Let me show you how I safely remove cosmoline. The stories of miss steps with gas are legion. This restriction only affects the following Southern California counties: Orange, Riverside, Los Angeles and San Bernardino. 1 Jeep, 1 crate, and a barrel of cosmo! Also, this is perfect to use in the bore and chamber area as it will not attack metal. I only use this method on metal parts and will do this prior to using the Kroil method below to remove the last bits and pieces. If the rifle will spend the rest of its life in a safe, it might be better to leave it on. Start using a degreaser such as mineral spirits or turpentine to break down the cosmoline. Cosmoline is petroleum-based rust and corrosion-inhibiting grease. JavaScript is disabled. A lot of people swear by mineral spirits as a primary solvent to remove Cosmoline, and you can either apply it with a rag or submerge/dip your gun into it. You would tie an old shoelace to a receiver, a gear, a bolt assembly, whateverdrop it in a pre-prepared tank of boiling water, watch the clock, and remove. Brownells Retro Rifle XBRNM16E1 Review: Initial Impressions. It shines like John Boehners nose now. You have the option to disassemble your firearm before beginning this process or keeping it intact throughout the cleaning process. Cosmoline hardens over time when exposed to oxygen and not sealed properly, so some might be very gooy while others are hardened balls of crud. Cosmoline is helpful because it offers long-term rust prevention, but if youre a Curios & Relics (C&R) Firearms collector or have ever purchased a gun, you may have what looks to be a mess on your hands. you a link to reset your password. Acetone, mineral spirits, or kerosene (but avoid the latter when possible, or when your firearm has been painted or blued). Tends to dry the wood surface but I apply a light oil after I clean as a default measure anyway. Depending on the container or the size of the firearm, soaking guns in mineral spirits can be done in a huge container. The surfaces will almost dry up instantly With the hot metal you end up with after removing from the boiling water. Please avoid producing WW1-era invisible poisons in your shed. After hours of scrubbing, you will eventually remove the majority of Cosmoline from the gunbut you cant stop with that. Wipe off the sections or metal parts of the gun that you disassembled using shop rags. cosmoline will sweat out of your stock on its own. Learn the 3 most popular shooting stances & more. It will melt off. That will do the cleaning with no damage to the wood or original oil finish. WD40 is an expensive version of mineral spirits. Pour Cosmoline Remover in safe container. Disassemble the SKS all the way down to clean it properly. Use it if you don't happen to have kerosene. Soak a cloth in the degreaser and rub it onto the firearm until the cosmoline is dissolved. Cosmoline is a Vaseline-type preservative that was used to preserve firearms. Then lay the bag on your dash in the hot sun for a week. All prices are in USD. Thanks Strips the finish and removes the cosmoline really, really well. Repeating that for a couple of days, gave me a pretty nice, undamaged rifle! These crates were packed full of rifles and cosmoline. I stripped the whole gun down and used mineral spirits on the metal parts and Murphy's wood soap on the stock. I used a heat gun for metal and wood. I never knew of these methods when I got my mosin, so I spent a week in my basement with some solvent and a few rolls of paper towels. Thats why it is important to clean and remove it in your rifle to keep your firearm operating at its best performance. For tight areas, I used some Q-tips. Once youve got your barrel and receiver assembly cleaned up, you can check on your sweaty wood bois and see where theyre at. Wipe it down with a rag with a little denatured alcohol on it. Physically, Cosmoline is brown in color and comes in various viscosities and shear strengths. Even if your item only has a light coating of older Cosmoline, you might have questions as to how best to remove old coatings. Notify me of follow-up comments by email. Like this kind of content? Address: www.originalcosmoline.com Halogen lamps do the trick or me. Treat surface with your favorite lube or set up for hot blueing. Q-Tips and cotton swabs also work. For a better experience, please enable JavaScript in your browser before proceeding. All petroleum-based products are chemical mixtures that are highly complex. WD40 worked well, but was basically a waste when the spirits did the same thing. Collectors of C&R (Curio & Relic) firearms often find old firearms that were built around WWI or WWII and then put in storage. purchase helps support my work in bringing you more awesome gun and gear articles. Good or bad idea? This isn't good as you will likely be causing your gun to overheat when shooting. A lot less toxic than brake cleaner, naphtha, and acetone. If the firearm is left to accumulate for too long, it may clog, resulting in a firing failure or the need for repairs. If you do it right, however, removing cosmoline preservatives can be easier than expected. Worked really well. Cosmoline Removal Help! With the Type 56, we broke the guns down into their main field-strippable components: rifle stock, barreled action, bolt carrier, assembly, trigger assembly, magazine, op rod, etc. The first step you need to do is to gather the things youll need for this cosmoline removal. Click below for a FREE LESSON! WD40 pwnz cosmoline. This is how to remove cosmoline in the most effective and efficient manner from your newly-acquired Moist Nugget or other military surplus firearm. If you mean the stock, wrap it in a black plastic garbage bag, put it on the dash of a car in the sun for several hours. The old surface grease and grime can be removed with a good cleaning. How would a different solvent such as naphtha fare against the cosmoline? It may not display this or other websites correctly. Remove all metal parts, use a spray can of break cleaner to strip cosmoline. Q-tips for cleaning the other metal sections of the gun Place the bolt assembly into the boiling water. Reassemble the gun, perform a functions test to make sure that everything feels right and is operating correctly, and youre basically done! The military does buy shotguns so I can believe it is cosmoline. For the metal, I used a hot water/Simple Green mixture, supplemented by automotive brake cleaner. When sourcing our Cosmoline Remover, we took into consideration: effectiveness, safety, cost and convenience of application and clean-up. The metal gets put through hot boing water and simple green. This can be done with a simple rag and some elbow grease. 15 Best Gun Shops In California (2022 Updated), AR-15 Upper Assembly Guide (2022 UPDATED) Must-Read, Q-tips for cleaning the other metal sections of the gun. You do not pay I lost count around the 200 mark. 2 When all the parts have been cleaned they must be treated with oil to prevent corrosion. Using a rag, wipe the stock off. Worked great. There are a ton of ways to do it and most work great. Gather The Things You'll Need The first step you need to do is to gather the things you'll need for this cosmoline removal. Now its one of the best toys in the box. In our case, the two Type-56s we received directly were definitely in the latter category of goo-boundedness, with lots of solvent-resistant hardened grease nuggets tucked away throughout the entire firearm. If you are into guns, tools, or guns and tools, youve undoubtedly run into problems removing cosmoline. . There are a few methods you can use in order to clean Cosmoline off in this state: WD-40 If you spray WD-40 over the metal and any wooden parts, . Free-floating firing pins, like the one found in AR-15s and the SKS, need to freely float. Nylon brush. Sealing them in a greasy tomb of cosmo guards against the corrosive nature of maritime environments. remove all the metal parts, wash it with the hottest water you can tolerate then spray all surfaces with wd40 to prevent rust. By accepting all cookies, you agree to our use of cookies to deliver and maintain our services and site, improve the quality of Reddit, personalize Reddit content and advertising, and measure the effectiveness of advertising. Simple Green has never worked that well for me. Amazon.com: Cosmoline Remover 1-48 of 129 results for "cosmoline remover" RESULTS Price and other details may vary based on product size and color. Gently remove parts and wipe off Cosmoline or move parts back and forth in bath and Cosmoline will start coming off. Cosmoline is not a new invention and was originally used as a pharmaceutical product in the late 1800s. Want the best cosmoline removal methods for cleaning up your milsurp gun? Works great. Although most greases will burn, cosmolines are rarely considered a fire threat. AK-47 Tips/Tricks, Links, Content and Buyer Guides. Do you think I would run into finishing problems with it? Spray oil like PB blaster and a pile of rags will do it, swab out the chamber and bore same as you would during routine cleaning after shooting. With repeated heatings and wipe downs you can remove the Cosmoline without damaging the wood. Safety is a good tool for tyrants; no one can be against safety. Cosmoline Remover is a solvent-based industrial cleaner specifically formulated to quickly & effectively remove all types of Cosmoline and other petroleum-based transportation and storage coatings. I used WD40 to cut the cosmoline on some Yugo Mags. Cosmoline is a trademarked brand of petroleum-based, wax-like corrosion inhibitors. This worked good for me since I did it in the winter. Follow them on Instagram: @oldsteelguns. I do this on bare stocks after stripping them. If youve got some super-secret method that you swear by, go ahead and yell about it in the comment section below. When the grease came to the surface or began to run off, I hit the parts with Brake Kleen then put them back out in the sun again. http://www.surplusrifle.com/sks/index.asp, http://i84.photobucket.com/albums/k36/cajuncj/M91%2030%20Finn/IMG_0849.jpg, Quote from: RangerAR on December 24, 2006, 08:37:16 PM, Quote from: singleshotcajun on January 05, 2007, 05:31:34 PM, Quote from: yber26 on January 21, 2007, 08:39:55 PM. In fact, this exact scenario is what probably led you to this article. This is obviously going to be one of the more critical parts of your cosmoline cleaning voyage, as any residue buildup you dont address is going to negatively affect the accuracy of the rifle once you get it out to the range. Thanks, John. The gooy, gross, petroleum preservative that is seemingly locked within every porous surface and crevice possible. . These two things together will help dislodge and remove the remaining traces of Cosmoline, along with a fair amount of elbow grease. Use an air gun to blow the cleaning fluid off after you finish, then apply lube as needed. Use soap and water to remove cosmoline: 1. Its very important that you get as much of the Cosmoline out of the gun as possible if only to eliminate the risk of having to disassemble the gun to find a hidden chunk of the rust-preventive gunking it up. 3. Hang the parts from metal coat hangers and lay out a piece of plastic to protect the floor. Make sure you get all of the Cosmolene off of the gun! We personally used a Lyman sonic cleaner and Lyman solvent, which worked pretty well and got us most of the way there, with only a tiny bit of extraneous scrubbing required afterwords. All petroleum-based products are chemical mixtures that are highly complex. This has worked well for me and has turned out to be the least labor intensive of the methods I have tried for cleaning off cosmoline. Just be careful if using a heat gun, keep it on low, and make sure to keep the heat moving and even. The cosmoline should start to melt and run off the parts onto the ground cloth. Re: Cosmoline removal Ford & Pontiac used alot of Cosmoline back in the 80`s & 90`s to protect the car from transit contaminants. If you'd like to consider an effective Cosmoline Remover in aerosol, please see our, RP-342 "HEAVY" Military-Grade Rust Preventive Spray, COMBO OFFER: RP-342 Aerosols (Mix & Match), Cosmoline Direct VCI Paper Rolls (for Ferrous Metals), Cosmoline Direct VCI Industrial Paper Sheets (Pre-Cut). We used our same bore brush to ram out the gas tube as well and while its not as critical to get this part as sparkling clean as the barrel, you obviously dont want any obstructions in the cavity that your piston sits within. StingRay parts washers use a non-flammable alkaline cleaning detergent such as Power Kleen V or Power Kleen IIIL. I've discovered recently that WD40 works good. This rifle had not been disassembled in MANY moons and had dried cosmoline in all the tight areas. Once youre satisfied, you can move on to the actual cleaning. Drench them in it, let them sit, then rinse them out. Retired technical instructor and master technician. You can accomplish this by wiping your handgun, placing it in a black trash bag, and leaving it out under the hot sun. However, it might not be necessary if you have no intentions of shooting it. (cross-posted at mAss Backwards) After trying the old fashioned method of removing the cosmoline from the SKS by repeatedly spraying each piece with degreaser and/or WD-40 and wiping dry with a shop rag, I decided I'm going to give the "low-heat method" a try, and build my own version of the "Easy Bake Garbage Can", as illustrated there at www.surplusrifle.com. All of the above is primarily educated guessing for Eastern Bloc procedures, aka a WAG American practice for removing actual Cosmoline (not the ersatz Cosmoline that communist countries used) was the chlorinated solvent approach (disposal in pits, not rivers), based on first hand accounts. All good tips, and this is how I clean the metal parts for the most part. Really, you'd have to soak ammo in WD40 to have a chance of it seeping in and killing the primer. I took it easy on the wood (making several passes) so as to not hurt the finish. A sealed PVC tube or large container are both good for soaking guns in mineral spirits, depending on the size of the firearm and container. If youve lucked out and scored a surplus rifle with some relatively light cosmo packing, you can probably jump ahead to cleaning the individual components, but for us, step 1 was wiping away what external grease was easily accessible with some basic shop rags. The protective layer was thick, tough and not easy to remove. Before using the Kroil, take an old rag and lightly wipe off any heavy concentrations of cosmoline. I use fluid film on all my cars, but fluid film won't hold up under a car for more than six months without re-applying it. Ive even seen Mosin Nagants that the lock time could be measured in whole seconds due to this. As a general rule, cosmoline can be removed with heat, kroil, WD-40, or Kerosene. Used a brass brush to help clear the heel lettering. You can also use another heat source to melt the cosmoline to its liquid condition, such as a heat gun or an oven. But on the wood I wipe the excess then use a hair dryer and wipe as it sweats. This give us a headstart on polishing those bad boys up or if left long enough, cleans them totally with almost no extra work on your end. It will dry everything out so you can't use it on rubber, plastics or wood and don't get it on your skin either. They have an impressive inventory of nearly 1,500 historical firearms and an outstanding selection of uniforms, bayonets, and odd ammunition. I've been researching some products that can remove the yellowish cosmoline thats baked onto the bay and have found some good reviews on Zymol Strik. I read a funny (?) WD-40 is a mediocre lubricant and an OK rust preventative. Wipe it off with a combination of shop rags for the surface grease, as well as goof-off to grab any of the sticky residues that are going to be left behind. All content Copyright 1998-2018 Rifleshooter.com, FTC disclosure: some links on this site are monetized, Sig Sauer MCX Virtus PCP Air Rifle Review- Initial Impressions, Project Guns- Gunsmithing articles and posts, Ruger Precision Rifle Suppressed Load Development: Hornady 147 ELD-Match and H4350 with THUNDER CHICKEN, Wilson Combats Tactical Rail Interface, Modular (T.R.I.M.) Oven cleaner works well.have used it a number of times. Each car would come with a small bottle of "Cosmoline Remover" that you`d basically add to water and soak the car with. Try to disassemble your rifle first, then clean its parts by section. I have used before on other parts kits with paper towels or old cotton rags. after that just give it a good cleaning with some hoppes 9 or whatever and you are good to go. two weeks ago I used wd-40 to clean off cosmoline off a SAR-80 parts kit, I used it on the plastic stock and metal it worked real well and does not harm the bluing or crackle paint on the receiver stubs. Once it's clean, remove the bolt assembly from the water and place it on a towel. A dry film of it on the mags isn't going to hurt anything. This causes an issue as brass expands and contracts on firing. Most of the cosmoline may be getting rid of after a few baths. The use of gasoline as a cleaning solvent is DRAMATICALLY Dangerous. Yes, cosmoline is toxic because it is a petroleum-based grease. WD40 works well enough and wont hurt a thing. Let me show you how I safely remove cosmoline. Should be good to go after that. After that, dry thoroughly, degrease, then apply oil and a film of liquid silicone. Just crank up your water heater to 180 and the cosmoline melts right off. We promise to never spam you, and just use your email address to identify you as a valid customer. Stock in a trash bag on a hot day Or mineral spirits scrub down? Youll want to move, rotate, and flex parts to exercise hidden bits of Cosmoline. Next, you need to clean your gun. They dunked in the guns in a 55-gallon drum of gasoline. just cosmoline removed easy. Personalize your experience. You can also use a heat gun or an older oven to help melt the Cosmoline. You don't realize how many times you say it until you record yourself without ade. By . WD-40 does a good job of removing Cosmoline and is an excellent cleaner especially on plastics. Attempting to remove the rust-preventive after letting it warm up will turn the Cosmoline into an oilier coating, as opposed to a thicker, wax-like substance. If you have a firearm that has been stored in Cosmoline, the first step is to remove as much of the Cosmoline as possible. Cosmoline was quickly adopted by militaries the world over as a way to chemically embalm small arms, artillery pieces, armored vehicles, and so on for either long term storage or trips across the Atlantic. 1 Place a part in a solvent-compatible container and spray down with brake cleaner. This particular C96 seems have been dunked in the stuff, so I decided to try boiling it in water to melt the cosmoline rather than clean it all with rags and Q-tips. For Cosmoline removal, I get a gallon of K1 kerosene, then put it in a tub. Blow the gun parts off using an air compressor until dry. No wiping needed with mineral spirits. Once you have removed as much of the Cosmoline as you can, it's time to move on to the next step. Is either of these acceptable? nothing has been easier or more effective than dawn soap and hot water. Yes, I used it back in the day when I did not know better. For metal, Boil water and combine with CONCENTRATED Simple Green in a disposable pan and wash all the metal. Refinish the wood with boiled linseed oil or Dansk oil. Set the temp to 130 degrees, bake for a while. The aerosol cans work best for this application. A couple of hours in the hot seat predictably allowed a ton of cosmoline that had been locked inside of the wood fibers the opportunity to seep out to the surface. I found some PD680 from a chemical company, but it must be neutured or something because it doesn't smell the same and doesn't work anywhere near what the older stuff did back in the '90's. In addition, dish soap and water can remove the excess residues in your weapon too. When I began removing the cosmoline from my new Precision Matthews PM-1440GT lathe, it was a little daunting. Ehhhh, was my first try with Cosmo. Following a wash-rinse cycle will help coax Cosmoline out from all the crevices and grooves, so repeat the process until your water runs clear and you can handle each part without it feeling greasy or oily. I strongly urge people to avoid the use of water (at any temperature) on wood. Press question mark to learn the rest of the keyboard shortcuts. Toothbrush or smaller paintbrush for cleaning small, hard to reach spots in metal. comments sorted by Best Top New Controversial Q&A Add a Comment Dexter-the-Cat Copyright 2023 Pew Pew Media, Inc. All rights reserved. The cleaning process begins with removing as much of the Cosmoline as possible. I used simple green on some that weren't as bad before. We would rest the muzzle in a 5 gallon bucket to catch the cosmoline filled water. Its worth noting that we didnt go SUPER deep with our cleanup job on the two in-house Type 56s as theyre already pretty thoroughly trashed. This method works exceptionally well. Switch to Standard View I've used mineral spirits, gasoline, heat, soapy water, etc. Here's one of the several main versions of cosmoline in an aerosol. It's much cheaper than WD40 or other chemicals and works great. Kroil is known as The Oil That Creeps and has made quite a name for itself in the firearms industry. /* (not optimized for mobile browsing), Copyright 2023 COSMOLINE DIRECT, LLC. Cosmoline is used to protect the gun against rusting; however, many military surplus rifles were previously submerged in the greasy substance, making its eventual removal seemingly problematic. I soaked them in mineral spirits then rinsed with hot water and dried them. When I began removing the cosmoline from my new Precision Matthews PM-1440GT lathe, it was a little daunting. The wood I used Citristrip, it worked really well. This product hasn't received any reviews yet. A couple of blasts of WD-40 helped out . A sealed PVC tube or large container are both good for soaking guns in mineral spirits, depending on the size of the firearm and container. Simple Green works great on metal parts, particularly in the ultrasonic cleaner. It took me a good 3 hours to get everything clean but the action is nice and smooth(ish).
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