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Cleaning after corrosive ammunition?
I have a tin of 7.62x54r surplus so it's corrosive and I've looked at a variety of the cleaning methods out there for it from hot water, hot soapy water, diluted ammonia or a ammonia based cleaner I'm just wonder which method is best? Should I hit it with some ammonia at the range and then let it sit till I get home or wipe it out? the range is a 30 to 40 minutes drive away would it be safe to wait till I got home to clean it for example how fast do the corrosive compounds start to rust metal in the gun? I'm shooting a mosin nagant 91/30 for cleaning the corrosives on it do i just need to wipe down the barrel and bolt face/head or should I wipe out the whole receiver and take the bolt apart or wipe down the outside of the rifle?
9 Answers
- DT89ACELv 61 decade agoFavorite Answer
The idea is to "flush" the corrosive salts out of the barrel. Hence, pouring scalding hot water from the chamber out the muzzle end. Jeff's method is right on for the cleaning, muzzle in the bucket, don't be bashful. Don't buy into "Nitro's" answer not to use water...water doesn't hurt guns if they get oiled.
Just using ammonia or a solvent (other than the old GI solvent) won't cut it.. You can add some ammonia to the hot water before flushing the barrel but the main thing is to just get all that nasty stuff OUT! The reason you use scalding hot water is because it evaporates quickly and the heat also opens and cleans pores in the metal.. As long as you make sure it dries and run an oil patch through you'll be A-OK. The primer salts are far worse than water..
You're safe waiting til you get home.. Clean anywhere exposed to the gasses expelled upon firing. So the chamber and barrel of course, and yes the bolt face too.
- FatefingerLv 71 decade ago
It is best to do it ASAP. Depending on geography if you live in more humid areas you might want to do that immediately. But if you live in a more forgiving environment like the southwest than you have a larger window. If you do do it at the range be sure it is dry. Everyone has their own methods. Whether it be windex, soapy water, special solvents or just pouring really really hot water down the bore. They all do the same thing, diluting the salts away. I use a turkey baster and really hot water personally. It's worked for me since I've used corrosive ammo. Some people say ammonia but windex is only 5% ammonia so you don't really need a lot, and a high ammonia mixture ratio can hurt the steel if left to sit. Just be sure to dry it well and oil after normal cleaning. Besides its the water that does the job to neutralize the salts. Ammonia is there to remove some copper fouling.
Some people say you need to take down the entire bolt. They are incorrect. But it is a good idea to know how to take that apart and back together in the dark like I can. I have learned all you really need to clean is the bolt head and top part of the pin. Wipe a wet towel over it. Now you would have to take the bolt apart and soak it in water if you peirced a primer but if you did you would know by the hot gases hitting you in the face.
Source(s): "Bitter" - Anonymous1 decade ago
Well I'm sure some people are more anal about it than me, but I wait till I get home which is about 30 minutes from the range.
As for methods of cleaning, I'm a fan of the diluted ammonia method my self. I just wipe down the bolt face, hammer, and barrel. But again, I'm not all that anal about it.
- 1 decade ago
use an ammonia based cleaner or just straight up ammonia. I would clean everything that the escaping gases touches. DO not just leave the ammonia in/on the gun however as it is highly basic and can cause damage if left for extended periods ie. a few hours. after cleaning with ammonia wipe all surfaces then lightly oil all metal parts
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- randyLv 71 decade ago
you don't have to panic about cleaning it that quickly. It takes a while for the gases and crud to start to cause rust. Wait till you get home, then use the hot soapy water first, dry it VERY well, and do your normal cleaning and lubricant. I use BreakfreeCLP, but use whatever one you prefer. I've done it this way for 30 years and have no complaints and have never had a firearm rust. Just don't wait a day ot more to do it.
shoot safe
Source(s): Retired Police Officer NRA certified police firearms instructor Competition shooter (ret) Avid hunter since age 9 with: Archery Black powder firearms Handguns Modern rifles Shotguns Trained at S&W, COLT and GLOCK Armorer schools I specialize in building 1911 pistols and AR 15 rifles And ran a gun shop for many years SI VIS PACEM PARA BELLUM. “If you want peace, prepare for war” - David SLv 51 decade ago
Lot of info here : http://www.surplusrifle.com/shooting/corrosive/ind...
I have always just used a few patches soaked in generic windex after shooting at the range then once I got home I would run a few more patches of windex then solvent and oil as normal. I think windex is mostly water anyway with around 5% ammonia.
- JeffLv 71 decade ago
lots of misurp folks give the bore and exposed metal a wipe with Windex.
Hot water...(really hot hot water) and a little dish soap will kill the corossive salts... I'd pull the bolt and detail strip it... wash it all out... dry it ...clean it with solvent and put it back together.
Then make up a bucket of hot soapy water... and put the muzzel right in the bucket... work a rod and mop or patch from the chamber end... rinse everything with hot hot water... then clean and oil and put it back together and put things away.
Hoppes and the other standard solvents dont have enough ammonia (if any) to kill the salts
http://www.surplusrifle.com/russianmosin189130/ind... can show you how to take care of your MN ...corrosive ammo and all
- 1 decade ago
I use a product called "Gun Scrubber" after I shoot any of my guns, it washes all the gunpowder and gunk out of my guns. When I get home I clean them again and oil them down.
- 2ALv 71 decade ago
All of those are good but water is not good for a gun and hard to get out like moisture.....the trip home is nothing just don't let it sit...Clean it when you get home.
I would use a good solvent...solvent will clean it and scrub the barrel and bolt and gun chamber and extractor and lube all with some good oil,bolt grease...etc.....