Rust occurs in firearms because some ammunition contains corrosive materials that leave behind salts — copper, lead, etc. — and because metal mixed with salt and humidity can kickstart the corrosion process.
Is rust bad for a gun?
Rust. It's the bane of every safe queen's existence. Rust will eat away at the metals of firearms causing discoloration and even pits in what should be a solid surface. It is the union of moisture and oxygen on a metal surface which produces oxidation that causes rust on firearms.23 nov 2016
Can you get rust out of a gun barrel?
In order to bust the rust, you'll need two important things: a light oil and a slightly abrasive brush or piece of steel wool. ... For serious rust, you may need to use a chemical rust remover or a strong acid to dissolve the rust. Scrub the gun.
Can the inside of a barrel rust?
A gun barrel that is rusty inside can not only affect the weapon's accuracy, it can also negatively affect your safety. The rust and debris within the barrel can cause a drastic increase in pressure after the round is discharged, resulting in a split or bulged barrel--or even exploding the gun's action.
Why is my barrel rusting?
When you take a cold piece of steel outside into a hot environment, the moisture in the air will condense on the steel. The same thing happens if you take it from a warm environment to a cold environment.” ... That moisture caused rust in the bore, in the chamber and in the gun's internals.16 may 2018
Is the inside of a barrel blued?
You're not wrong. The barrels are blued on the inside too. I've got mine partly broken in, and I'm told that they really start to shoot after the finish inside the pipe is worn right off. Firearms technology was perfected in the 1870's, and it's been a slow downhill slide ever the advent of smokeless powder.28 jul 2010