METHOD OF REMOVING COPPER COATING FROM CHANNEL OF BARREL OF RIFLE-AND-ARTILLERY SYSTEMSFIELD: weapons and ammunition.;SUBSTANCE: during shooting, ammunition with copper and steel drive elements are used in turn.;EFFECT: reducing toxicity level of explosive gases and improving operating conditions of ...
For example, in the case of a small firearm such as a rifle, even an hour spent on cleaning will frequently not leave the weapon completely free of carbon and/or metal residues, especially copper. The result is incomplete cleaning, resulting in deterioration in firearm performance. Similar ...