Is Soviet Subsonic 7.62 corrosive?

cool5hot

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Joined
Feb 10, 2026
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I’m curious about that old school Soviet subsonic 7.62mm surplus. Does anyone know if the primers are noncorrosive?
I'm not sure if I like it if I need more effort. If it is corrosive, how do you guys handle the cleanup when running it suppressed?
 
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