Whats the blue stuff on my falsh hider and inside my can?

Kip42 · Post by **Kip42** » Mon Aug 01, 2011 9:01 pm

I looked at my surefire 5.56 can today and their is blue stuff in it and on my flash hider. Is this bad?

chrismartin · Post by **chrismartin** » Mon Aug 01, 2011 9:03 pm

Kip42 wrote:I looked at my surefire 5.56 can today and their is blue stuff in it and on my flash hider. Is this bad?

Blueish-green build up is copper fouling.

wolf · Post by **wolf** » Mon Aug 01, 2011 10:08 pm

Copper oxide
comes from vaporized copper from the jackets of the bullets

KevinCa316 · Post by **KevinCa316** » Tue Aug 02, 2011 2:50 pm

a smurf crawled in your can like a cat in an engine. goon on you mate!

JasonM · Post by **JasonM** » Tue Aug 02, 2011 3:49 pm

It's the pixie dust that SF coats the internals with to justify their prices!

I kid, i kid.