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AR15.COM
4/28/2013 12:32:34 PM EDT
After shooting my G38 in 45 GAP I have noticed small yellow flakes on the interior of the pistol. At first thought was they were just brass shavings, they are not. I was shooting factory American Eagle. Anyone else had this or know what it might be?
4/28/2013 12:57:32 PM EDT
[#1]
Coppery looking?
That's just Glock factory anti-sieze.

If it's brass, you're shaving it somewhere.

Look at your ammo.
Does it have yellowish lacquer around the primer or case mouth?
4/28/2013 1:11:16 PM EDT
[#2]
No part of the gun will give that color debris...  it's certainly the ammo.   That's not all that uncommon.
4/28/2013 1:38:28 PM EDT
[#3]
It's some sort of debris from the inside of the cartridge.
4/28/2013 1:38:58 PM EDT
[#4]
Quoted:
Coppery looking?
That's just Glock factory anti-sieze.

If it's brass, you're shaving it somewhere.

Look at your ammo.
Does it have yellowish lacquer around the primer or case mouth?


The factory anti-sieze is long gone and its not brass shavings. Must be the ammo.

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4/28/2013 1:57:46 PM EDT
[#5]
Normal
4/29/2013 4:43:06 AM EDT
[#6]
Just a guess but I am betting you use grease on the rails? The pics look like grease that has picked up a bit of un-burnt powder or residue. The grease is giving these flakes of un-burnt particles a yellow tint. I see it all the time on my guns. Just clean regularly to prevent a build-up that could cause malfunctions.

FWIW- If you are shooting "discount" loads like WWB they often use powders that have more filler and thus leave more residue.

ETA- I would place "American Eagle" in the discount load category. Not bad stuff but not ATK/Federal's premium load.
4/29/2013 6:42:11 AM EDT
[#7]
It's flash suppressant.
4/29/2013 7:56:02 AM EDT
[#8]
Quoted:
Just a guess but I am betting you use grease on the rails? The pics look like grease that has picked up a bit of un-burnt powder or residue. The grease is giving these flakes of un-burnt particles a yellow tint. I see it all the time on my guns. Just clean regularly to prevent a build-up that could cause malfunctions.

FWIW- If you are shooting "discount" loads like WWB they often use powders that have more filler and thus leave more residue.

ETA- I would place "American Eagle" in the discount load category. Not bad stuff but not ATK/Federal's premium load.


You are correct I use grease, after a while it ends up a yellow tint. The shape and feel of the flakes I think you right, unburnt powder that has picked up grease and turned yellow. Thanks.
4/29/2013 10:56:26 AM EDT
[#9]
Glockschlager
4/29/2013 4:27:54 PM EDT
[#10]
Quoted:
Glockschlager


Gesundheit.