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AMP annealer question

Bigeclipse

Well-Known Member
Joined
Aug 10, 2012
Messages
1,974
I have an AMP annealer and its been great throughout the years. However, i just came across a concern. See picture below. This is the most silver color brass has ever come out. It is starline brass. Ive never used them before. I have annealed lapua, nosler, and hornady brass and none of them have come close to this color. I used Aztec mode on 2 pieces to analyze and both results yielded a 161 result. Thoughts? Should i proceed? Thanks!
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I would double-take on that. Especially set in between a non-annealed case and one nuked by the Aztec program. 161 seems high but if two cases gave you a similar result, rock on.

If it were me, I'd toss a few cases that look like that in corn cob or walnut media, and if it came off in under an hour chalk it up as a fluke of metallurgy and be fine with it.
 
I would double-take on that. Especially set in between a non-annealed case and one nuked by the Aztec program. 161 seems high but if two cases gave you a similar result, rock on.

If it were me, I'd toss a few cases that look like that in corn cob or walnut media, and if it came off in under an hour chalk it up as a fluke of metallurgy and be fine with it.
Yeah, that was my concern. It's the highest number I have had but I tried at 140 and it was still very silver so I'm thinking just how starline brass is.
 
Different brands of brass will come out different even some lots will change as well. Maybe double check there website for more info and unfortunately I haven't dealt with any starline brass
 
Assuming this is at least once fired, I would make sure you utilized the proper pilot code for the cartridge. I had one cartridge that I had read 009A or something to that effect, and then 009B, same lot, same firing, slightly different code (generated) . I would say though, that color is likely more of a alloy and surface treatment related thing. I wouldn't worry.
 
Assuming this is at least once fired, I would make sure you utilized the proper pilot code for the cartridge. I had one cartridge that I had read 009A or something to that effect, and then 009B, same lot, same firing, slightly different code (generated) . I would say though, that color is likely more of a alloy and surface treatment related thing. I wouldn't worry.
It's is not once fired. It is brand new. I always anneal and then size my brand new brass
 
I may be mistaken, but I could swear somewhere in their literature that you're supposed to anneal fired brass for a code. It has been a while since I read it.
Could be but i tried much less run time (code is essentially how long the brass is being annealed). So almost all of my brass has codes falling in 150-160 range. I tried even a 140 code and the brass still came out very silver looking....but only on the neck and no color on the body at all. But the neck was still very silver in color. I'll shoot some and then try annealing.
 
Could be but i tried much less run time (code is essentially how long the brass is being annealed). So almost all of my brass has codes falling in 150-160 range. I tried even a 140 code and the brass still came out very silver looking....but only on the neck and no color on the body at all. But the neck was still very silver in color. I'll shoot some and then try annealing.
let us know what your results are. Good shooting.
 
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