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DUD Remington 7.5 small rifle bench rest primers

I still say it is your rifle's firing pin and weak spring, nothing wrong with the primers, if they are struck as should be by the firing pin// hard and firm.
 
Have we beat this horse to death yet?

OP said he loaded WET cases and tried to fire them the next day. The only conclusion to be drawn is keep your primers (and cases) DRY!
The real bottom line is that bad primers are EXTREMELY rare. If you have a misfire of some sort, it's a very safe bet that it's self induced, for one reason or another. Note, I didn't say that there are no bad primers at all but that they are really a rare occurrance. Look EVERYWHERE else first, before blaming the primer..And a hit that looks good, does not mean you don't still have a problem somewhere else.

I've loaded literally a few hundred thousand rounds and I've had a few misfires, but it was never a bad primer. I've been down the road of blaming them, but I've always found my mistake or problem elsewhere.

This subject comes up more often than it should before all potential issues are ruled out, first. Primers are just the easiest thing to blame, understandably at times..like when a different primer fires fine.
 
Anyone else have this many duds at once?? View attachment 1226830
242 replies. I would push a little harder seating them. Depth shouldn't matter as long as they are at the bottom of the pocket. Hornady made the pockets deep no other possibility. Looks like a decent FP dent? Any time I had a FF it was because I was seating to a certain depth. You have to seat by feel since every pocket in a batch has the pocket swaged in to a different depth. If I seat by feel they always go off. Everyone may have a different interpretation of feel. When I uniform Lapua case pockets every case is different. No metal removed from some pockets a lot from others. The only FP springs that are any good are the ones made from silicon chrome alloy. The carbon steel (music wire alloy) loses tension quickly.
 
I can't believe that a thread where the original poster conceded that his primers didn't pop because he had water in the case has gone on for so long.

Guys, at your age, you should have stopped playing with yourselves by now.
 
I can't believe that a thread where the original poster conceded that his primers didn't pop because he had water in the case has gone on for so long.

Guys, at your age, you should have stopped playing with yourselves by now.
It's winter over here ice and snow pack in much of the northern half of the county, shooting season starts in a month or so.
 
I can't believe that a thread where the original poster conceded that his primers didn't pop because he had water in the case has gone on for so long.

Guys, at your age, you should have stopped playing with yourselves by now.
I don't see in his early comments any mention of water???
 
Apologies if it has been covered but I see this has gone to 13 pages already.

is the rifle a Tikka by any chance? That can be a problem with primer strike if the bolt has a lot of lubricant and they can be large in the throat / chamber ...combine the two (or three including deep primer pockets)
That would create the perfect storm and FTF
 
Thread started Jan 16

Post #52 Jan 17
Could be a moisture problem. How were primers stored? Was the brass wet cleaned?

Post #56
They were wet cleaned but I dryed them out with an air compressor and primed them prob 24 hours later

Post #58
I would not trust them to be dry, unless they were stored in a very warm and dry place for that 24 hours. Still probably might not. It’s hard to fool me twice, but that method did.

When you disassemble them pay attention to powder clumping or powder sticking to the walls.

Post #60
Ok thanks will fo

Post #62
Well I never wet cleaned the brass with the primers in

Post #64
Pulling them down will not reveal much except to verify they contain powder. Not much you can learn from examining the primer. You could remove the bullet and powder and let the primed brass air dry for several days and then load them up and see if they will fire. I would save a few they way they are now to see if they will fire on a second try. Priming compound is wet when they put it in the primer cup initially. If it got wet it should dry out over time.

Post #65
Ok. I’m gonna pull them apart later today to check out everything

Post #66
Pulling them down will not reveal much except to verify they contain powder. Not much you can learn from examining the primer. You could remove the bullet and powder and let the primed brass air dry for several days and then load them up and see if they will fire. I would save a few they way they are now to see if they will fire on a second try. Priming compound is wet when they put it in the primer cup initially. If it got wet it should dry out over time.

Post #67
Ok thanks for the info I’m gonna do that

Post #78

Post #80

Shiny the primer didn’t pop..some Gun powder stuck to the walls

Post #91 Jan 17
It appears there was moisture in the case when you loaded them.

Allow the case with the suspect primer to "air dry" for a week and then just chamber and fire the primed case.

Let us know what happens.
Post #108 Jan 17
Have you tried firing one a second time yet like several people have advised? If it goes bang, you have found your problem and don't have to go any farther...I really think it would be in your best interest to try one before you go to the trouble of pulling them all apart. Also, what lube method did you use when you sized the casings? A spray lube or sizing wax?

Post #109 Jan 17
Yes I tried firing them a second time just a few hours ago and still nothing

Post #143 Jan 19
Thanks guys for all of your replies I gathered so much info it got my head spinning. I started by pulling the bullets dumping the powder 90% of them had moisture in the powder and sticking inside of the case. And I also measured the primer depth and it’s 0.005 on the virgin primers now when I was asked if I resized them no I didn’t, for some reason I was thinking resizing was meaning debur for the bullet. My die recommends with the shell holder Just touches the shell holder then turn 1 1/4 turn to seat the bullet. I also had orderd a hand primer tool so I can have better feel. I take take all the info I can get boys cause I’m new and very interested in it. Thanks again

Post #165 Jan 20
Just let us know if the primers from the pulled dud rounds fire after they have dried out. You might lay the primed empty cases in the sun for a while to dry the inside of the case.

Post #166 Jan 21
Ok update I had pulled the bullets dumped the powder I let the cases with the primers still I and let them dry for a few days. I checked measurements and did the tape thing to the shoulder everything was checking out fine. I loaded them back up and everyone one fired just fine! Thank you all for your help!!!

Today is Feb 13, this is post #250
 
Anyone else have this many duds at once?? View attachment 1226830
Did you find out how you got water in the cases? You said you stored the powder in a cool place, condensation? After I tumble polish cases I shake each one by hand to get the water out. I thought I got most of the water out and any remaining would evaporate after several hours in my kitchen oven at 190F. After polishing and shaking some of the cases I decided to put the straw like tube on a dust off air can in each case and see what would happen. I was shocked at how much water came out of some of the cases after shaking very hard. I always put the cases in the oven at 190F for 2-3 hours then turn the oven off and let it cool over night.
 

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