high pressure signs
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Primer piercing causes
I would like to know what can be the root cause of pierced primers. I pierced two primers today and two more had primer flow back into the firing pin hole. I can feel it raised up over the rest of the primer. I was doing load development in a new-to-me cartridge. Day 1: I shot about 40 rds...- Hengehold
- Thread
- 223 high pressure signs
- Replies: 59
- Forum: Reloading Forum (All Calibers)
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6.5 x47 high pressure sign questions ?
I’m shooting a built 6.5 x47 in a trued Remington action and have noticed a few high pressure signs on some brass. The primers are definitely cratered and I can see slight marks on the brass but the primer cups are not flatented. This gun shoots lights out with 40.7 grains of h4350 pushing 130...- SVGC6.5x47
- Thread
- Replies: 10
- Forum: Big Stuff--7mm, 30 Cal, .338+
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