I wasn't planning to lube the cases for this first test. I cleaned em with simple green instead of tumbling, so the coating should still be mostly there. The gun is rough on the cases, so some had quite a bit scraped off, but I just took the 20 best cases to test load.
I also had to hand charge from the pan.
The Lee dies didn't size the neck much, but it was enough to seat jacketed.
I don't plan to cast for this one, I plan to make my kid buy the components and do the case prep, assuming I can come up with a good, consistent load, and I'll just load em up once in a while.
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I shot those test rounds yesterday. They seemed really noisy and had an awful lot of flash, but everything cycled right. Then I shot some factory for comparison; also noisy and lots of flash. Basically the same on the smaller charges, a little more on the larger ones.
I was shooting at 10 yards, standing unbraced, mostly checking for function and pressure signs. One set did group noticeably tighter, at 6.6gr of #7. I'd put that off to my shooting, but it was a noticeable difference.
Since that's only 0.1gr over the book minimum, I think I'm happy to load a bunch there and see how a larger group works. I'll switch to 20 round sets and try to get chrono readings and a more realistic look at the spread from a bench.
Now the problem is finding brass. The Five-seveN kicks the brass so far forward it's out past the line where I can pick up at the indoor range, and outdoors they're so small they get lost in the grass. I think he needs a brass catcher for that pistol if he wants me to be able to reload for it.
Anyone selling 5.7 brass?
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Yours kicks forward? Mine kicks back about 45 degrees over my shoulder....equally hard to find.
Yours a fn or ruger?
Mine is a ruger. Dang hard to find without a spotter.
BP | Bronze Point | IMR | Improved Military Rifle | PTD | Pointed |
BR | Bench Rest | M | Magnum | RN | Round Nose |
BT | Boat Tail | PL | Power-Lokt | SP | Soft Point |
C | Compressed Charge | PR | Primer | SPCL | Soft Point "Core-Lokt" |
HP | Hollow Point | PSPCL | Pointed Soft Point "Core Lokt" | C.O.L. | Cartridge Overall Length |
PSP | Pointed Soft Point | Spz | Spitzer Point | SBT | Spitzer Boat Tail |
LRN | Lead Round Nose | LWC | Lead Wad Cutter | LSWC | Lead Semi Wad Cutter |
GC | Gas Check |