Delirious fun diversion for Monday.

WB
[subject]
Monday, October 28, 2019, 09:59 (2495 days ago)

I collected a cool barrel set from a very generous friend and initially had some too hot loads I began with. I had to gingerly hammer the brass out of the chamber, I only made a few rounds. It was blistering speed though, lots faster than it's size would hint. Basically a .25 Herrett, the .25 American.

I'm getting it back out. Generosity again bestowed me some formed .357 Herrett brass. I narrowly escaped a purchase of an old .357 TC set-up. I didn't really need another project. So I figured I could justify reforming it to this cool .25 American.

I do have the rare .25 American dies. How to get there from .30-30, much less .357 Herrett, is another matter. I had to dive in my pile of in house dies. The .300 GNR form die is wonderful for many purposes. I use it first to neck down from .35 to .30 and set the shoulder back far enough. Then I used a sizer for the 7mm BR to help neck from .30 to .284. Finally I was able to FL size the .25 American and cut it off to be able to form and load, fire-form the brass. This time I'll back off even more. It should be fun to shoot too.

[image]

Looks good but I bet it will build pressure quickly.

Sean Harper
[subject]
Monday, October 28, 2019, 10:13 (2495 days ago) @ WB

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If I remember right either Steve Herrett or Bob Milek

Gary Reeder
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Monday, October 28, 2019, 11:12 (2495 days ago) @ Sean Harper

did pretty much the same thing. After the success of the 30 Herrett they started necking the case down even farther. Like Sean said they ran into some high pressures. I never heard what happened to the idea. Talking to Bob Milek later I started to ask him but thought it might be a sore topic so I didn't.

.25 Classic, not American. It is pretty big

WB
[subject]
Monday, October 28, 2019, 11:29 (2495 days ago) @ Gary Reeder

Around for the caliber. Yes, when you get close to the edge it’s abrupt! I’m trying much slower powder this time too. That should help tame it a little.

you are working with the same problem that the

Gary Reeder
[subject]
Monday, October 28, 2019, 12:55 (2495 days ago) @ WB

Winchester Short Magnums had. Fat case, small opening, large amount of powder trying to get thru that small front hole. No way to get around the pressure problems.

Give it up Gary, WB ain't listnin...LOL

Woody
[subject]
Monday, October 28, 2019, 13:47 (2495 days ago) @ Gary Reeder

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Hey, it’s here, it’s queer. I’m gonna have fun. Lol

WB
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Monday, October 28, 2019, 13:50 (2495 days ago) @ Woody

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Oh, we all know that for sure...Ha.

Woody
[subject]
Monday, October 28, 2019, 13:53 (2495 days ago) @ WB

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You go gurl!

Drdougrx
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Monday, October 28, 2019, 14:55 (2495 days ago) @ WB

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Yes, fat for capacity. Maybe a .25-20 load

WB
[subject]
Monday, October 28, 2019, 13:48 (2495 days ago) @ Gary Reeder

To fireform with my 80 gr. Cast FNGC. Capacity is about 30 gr. with fine powder, same as .30 Herrett.

Please just keep fingers intact.

Sid R
[subject]
Monday, October 28, 2019, 14:29 (2495 days ago) @ WB

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I loaded up a couple dozen, just forming loads

WB
[subject]
Monday, October 28, 2019, 17:16 (2495 days ago) @ Sid R

I used 4227 that I have become very familiar with. The bullet is a 80 gr. FNGC that I like for my .255 Banshee and .25-35 Win. I did not the barrel chamber has a very short throat. These are not far off the lands if you can envision a pointy bullet using this ojive. But it has a long neck too.

We’ll find a safe fun load. I hope to slip is between the .240 Banshee and .256 Falcon. Actually it’s basically the .256 Falcon cut by 2/3. But a less radical shoulder and the long neck.

[image]

Looks like a little thumper.

Sid R
[subject]
Tuesday, October 29, 2019, 04:08 (2494 days ago) @ WB

LOL at this stage it looks like a belted neck magnum.

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